Hot Rolled Steel Coil - High-Strength Carbon Steel Coils for Construction & Manufacturing

Baiqu Steel Coil Manufacturing Co., Ltd.

Verified Custom manufacturer 4yrs

Technical Specifications of Hot Rolled Steel Coil

Property	Parameter	Description
Product Name	Hot Rolled Steel Coil	Carbon steel coil produced by hot rolling process
Material Grade	ASTM A36, SS400, Q235B, S235JR	International grade equivalents for structural steel
Standard Compliance	ASTM A36, JIS G3101, EN 10025, GB/T 700	Meets major international standards
Manufacturing Process	Hot Rolling	Rolled at temperatures above recrystallization point
Carbon Content (C)	≤0.25%	Carbon content for structural applications
Manganese (Mn)	≤1.40%	Improves strength and hardenability
Phosphorus (P)	≤0.040%	Controlled for ductility and weldability
Sulfur (S)	≤0.050%	Low sulfur for improved formability
Silicon (Si)	≤0.40%	Deoxidizer and strength enhancer
Tensile Strength	400-550 MPa	Minimum tensile strength per ASTM A36
Yield Strength	≥250 MPa	Minimum yield strength for structural use
Elongation	≥20%	Ductility in 50mm gauge length
Thickness Range	1.2 - 25.4 mm	Available thickness options
Width Range	600 - 2100 mm	Standard coil width range
Coil Weight	3 - 30 tons	Typical coil weight range
Surface Finish	Black, Pickled, Oiled	Multiple surface treatment options
Application	Construction, Automotive, Pipe Manufacturing, General Engineering	Typical application industries
Certification	EN 10204 3.1, ISO 9001, Mill Test Certificate	Quality certifications provided
Packaging	Steel strapping, waterproof paper, wooden pallet	Standard export packaging
MOQ	25 tons	Minimum order quantity

Hot Rolled Steel Coil - High-Strength Carbon Steel Coils for Construction & Manufacturing

Hot rolled steel coil represents a fundamental carbon steel product extensively employed across construction, automotive manufacturing, and heavy equipment fabrication sectors. Through high-temperature rolling processes exceeding 1,700°F (926°C), these coils deliver exceptional formability and cost-effective solutions for structural applications requiring robust mechanical properties. Engineered to meet ASTM A36, ASTM A572, and EN 10025 specifications, our mill-direct hot rolled coils serve fabricators, steel service centers, and OEM manufacturers demanding reliable material performance and competitive factory pricing.

Hot rolled steel coil supplier

What is Hot Rolled Steel Coil?

Hot rolled steel coil is carbon steel processed at elevated temperatures above its recrystallization point, typically between 1,650-2,100°F (900-1,150°C), then coiled for transportation and storage. This thermomechanical process produces material with a characteristic scaled surface finish and slightly rounded edges, offering superior ductility compared to cold-rolled alternatives while maintaining tensile strength ranges of 400-550 MPa per ASTM A1011/A1011M standards.

Hot Rolled Steel Coil Technical Specifications

Our hot rolled steel coils are manufactured in compliance with ASTM A1011/A1011M-18 for commercial quality and structural grades. Standard thickness ranges from 1.5mm to 25.4mm with width capabilities of 750-2,100mm and coil weights reaching 30 metric tons. Chemical composition maintains carbon content between 0.15-0.25% maximum, manganese 0.60-1.35%, and phosphorus limited to 0.035% per grade requirements, ensuring consistent weldability and mechanical properties across production lots.

Hot rolled steel coil wholesale

Why Choose Our Hot Rolled Steel Coils

We provide mill-certified hot rolled coils backed by complete material test reports (MTRs) documenting chemical analysis per ASTM E1019 and mechanical testing per ASTM A370. Our manufacturing partnerships with ISO 9001:2015 certified mills guarantee dimensional tolerances within ±0.5mm for thickness and ±10mm for width. Value-driven pricing structures reflect direct mill relationships, eliminating intermediary markups while maintaining 99.2% on-time delivery performance for orders ranging from 25 tons to full container loads.

Frequently Asked Questions

What is the minimum order quantity (MOQ)?

Our standard MOQ is 25 metric tons per specification, though we accommodate smaller quantities of 10-15 tons for established accounts with consolidated shipping arrangements. Mixed-grade orders are available when total tonnage meets minimum thresholds, allowing flexibility for diverse project requirements.

Do you provide material test certificates?

Yes, every shipment includes original mill test certificates (MTCs) per EN 10204 3.1 standards, detailing heat number traceability, chemical composition analysis, tensile test results, and dimensional inspection reports. Digital copies are provided within 24 hours of order confirmation for procurement documentation.

What is the typical delivery time?

Standard delivery timeframes range from 4-6 weeks for stock specifications held at our regional distribution centers, while mill-direct orders require 8-10 weeks from purchase order confirmation. Expedited processing is available for critical projects with 15-20% premium pricing, reducing lead times to 3-4 weeks for quantities up to 100 tons.

Can you cut to custom sizes?

Our processing facilities offer slitting services to custom widths with tolerances of ±2mm and cut-to-length operations for sheets ranging from 1,000mm to 12,000mm. Blanking and shearing capabilities accommodate complex geometries with plasma cutting accuracy of ±1.5mm, supported by CAD file integration for precision component manufacturing.

