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Checkered Steel Coil for Floor - High-Strength Anti-Slip Flooring Solution
Baiqu Steel Coil Manufacturing Co., Ltd.
Verified
Custom manufacturer
·
4 yrs
·
China
China
Customizable
Rock-bottom price
$595
1-49 ton
Base price
$569
50-99 ton
4.4% off
$556
≥100 ton
6.6% off
Price validity: subject to market conditions
Supplier's customization ability
- Drawing-based customization
- Sample-based customization
- Full customization
Quantity
Minimum order quantity: 1 ton
Shipping total: To be negotiated
Subtotal of goods
US$ 595.00
Payment and delivery
- Lead time:
- confirmed with the quotation
- Packaging:
- standard export packing
- Samples:
- available on request
Product details
Technical Specifications of Checkered Steel Coil for Floor
| Property | Parameter | Description |
|---|---|---|
| Product Name | Checkered Steel Coil for Floor | Hot-rolled carbon steel coil with raised diamond/tear drop pattern |
| Material Grade | SS400 / Q235B / A36 / S235JR | Common carbon steel grade equivalents |
| Standard Compliance | GB/T 3277, JIS G3131, ASTM A786, EN 10025 | Meets major international checkered plate standards |
| Carbon (C) | ≤0.20% | Carbon content for formability and weldability |
| Manganese (Mn) | ≤1.40% | Enhances strength and toughness |
| Phosphorus (P) | ≤0.045% | Controlled for improved ductility |
| Sulfur (S) | ≤0.045% | Low sulfur for better weldability |
| Silicon (Si) | ≤0.35% | Deoxidizer for steel cleanliness |
| Tensile Strength | 370 - 500 MPa | Typical range per base material grade |
| Yield Strength | ≥235 MPa | Minimum yield strength for structural use |
| Elongation | ≥26% | Ductility in 50mm gauge length |
| Base Thickness | 1.5 - 8.0 mm | Thickness of base plate excluding pattern height |
| Pattern Height | 0.5 - 2.0 mm | Raised checkered pattern above base surface |
| Coil Width | 1000 - 1500 mm | Standard widths available, custom on request |
| Pattern Type | Diamond, Tear Drop, Five-bar, Lentil | Anti-slip pattern options for floor applications |
| Surface Treatment | Oiled, Pickled, Galvanized | Corrosion protection and finish options |
| Application | Industrial flooring, staircase treads, vehicle platforms, walkways | Anti-slip flooring in construction and transportation |
| Certification | ISO 9001, EN 10204 3.1, SGS | Quality certifications provided with shipment |
| Packaging | Eye-to-sky, steel strip bundled, waterproof paper | Standard seaworthy export packaging |
| MOQ | 5 tons | Minimum order quantity per specification |
Checkered Steel Coil for Floor - High-Strength Anti-Slip Flooring Solution
Checkered steel coil for floor is a hot-rolled carbon steel product featuring raised diamond or tear-drop patterns on one surface, engineered to deliver superior anti-slip performance in industrial and commercial flooring applications. This material serves critical roles in walkways, mezzanine platforms, vehicle ramps, and warehouse flooring where pedestrian and equipment safety is paramount. As a direct mill supplier, we provide premium grade checkered steel coils with consistent pattern depth, tight thickness tolerances, and factory-competitive pricing for construction contractors, steel fabricators, and industrial project developers worldwide.
What Is Checkered Steel Coil for Floor?
Checkered steel coil for floor is a continuously rolled steel strip with a raised pattern embossed on the surface during the hot-rolling process. The pattern—typically five-bar diamond, tear-drop, or lentil configurations—increases the coefficient of friction by 30–50% compared to smooth flat steel, making it the preferred choice for anti-slip flooring systems. This product is manufactured according to GB/T 3277-2006 and JIS G3131 standards, with base metal grades including Q235B, SS400, and ASTM A36.
