304 Stainless Steel Bar from Shandong Kuaima Steel 2026

2026-04-15 0 views

304 Stainless Steel Bar from Shandong Kuaima Steel 2026

Shandong Kuaima Steel Co., Ltd., a Diamond Member since 2021 carrying a USD 300,000 platform deposit, supplies AISI 304 stainless steel bar — round, square, and flat — across eight product lines including its core carbon and stainless bar range. This product deep dive covers verified dimensional tolerances, chemical composition per ASTM A276 / EN 10088, indicative 2026 price bands, MOQ thresholds, and the exact steps to submit a qualified inquiry to their audited sales team.

Market Overview

304 Stainless steel bar — supplied to ASTM A276, ASTM A479, EN 10088-3, and JIS G4303 — is the benchmark austenitic bar product for food processing, chemical equipment, architectural fabrication, and medical device manufacturing, and in 2026 it remains one of the most actively sourced stainless long products among B2B buyers importing from China. Shandong province sits at the operational centre of this supply chain: its proximity to the deep-water export terminals at Qingdao and Rizhao gives Shandong-based mills a measurable freight-cost advantage over inland producers, compressing lead times to Southeast Asian buyers to 25–35 days from order confirmation. Against that backdrop, Shandong Kuaima Steel Co., Ltd. operates as a platform-audited, verified custom manufacturer holding a USD 300,000 platform security deposit and Diamond Member status since 2021 — a combination of financial commitment and third-party audit that buyers can cross-reference independently.

Grade equivalence: AISI 304 = EN 1.4301 = UNS S30400 — all three designations refer to the same 18Cr-8Ni austenitic composition and are interchangeable in most procurement documents
Standard coverage: ASTM A276 (bar and shapes), ASTM A479 (bar for pressure applications), EN 10088-3 (European stainless long products), JIS G4303 (Japanese bar standard) — four jurisdiction-spanning standards on a single SKU
Third-party verification: Pre-shipment inspection through SGS or Bureau Veritas is routinely arranged for this product category, with Mill Test Certificates (MTC) and CIQ Certificates issued per shipment
2026 trade headwind: The EU Carbon Border Adjustment Mechanism (CBAM) phased rollout is beginning to affect carbon-intensity reporting requirements for steel imports into Europe, adding documentation overhead that buyers and suppliers alike must plan for

Price indications across the current variant range run from USD 1,165/ton for standard bar to USD 1,950/ton for cold drawn finished bar, with a 1-ton MOQ entry point that makes trial orders practical for new procurement relationships. That pricing spread reflects real differences in downstream processing — cold drawing, polishing, and surface finish add cost at each stage — rather than arbitrary tier structures.

Key Industry Trends (2026–2030)

What is driving demand for 304 stainless steel bar across industrial sectors?

Food processing equipment, medical device manufacturing, and chemical plant construction are the three downstream sectors generating the strongest sustained pull for AISI 304 / EN 1.4301 bar stock through 2030. Each sector specifies the 18.0–20.0% chromium and 8.0–10.5% nickel chemistry precisely because it satisfies both corrosion-resistance thresholds and fabrication tolerances without requiring post-weld heat treatment in most applications.

Architectural and pharmaceutical end-users are also accelerating specification of polished flat and round bar variants, where surface finish and dimensional consistency — not raw tonnage — determine supplier selection. MOQ ergonomics matter here: buyers sourcing for mid-scale projects increasingly prioritize suppliers who can ship from 1 ton rather than a full 40FT container.

Food-grade equipment fabricators require ASTM A276 or ASTM A479 mill test certificates (MTC) as a baseline procurement condition.
Medical device supply chains mandate third-party inspection by agencies such as SGS or Bureau Veritas before shipment release.
Chemical plant operators in Southeast Asia — a 10–18 day transit window from Qingdao — are shortening reorder cycles, tightening inventory float.
India's mandatory BIS certification framework is reshaping import documentation requirements for stainless bar entering that market.
Architectural specifiers increasingly cross-reference EN 10088-3 alongside ASTM grades to satisfy multi-jurisdiction project compliance.

How are supply dynamics shaping the 304 bar market in 2026?

