ASTM A36 Hot Rolled Steel Coils - Carbon Steel Metal Coil with Slit Edge for Construction & Manufacturing Applications
Zhengde Metal hot-rolled steel coils offer exceptional properties including high strength, excellent toughness, superior machinability, and reliable weldability. These qualities make them ideal for diverse manufacturing applications across machinery, construction, boilers, and pressure vessel industries.
- Cold rolling processing after annealing treatment
- Galvanizing with pre-annealing treatment equipment
- Structural panels requiring minimal additional processing
| Type | Chinese Standard | International Standard | Application Details |
|---|---|---|---|
| Hot Rolled Low Carbon Steel | Q/BQB 302 SPHC/SPHD/SPHE | JIS G3131 SPHC/SPHD/SPHE DIN 1614 StW22/StW23/StW24 |
Suitable for manufacturing cold-formed components |
| General Structural Steel | Q/BQB 303 SS330/SS400/SS490/SS540 | JIS G3101 SS330/SS400/SS490/SS540 DIN 17100 St33/St37-2/St37-3/St44-2/St50-2/St52-3 |
Used for general structural applications including buildings, bridges, ships, and vehicles |
| Steel for Welded Structures | Q/BQB 303 SM400A/B/C, SM490A/B/C/YA/YB, SM520B/C | JIS G3106 SM400A/B/C, SM490A/B/C/YA/YB, SM520B/C | Ideal for structural components requiring superior welding performance in construction, machinery, and engineering applications |
| Boiler & Pressure Vessel Steel | Q/BQB 320 HII, 19Mn6, SB410 Q/BQB 321 B440HP, B490HP |
DIN 17155 HII (P265GH), 19Mn6 (P355GH) JIS G3103 SB410 JIS G3116 SG295/SG325 |
Guarantees mechanical properties at elevated temperatures for steam boilers, pressure vessels, and similar high-temperature applications |
Manufactured from continuous casting slabs through precision rough and finish rolling processes, our hot-rolled steel coils deliver exceptional mechanical properties and structural integrity.
Maintain substantial spot inventory across multiple material grades including carbon structural steel, low alloy steel, wear-resistant steel, and specialized automotive structural steel.
Surface oxide scale removal ensures excellent finish quality, facilitating easier welding, oiling, and painting operations while maintaining dimensional accuracy.
Comprehensive deep processing capabilities including precision cutting to custom shapes, circles, rectangles, flanges, and specialized components with minimal machining allowance.
- Strict adherence to international production standards and comprehensive inspection protocols
- Competitive pricing based on real-time market conditions
- Secure transaction processing with financial protection
- Comprehensive after-sales support and technical assistance
- Long-term partnership focus through consistent quality and service excellence
Shandong Zhengde Metal Manufacturing Co., Ltd. operates as an integrated metal products enterprise with five production and sales bases across China. The company maintains over 100 production lines, 4 nationally certified laboratories, and exports to more than 50 countries worldwide.
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