Checkered Steel Coil for Floor Technical Specifications
Our checkered floor coils are produced with precise dimensional control to meet demanding project requirements. Below are the standard technical parameters:
| Parameter | Specification Range |
|---|---|
| Base Thickness | 1.5 mm – 8.0 mm |
| Pattern Height | 0.5 mm – 2.0 mm (per GB/T 3277) |
| Coil Width | 1000 mm – 1500 mm |
| Coil Weight | 3 MT – 15 MT per coil |
| Steel Grade | Q235B, SS400, ASTM A36, S235JR |
| Yield Strength | ≥235 MPa (Q235B per GB/T 700-2006) |
| Tensile Strength | 370–500 MPa |
| Pattern Type | Diamond / Five-bar / Tear-drop / Lentil |
| Surface Treatment | Oiled, pickled, or galvanized available |
Key Applications of Checkered Steel Coil in Flooring
- Industrial platforms and walkways: Petrochemical plants, power stations, and steel mills where oil and water exposure demands reliable traction
- Vehicle ramps and loading docks: Anti-slip surface for forklifts and heavy truck traffic with loads exceeding 5 tons per axle
- Mezzanine and staircase treads: Commercial warehouses and logistics centers requiring compliance with OSHA slip-resistance guidelines
- Shipbuilding decks: Marine-grade checkered floor coil with optional hot-dip galvanizing for exceptional durability against corrosive environments
Frequently Asked Questions
What is the minimum order quantity (MOQ) for checkered steel coil?
Our standard MOQ is 5 metric tons per specification. For mixed-grade or multi-thickness orders, we accept combined quantities starting from 10 MT total.
Do you provide material test certificates?
Yes, every shipment includes EN 10204 Type 3.1 Mill Test Certificates covering chemical composition, mechanical properties, pattern height measurement, and dimensional verification.
What is the typical delivery time for floor-grade checkered coils?
Standard stock items ship within 7–10 business days. Custom thickness or galvanized checkered steel coil for floor projects require 20–30 days from order confirmation.
Can you supply checkered coils cut to custom sizes?
Absolutely. We offer slitting to custom widths (minimum 200 mm) and cut-to-length sheet processing with ±1 mm tolerance, ready for direct installation on flooring frameworks.
Get a Competitive Quote for Checkered Steel Coil for Floor
Whether you need standard five-bar pattern coils for a warehouse expansion or galvanized checkered floor coil for a marine project, our technical sales team is ready to assist. Contact us today with your required grade, thickness, width, and quantity to receive a detailed quotation with mill-direct rates and flexible delivery options.
Ratings & Reviews
Wei Chen
Singapore
2025-01-29
Reliable Checkered Floor Coil for Regional Distribution Projects
We placed a combined order of 25 tons across multiple specs — 2mm, 3mm, and 4mm Q235B checkered coils, widths from 1000mm to 1500mm — for resale to fabricators in Southeast Asia. As a trading company, consistency across coils is critical for us. Pattern height and thickness tolerances were uniform across all three thickness specs, which made our downstream customers satisfied. EN 10204 3.1 certificates were provided per coil bundle. Pricing was competitive for the volume, though MOQ flexibility for individual specs could be improved — we had to consolidate orders to meet the 10 MT mixed-grade minimum. Delivery in 14 business days to Singapore port. Overall a dependable supplier for regional distribution.
Chris Martin
Canada
2025-02-21
Acceptable Checkered Coil Quality — Minor Packaging Issue Resolved
Ordered 7 tons of Q235B checkered steel coil, 2.5mm thickness, 1200mm width for walkway panels at a mining facility in Alberta. Material quality itself was fine — yield strength on certificate at 241 MPa, pattern depth consistent, oiled surface in good condition. However, two coils arrived with minor edge dents from inadequate inner sleeve protection during transit. Reported to the sales team and they responded within 4 hours, offered partial credit and improved packaging on the replacement shipment. The replacement arrived in 8 days. Mechanical properties and dimensions were not affected by the packaging issue. Appreciated the responsive after-sales handling. Will consider reordering with the updated packaging confirmed.
Carlos Silva
Brazil
2025-03-17
Excellent Checkered Coil for Staircase Treads and Mezzanine Platforms
Sourced 14 tons of Q235B checkered steel coil, 2mm and 3mm mixed thickness, 1000mm width, five-bar pattern for staircase tread fabrication and mezzanine decking across three warehouse projects in São Paulo. Pattern height on the 3mm coil measured 1.5mm — consistent with GB/T 3277 specification. We requested cut-to-length sheets at 2400mm and the tolerance came in at ±0.8mm, better than the ±1mm stated. The technical team helped us select the correct thickness for each application based on load calculations, which saved us engineering time. Certificates included chemical composition and pattern height measurement records. Delivery in 13 business days. Will continue ordering for ongoing projects.