Grade proliferation and price stratification — cold drawn bar running USD 1,820–1,950 per ton versus polished variants at USD 1,355–1,450 — are forcing buyers to evaluate suppliers by process capability, not just listed price. Suppliers operating Electric Arc Furnace (EAF) routes with verified cold drawing lines command a measurable premium over hot-rolled-only producers.

The EU Carbon Border Adjustment Mechanism (CBAM) phased rollout and ongoing US Section 232 tariff reviews are adding compliance cost layers that erode thin-margin spot purchases. Buyers locking in CIF destination port terms with 30% T/T deposit structures gain more predictable landed-cost visibility than those transacting purely on FOB spot.

CBAM reporting obligations now require embedded carbon documentation alongside standard Commercial Invoice and COO trade documents.
Red Sea disruptions are rerouting Europe-bound vessels via Cape of Good Hope, adding 10–14 days and raising freight budgets.
Audited, platform-verified suppliers carrying a USD 300,000 security deposit — such as Shandong Kuaima Steel Co., Ltd. — reduce counterparty risk on larger orders.
Section 232 tariff reviews continue to redirect some US buyers toward non-Chinese supply chains, tightening regional availability.

Which process standards and verification steps matter most when sourcing 304 bar?

ASTM A276 and EN 10088-3 are the two standards that appear most frequently as non-negotiable specification anchors in 304 stainless bar purchase orders across North America, Europe, and export-oriented Asian markets. Compliance with both simultaneously — rather than one or the other — is increasingly the baseline expectation, not a premium differentiator.

Verification workflow has become as commercially significant as the mill certificate itself. Buyers requesting EN 10204 Type 3.1 or 3.2 inspection reports, combined with pre-shipment checks by Intertek or TUV Rheinland, reduce rejection risk at destination ports and satisfy internal procurement audit trails.

JIS G4303 compliance opens access to Japanese-standard supply chains in Southeast Asia without requiring re-testing at destination.
ISO 9001 certification remains the minimum quality-system signal that procurement teams use to filter supplier shortlists.
Hardness verification to ≤201 HBW / ≤92 HRB is a common incoming-inspection checkpoint for machined-component buyers.
CIQ Certificates issued at Chinese export ports provide an additional government-backed quality layer alongside third-party MTC documentation.
Tensile strength ≥515 MPa and yield strength ≥205 MPa must be traceable to heat-specific test records, not batch averages, for medical and pressure-vessel applications.

Material Grades and Technical Specifications

304 stainless steel bar is defined by a precise chemical envelope — 18.0–20.0% chromium and 8.0–10.5% nickel — that delivers the corrosion resistance and mechanical performance demanded across food processing, chemical equipment, architectural, and medical device applications. Buyers shortlisting this product should anchor their evaluation on four internationally recognised designations that all refer to the same alloy: AISI 304, EN 1.4301, UNS S30400, and the JIS equivalent covered under JIS G4303. Each designation maps to the same composition limits, so a mill test certificate (MTC) issued against ASTM A276 or EN 10088-3 is equally acceptable depending on the destination market's import requirements.

The mechanical and chemical floors set by ASTM A276 and ASTM A479 are as follows:

Property	Specified Limit	Governing Standard
Carbon (C)	≤ 0.08%	ASTM A276 / EN 10088-3
Chromium (Cr)	18.0–20.0%	ASTM A276 / JIS G4303
Nickel (Ni)	8.0–10.5%	ASTM A276 / EN 10088-3
Tensile Strength	≥ 515 MPa	ASTM A479
Yield Strength	≥ 205 MPa	ASTM A479
Elongation	≥ 40%	ASTM A276
Hardness	≤ 201 HBW / ≤ 92 HRB	ASTM A276

Shape and dimensional range materially affect both application fit and unit pricing. The 304 Stainless Steel Bar - AISI 304 Round/Square/Flat Bar for Industrial Use covers diameters from 3 mm to 500 mm across round, square, and flat profiles. Within that range, surface finish and drawing process create meaningful price differentiation:

Cold drawn bar — tighter dimensional tolerance, improved surface finish; USD 1,820–1,950/ton
Polished bar — architectural and hygienic-surface applications; USD 1,355–1,450/ton
Standard hot-rolled round bar — general industrial use; USD 1,730–1,850/ton

Two 2026 trade realities are worth factoring into specification decisions before issuing an RFQ. India's mandatory BIS certification now applies to a widening category of imported steel products, meaning buyers routing material through Indian distribution hubs must confirm BIS compliance at the MTC stage — not after shipment. Separately, the EU Carbon Border Adjustment Mechanism (CBAM) phased rollout is beginning to affect the landed cost of Chinese stainless semi-finished and finished bar into European markets, which makes accurate carbon-content documentation on the MTC increasingly consequential for customs clearance.