Get a Competitive Quote for Hot Rolled Steel Coil

Request your customized quotation today by submitting specifications including grade requirements, dimensions, quantity, and delivery location. Our technical sales team responds within 4 business hours with mill-direct pricing, material availability confirmation, and logistics coordination. Contact us now to discuss volume discounts for annual supply agreements or project-specific material solutions tailored to your fabrication requirements.

Hot rolled steel coil China

Ratings & Reviews

5.0

Very satisfied

Based on 8 reviews for verified purchases

Supplier service

5.0

On-time shipment

5.0

Supplier service

5.0

Carlos Silva

Brazil

verified purchases

2025-09-21

Perfect Solution for Automotive Stamping Operations
We purchased 35 tons of hot rolled coil (3.5mm thickness, 1750mm width) for manufacturing truck chassis components. Material exhibited excellent formability with elongation at 28% per ASTM A370 testing. Chemical analysis confirmed manganese at 0.95% providing good strength-to-weight ratio. Coils were slit to six different widths ranging from 250mm to 450mm with consistent edge quality. Delivery to Santos port completed in 52 days including customs documentation. Technical support team assisted with our specific forming parameters. Outstanding supplier for South American automotive industry.

Wei Chen

Singapore

verified purchases

2025-10-08

Acceptable Quality with Delivery Delay Resolved
Ordered 12 tons of hot rolled coil (4mm thickness, 1400mm width) for re-export to Southeast Asian markets. Initial delivery was delayed by 2 weeks due to shipping schedule changes, but supplier proactively communicated and offered 5% discount compensation. Material quality met ASTM A1011 commercial grade specifications with carbon at 0.18%. Width tolerance was within ±8mm as specified. Issue was handled professionally and subsequent communication improved. Would consider for future orders with longer lead time planning.

Robert Brown

United Kingdom

verified purchases

2025-10-26

Solid Performance for Manufacturing Applications
Purchased 16 tons of hot rolled coil (2.5mm thickness, 1200mm width) for producing storage tank components. Material test reports showed tensile strength at 425 MPa suitable for our forming requirements. Pricing was 8% lower than our regular UK supplier. Surface finish had slightly more scale than expected but acceptable for painted applications. Slitting service to 300mm strips was accurate within ±1.5mm tolerance. Good option for cost-sensitive projects not requiring cold-rolled surface quality.

Ahmed Al-Hassan

United Arab Emirates

verified purchases

2025-11-13

Reliable Supply for High-Rise Building Project
Third consecutive order for our Dubai tower project. This shipment included 45 tons of hot rolled coil (5mm thickness, 1600mm width) in ASTM A1011 SS Grade 50. Mill certificates documented phosphorus at 0.028% ensuring good weldability for our structural connections. Coils were delivered to Jebel Ali port in 43 days with proper export documentation. Consistent quality across all three orders totaling 120 tons. Recommended for contractors requiring dependable material supply chains.

William Taylor

Australia

verified purchases

2025-11-30

Premium Quality Coils for Shipbuilding Components
We sourced 32 tons of hot rolled steel coil (8mm thickness, 2000mm width) meeting EN 10025 S275JR grade for vessel hull reinforcement brackets. Ultrasonic testing certificates confirmed zero internal defects. Dimensional accuracy was exceptional with thickness variance only ±0.3mm across entire order. Cut-to-length service provided sheets from 2500mm to 6000mm with plasma cutting precision of ±1.2mm. Material performed excellently during forming operations with no cracking issues.

Hans Mueller

Germany

verified purchases

2025-12-08

Good Value A36 Material for Industrial Frames
Ordered 22 tons of ASTM A36 hot rolled coil (6mm thickness, 1250mm width) for machinery frame production. Pricing was competitive compared to three European suppliers we contacted. Material quality met specifications with carbon content at 0.22%. Minor edge waviness on two coils but within acceptable tolerances. Delivery took 9 weeks, slightly longer than quoted 8 weeks. Overall solid value for structural applications requiring standard mechanical properties.

James Wilson

United Kingdom

verified purchases

2025-12-23

Outstanding Service with Complete Documentation
Purchased 18 tons of commercial quality hot rolled coil (3mm thickness, 1500mm width) for manufacturing agricultural equipment. Technical sales team responded within 3 hours with detailed quotation including slitting options. Digital MTCs per EN 10204 3.1 were provided same day showing full traceability. Coils arrived in 5 weeks as promised. Customer service handled our dimensional tolerance questions professionally. This is our second order this year.

Michael Torres

United States

verified purchases

2026-01-07

Excellent ASTM A572 Coils for Bridge Construction
Ordered 28 tons of hot rolled steel coil in ASTM A572 Grade 50 (4.5mm thickness, 1800mm width) for our highway bridge expansion project. Mill test certificates confirmed yield strength at 365 MPa and tensile strength at 483 MPa, exceeding specification requirements. Surface scale was uniform with no lamination defects. Delivery completed in 38 days with proper coil packaging. Chemical composition showed carbon at 0.19% and manganese at 1.15%, perfect for our welding procedures.