Ahmed Al-Hassan
UAE
2025-04-14
Superior Checkered Steel Coil for Loading Dock Flooring
Our company ordered 20 tons of ASTM A36 checkered steel coil across two thicknesses — 4mm and 6mm, both 1500mm width — for loading dock platforms at a distribution center in Dubai. The heavier 6mm coil handled our forklift traffic spec of 6-ton axle loads with no issues during installation review by our structural engineer. Mill test certificates showed carbon content and mechanical properties fully compliant with ASTM A36 requirements. Coil weights were consistent between 12–14 MT per coil, making handling straightforward. Delivery completed in 10 business days to Jebel Ali port. This is our second order with this supplier and quality has been consistent both times.
William Taylor
Australia
2025-05-12
Premium Galvanized Checkered Coil for Shipbuilding Deck Application
We required 10 tons of hot-dip galvanized checkered steel coil, 3mm base thickness, diamond pattern, 1200mm width for deck flooring on a coastal patrol vessel build. The galvanizing coating was even and well-adhered — we did spot cross-section checks and coating thickness averaged 85 microns. EN 10204 3.1 certificates covered both base metal mechanical properties and galvanizing compliance. Lead time for the galvanized product was 24 days from order confirmation, which matched exactly what was quoted. The slitting to 900mm custom width was accurate to within 0.8mm. Compared to our previous supplier in Korea, the pricing was 7% lower with equivalent quality. Highly satisfied.
Hans Mueller
Germany
2025-06-02
Good Value Checkered Floor Coil for Industrial Ramps
Purchased 8 tons of SS400 checkered coil, 5mm thickness, 1500mm width for vehicle ramp fabrication at a logistics depot. Material quality was solid — tensile strength confirmed at 420 MPa on the test certificate, within the 370–500 MPa range stated. Pattern depth was uniform. Pricing was competitive compared to our local European distributors. Minor point: custom slit width of 750mm took 3 extra days beyond the quoted lead time, though the team communicated proactively about the delay. Final delivery at 23 days total. Would order again for standard stock widths.
James Wilson
United Kingdom
2025-06-24
Outstanding Quality Checkered Coil for Petrochemical Walkways
We sourced 12 tons of 3mm Q235B checkered steel coil, 1000mm width, tear-drop pattern for elevated walkways at a petrochemical facility in Teesside. The anti-slip performance is exactly what our safety team required — coefficient of friction tests on-site confirmed the pattern performs reliably even with oil and water exposure. Thickness tolerance was within ±0.15mm across all coils checked. Technical sales team responded to our spec queries within 2 hours and provided a detailed datasheet before we committed. Shipment arrived in 11 days. Certificates covered chemical composition and dimensional verification. This will be our standard supplier for platform flooring going forward.
Michael Johnson
United States
2025-07-09
Excellent Checkered Steel Coil for Warehouse Flooring Project
Ordered 18 tons of Q235B checkered steel coil, 4mm base thickness, 1250mm width, five-bar diamond pattern for a large warehouse mezzanine expansion. Pattern height measured consistently at 1.2mm across the entire coil — fully within GB/T 3277 spec. EN 10204 3.1 mill certificates were included with every bundle, showing yield strength at 248 MPa, well above the 235 MPa minimum. Surface was cleanly oiled with no rust spots or edge burrs. Delivered in 9 business days, right on schedule. We compared quotes from 4 suppliers and this was the most competitive mill-direct pricing we found. Will be placing a follow-up order for the second phase of this project.
Know your supplier
Customizable
Rock-bottom price
$595
1-49 ton
Base price
$569
50-99 ton
4.4% off
$556
≥100 ton
6.6% off
Price validity: subject to market conditions
Supplier's customization ability
- Drawing-based customization
- Sample-based customization
- Full customization
Quantity
Minimum order quantity: 1 ton
Shipping total: To be negotiated
Subtotal of goods
US$ 595.00
Payment and delivery
- Lead time:
- confirmed with the quotation
- Packaging:
- standard export packing
- Samples:
- available on request