Shandong Kuaima Steel Co., Ltd. produces this product via cold drawing and hot rolling processes and holds ISO 9001 certification, with third-party inspection available through SGS or Bureau Veritas (BV) against EN 10204 3.1 or 3.2 documentation — request the specific inspection scope in writing when submitting your RFQ to confirm which MTC format the mill will issue for your destination port.

Pricing, MOQ and Order Economics

304 Stainless Steel Bar from Shandong Kuaima Steel is priced across a range of USD 1,165–2,090 per ton depending on finish, shape, and order configuration — with a minimum order quantity of 1 ton that makes the product accessible to smaller buyers while full container economics kick in at approximately 25 tons per 40FT container. Understanding where your order falls within that range requires mapping three variables: product variant, surface finish, and destination Incoterm.

Cold drawn stainless steel bar: USD 1,820–1,950/ton — the tightest dimensional tolerances, suited for precision machined components and medical device applications
Stainless steel round bar (hot rolled): USD 1,730–1,850/ton — standard workhorse variant for food processing equipment and chemical plant fabrication
Polished stainless steel bar: USD 1,355–1,450/ton — lower per-ton entry point, typically architectural or decorative structural use where surface finish is pre-specified
316 stainless steel bar: USD 1,165–1,250/ton — listed as a platform variant; note that 316 carries a higher molybdenum content than AISI 304 / EN 1.4301 / UNS S30400, so confirm grade chemistry against ASTM A276 or ASTM A479 MTCs before substituting
MOQ: 1 ton (sample or trial orders); commercial container threshold ~25 tons FOB Qingdao or Rizhao
Payment structure: 30% T/T deposit at order confirmation + 70% against B/L copy — standard for EAF-route stainless producers shipping from Shandong
Incoterms available: FOB Qingdao, CIF destination port

Two external cost factors buyers should price into their landed-cost models for 2026: EU CBAM phased rollout adds a carbon-content reporting and adjustment obligation for stainless steel entering the EU, and Red Sea shipping disruptions are currently forcing Cape of Good Hope rerouting on Europe-bound vessels, adding 10–14 days of transit and measurable freight premium. For Southeast Asia shipments, transit from Qingdao runs 10–18 days via carriers such as COSCO Shipping or Maersk, keeping landed costs tighter. Third-party pre-shipment inspection through SGS or Bureau Veritas (BV) is advisable on first orders; the cost is typically absorbed within the per-ton margin when ordering at container scale, and the resulting Mill Test Certificate under EN 10204 3.1 or 3.2 format satisfies most end-buyer documentation requirements.

Buyers shortlisting Shandong Kuaima Steel should request an itemized CIF quotation specifying grade AISI 304 / UNS S30400, the target shape and diameter from the 3–500 mm range, surface condition, and destination port — then cross-reference the MTC chemistry against the ASTM A276 limits (Cr 18.0–20.0%, Ni 8.0–10.5%, C ≤0.08%) before confirming deposit.

Trade-offs and Verification Checklist

Sourcing 304 Stainless Steel Bar from a platform-audited Chinese manufacturer like Shandong Kuaima Steel Co., Ltd. carries measurable advantages — but also concrete trade-offs that every shortlisting buyer should stress-test before issuing a purchase order. The verification steps below are designed to surface those trade-offs before they become contractual problems.

Confirm grade cross-references in writing. AISI 304 maps to EN 1.4301 and UNS S30400 — request the Mill Test Certificate (MTC) per EN 10204 3.1 and verify that Cr sits within 18.0–20.0% and Ni within 8.0–10.5% before approving any shipment.
Engage a named third-party inspector at the mill gate. SGS, Bureau Veritas (BV), or Intertek can witness dimensional checks (diameter 3–500 mm range), tensile testing (≥515 MPa), and hardness verification (≤201 HBW) against ASTM A276 or EN 10088-3 before goods leave Shandong.
Validate Incoterms and payment structure. The standard commercial structure is 30% T/T deposit with 70% payable against the B/L copy, shipped FOB Qingdao or CIF destination port. Confirm which L/C bank — Bank of China, ICBC, or CCB — will be named on the documentary credit if you require letter-of-credit settlement.
Account for regulatory headwinds. EU buyers face the CBAM phased rollout, which adds a carbon-cost reporting obligation on steel imports. US buyers should factor in ongoing Section 232 tariff reviews when modelling landed cost against the USD 1,730–1,850/ton price band for standard stainless steel bar variants.
Check MOQ fit. The platform-listed MOQ is 1 ton, but the commercial container minimum runs approximately 25 tons per 40FT — buyers consolidating small orders should clarify whether partial-container loads are available or whether groupage applies.

Two limitations deserve unvarnished attention. First, Shandong Kuaima Steel has held Diamond Member status only since 2021 — a shorter verified tenure than some long-established Chinese mills. Buyers should offset this by requesting the full SGS or BV audit report rather than relying on platform status alone. Second, the USD 300,000 platform security deposit, while a genuine financial commitment, can correlate with a price floor that sits above leaner, unaudited competitors; buyers who have benchmarked the cold-drawn variant at USD 1,820–1,950/ton should treat that deposit as a risk-mitigation premium, not a discount signal, and negotiate accordingly.

Run every shortlisted supplier through this checklist — MTC under EN 10204, third-party pre-shipment inspection by SGS or BV, and a landed-cost model that absorbs CBAM or Section 232 exposure — then request a formal quotation from Shandong Kuaima Steel Co., Ltd. with all compliance documents itemised line by line.

Featured Supplier

Shandong Kuaima Steel Co., Ltd. is a verified factory-type manufacturer based in Shandong, China, holding Diamond Member status on the platform since 2021 and maintaining a USD 300,000 platform security deposit.

Supplier type: verified custom manufacturer (factory), platform-audited
Diamond Member since 2021 with a USD 300,000 platform security deposit on record
Listed product categories include stainless steel bar, Carbon steel bar, and Alloy steel bar, among at least five additional steel product lines
Stainless steel bar offerings are relevant to AISI 304 round, square, and flat bar requirements for industrial applications
Operates across eight or more product lines, indicating capacity to handle multiple bar form factors within a focused steel range
All supplier credentials have been reviewed through the platform's audit process

Prospective buyers should note that Diamond Member status dates only to 2021, providing a limited platform track record, and should confirm pricing and product scope directly with the supplier.

To review full credentials, product listings, and contact details for Shandong Kuaima Steel Co., Ltd., visit their verified supplier page at:

Frequently Asked Questions

What are the key mechanical properties of AISI 304 stainless steel bar?

AISI 304 stainless steel bar delivers a minimum tensile strength of 515 MPa, yield strength of 205 MPa, and elongation of at least 40%, per ASTM A276 specifications. The alloy contains 18–20% chromium and 8–10.5% nickel, giving it strong corrosion resistance in atmospheric and mild chemical environments. Hardness typically falls below 92 HRB in the annealed condition. These properties make 304 bar suitable for food processing equipment, chemical vessels, and structural fasteners.

What is the difference between 304 and 304L stainless steel bar, and when does it matter?

304L is a low-carbon variant of 304, with maximum carbon content of 0.03% versus 0.08% for standard 304, both governed by ASTM A276 and EN 10088-3. The reduced carbon in 304L minimizes carbide precipitation during welding, making it the preferred choice for heavy-weld fabrications or pressure vessel components where intergranular corrosion is a documented risk. For non-welded machined parts, standard 304 is generally sufficient and typically carries a lower per-kilogram cost.

What shapes and size ranges are commercially available for 304 stainless steel bar?

304 stainless steel bar is commercially stocked in three primary profiles: round bar (typically 3 mm–300 mm diameter), square bar (6 mm–200 mm side), and flat bar (thickness 3–100 mm, width up to 500 mm). Tolerances follow ASTM A484 for general requirements or EN 10278 for precision-drawn profiles. Hot-rolled bar suits structural and machined applications; cold-drawn bar offers tighter dimensional tolerances and a smoother surface finish for precision components.

How should B2B buyers interpret a USD 300,000 platform security deposit when evaluating a Chinese stainless steel bar supplier?

A USD 300,000 platform security deposit, such as that held by Shandong Kuaima Steel Co., Ltd. on their B2B platform, functions as a financial guarantee that the platform can draw on in verified dispute or non-performance scenarios. It is a materially larger commitment than the standard deposit tier and signals the supplier has passed enhanced financial vetting. Buyers should treat it as one due-diligence data point alongside third-party mill certificates, SGS or BV pre-shipment inspection reports, and documentary letters of credit to fully manage counterparty risk.

What certifications and standards should 304 stainless steel bar meet for industrial procurement?

For most industrial procurement, 304 stainless steel bar should conform to at least one of the following: ASTM A276 (USA), EN 10088-3 (Europe), or GB/T 1220 (China). Mill test certificates (MTCs) issued per EN 10204 3.1 or 3.2 provide chemical composition and mechanical test traceability to a specific heat. Where end-use involves pressure equipment or food-contact surfaces, buyers should additionally request compliance documentation under PED 2014/68/EU or relevant FDA/EC food-contact regulations.

What is a realistic price range for 304 stainless steel round bar in 2025–2026, and what drives price volatility?

FOB Chinese port prices for standard 304 stainless steel round bar have broadly ranged between USD 2,000–3,200 per metric ton depending on diameter, surface condition, and nickel spot prices, which are the dominant cost driver. Nickel accounts for roughly 25–30% of 304's raw material cost, so LME nickel swings of 10% translate directly into mill price adjustments. Buyers sourcing under longer contracts often use nickel-linked price adjustment clauses to manage this exposure rather than fixing a single price.

What is the typical lead time and shipping transit for 304 stainless steel bar ordered from a Chinese mill?

Production lead time for 304 stainless steel bar from a Chinese mill typically runs 15–30 days for standard stock sizes and 30–45 days for non-standard dimensions or tight-tolerance cold-drawn profiles. Ocean freight transit from major Chinese export ports to Southeast Asian destinations averages 7–14 days; to European ports, 25–35 days; to US East Coast ports, 28–35 days. Buyers should factor in pre-shipment inspection scheduling — typically 3–5 business days for an SGS or Bureau Veritas inspection — when calculating total delivery windows.

What supply-chain risks should buyers plan for when importing 304 stainless steel bar in 2026?

Two documented challenges are relevant in 2026. First, trade measure exposure: 304 stainless steel bar imported into the EU and USA remains subject to anti-dumping and countervailing duty investigations that can alter landed cost materially after a purchase order is placed. Second, carbon border adjustment: the EU's Carbon Border Adjustment Mechanism (CBAM) began its transitional phase and will require importers to declare embedded carbon in stainless steel products, adding compliance overhead. Buyers should confirm HS code classification and request mill carbon-footprint data at the RFQ stage.

Conclusion

Sourcing AISI 304 stainless steel bar in 2026 means navigating real pressures: tightening carbon-border regulations, volatile nickel pricing, and stricter mill-certification requirements from end-buyers in construction, food processing, and petrochemicals. Against that backdrop, grade clarity—knowing exactly whether your application demands 304 or the lower-carbon 304L—and documented compliance with ASTM A276 or EN 10088 remain the two decisions that determine downstream risk more than unit price alone.

Shandong Kuaima Steel Co., Ltd. enters that conversation with a verifiable platform footprint: Diamond Member status since 2021, a USD 300,000 platform security deposit, and third-party audit confirmation across multiple bar categories. Worth noting: their diamond membership is relatively recent, and buyers with highly diversified product requirements should confirm scope before committing to volume orders.

Ready to verify specifications, request mill certificates, or discuss Incoterms for your next 304 stainless steel bar order? Visit the Shandong Kuaima Steel Co., Ltd. supplier page on Sinoali to review audited credentials and submit a direct inquiry.

Sources and References

Written by Sinoali Editorial Desk — Sinoali Steel Research Team

The Sinoali Editorial Desk is the platform's in-house research collective, publishing under the unified byline 'Sinoali Editorial Desk' for continuity. Each article is reviewed by a named domain expert (see 'Reviewed by' below). Research focuses on supplier verification, port logistics, and standard compliance for international B2B steel buyers.

Reviewed by Dr. Chen Yifan — Materials Compliance Reviewer. Metallurgical engineer specialising in GB / ASTM / EN standard cross-mapping for structural and pipeline steels.

Published 2026-04-15 · Sinoali Editorial Desk

常见问题

What are the key mechanical properties of AISI 304 stainless steel bar?

What is the difference between 304 and 304L stainless steel bar, and when does it matter?

What shapes and size ranges are commercially available for 304 stainless steel bar?

How should B2B buyers interpret a USD 300,000 platform security deposit when evaluating a Chinese stainless steel bar supplier?

What certifications and standards should 304 stainless steel bar meet for industrial procurement?

What is a realistic price range for 304 stainless steel round bar in 2025–2026, and what drives price volatility?

FOB Chinese port prices for standard 304 stainless steel round bar have broadly ranged between USD 2,000–3,200 per metric ton depending on diameter, surface condition, and nickel spot prices, which are the dominant cost driver. Nickel accounts for roughly 25–30% of 304\'s raw material cost, so LME nickel swings of 10% translate directly into mill price adjustments. Buyers sourcing under longer contracts often use nickel-linked price adjustment clauses to manage this exposure rather than fixing a single price.

What is the typical lead time and shipping transit for 304 stainless steel bar ordered from a Chinese mill?

What supply-chain risks should buyers plan for when importing 304 stainless steel bar in 2026?

Two documented challenges are relevant in 2026. First, trade measure exposure: 304 stainless steel bar imported into the EU and USA remains subject to anti-dumping and countervailing duty investigations that can alter landed cost materially after a purchase order is placed. Second, carbon border adjustment: the EU\'s Carbon Border Adjustment Mechanism (CBAM) began its transitional phase and will require importers to declare embedded carbon in stainless steel products, adding compliance overhead. Buyers should confirm HS code classification and request mill carbon-footprint data at the RFQ stage.

304 Stainless Steel Bar from Shandong Kuaima Steel 2026

304 Stainless Steel Bar from Shandong Kuaima Steel 2026

Market Overview

Key Industry Trends (2026–2030)

What is driving demand for 304 stainless steel bar across industrial sectors?

How are supply dynamics shaping the 304 bar market in 2026?

Which process standards and verification steps matter most when sourcing 304 bar?

Material Grades and Technical Specifications

Pricing, MOQ and Order Economics

Trade-offs and Verification Checklist

Featured Supplier

Frequently Asked Questions

What are the key mechanical properties of AISI 304 stainless steel bar?

What is the difference between 304 and 304L stainless steel bar, and when does it matter?

What shapes and size ranges are commercially available for 304 stainless steel bar?

How should B2B buyers interpret a USD 300,000 platform security deposit when evaluating a Chinese stainless steel bar supplier?

What certifications and standards should 304 stainless steel bar meet for industrial procurement?

What is a realistic price range for 304 stainless steel round bar in 2025–2026, and what drives price volatility?

What is the typical lead time and shipping transit for 304 stainless steel bar ordered from a Chinese mill?

What supply-chain risks should buyers plan for when importing 304 stainless steel bar in 2026?

Conclusion

Sources and References

Related Reading

常见问题

What are the key mechanical properties of AISI 304 stainless steel bar?

What is the difference between 304 and 304L stainless steel bar, and when does it matter?

What shapes and size ranges are commercially available for 304 stainless steel bar?

How should B2B buyers interpret a USD 300,000 platform security deposit when evaluating a Chinese stainless steel bar supplier?

What certifications and standards should 304 stainless steel bar meet for industrial procurement?

What is a realistic price range for 304 stainless steel round bar in 2025–2026, and what drives price volatility?

What is the typical lead time and shipping transit for 304 stainless steel bar ordered from a Chinese mill?

What supply-chain risks should buyers plan for when importing 304 stainless steel bar in 2026?