Carbon steel is the most widely used category of steel materials in global construction, manufacturing, and industrial applications. As a leading carbon steel supplier from China, we offer a comprehensive range of carbon steel products including plates, coils, sheets, pipes, bars, rebar, and forging steel, conforming to ASTM, EN, GB, JIS, and other international standards. Our carbon steel products are available in various grades such as A36, S355JR, Q235B, Q345B, A516, and many more, suitable for structural fabrication, pressure vessels, shipbuilding, pipeline construction, and general engineering applications. All products are supplied with original mill test certificates and professional export packing.
Spring Steel Wire Rod is hot-rolled coiled rod in medium-to-high carbon alloy spring steel — the primary raw material for drawing spring wire and coil spring manufacturing. Diameter 5.5–40mm. Grades 60Si2Mn, 55CrSi, SUP7, SAE 9260, 51CrV4. Standard and vacuum degassed (VD) quality. Stelmor air-cooled coil. Mill test certificate provided.
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AISI 347H (UNS S34709) niobium-stabilized austenitic stainless steel plate for high-temperature service to 800°C. Enhanced creep strength with 0.04-0.10% carbon and Nb stabilization. Ideal for superheater tubes, refinery heaters, and pressure vessels. Thickness 3-100mm, ASTM A240 certified.
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34CrNiMo6 (1.6582) is a high-strength Ni-Cr-Mo alloy forging steel with excellent toughness and deep hardenability. After Q+T, tensile strength reaches 900-1400 MPa. Available as forged round bars (80-1500mm), blocks up to 30T, and rings up to 5m OD for highly stressed shafts, gears, and energy sector components.
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AISI 4340 (UNS G43400) is a high-strength Ni-Cr-Mo alloy forging steel with exceptional toughness and deep hardenability. After Q+T, tensile strength reaches 900-1400 MPa with excellent fatigue resistance. Available as forged round bars (80-1500mm), blocks up to 30 tons, and rings up to 5m OD for aerospace, oil & gas, and heavy machinery components.
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AISI 4140 (UNS G41400) is a medium-carbon Cr-Mo alloy forging steel with excellent hardenability, high strength after Q+T (tensile 900-1100 MPa), and reliable toughness. Available as forged round bars (80-1500mm), blocks up to 30 tons, and rings up to 5m diameter for shafts, gears, and heavy machinery components.
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SWRH 62B is a high-carbon wire rod per JIS G 3506 with 0.59-0.66% carbon. Diameter 5.5mm to 16mm, spheroidized annealed (HBW 190-260). Primary feedstock for high-strength spring wire, ACSR core wire, PC wire, and high-tensile wire ropes.
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42CrMo4 (1.7225) is a medium-carbon low-alloy forging steel with excellent hardenability, high strength after Q+T (tensile 900-1100 MPa), and reliable toughness. Available as forged round bars (80-1500mm), blocks up to 30 tons, and rings up to 5m diameter for shafts, gears, and heavy machinery components.
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SWRH 42B is a high-carbon spring wire rod per JIS G 3506 with 0.39-0.46% carbon. Diameter 5.5mm to 16mm, spheroidized annealed (HBW 170-230). Primary feedstock for valve springs, suspension springs, and high-performance mechanical springs.
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SAE 1018 is a medium-carbon wire rod with 0.14-0.20% carbon for higher-strength applications. Diameter 5.5mm to 16mm in coil form (1.5-3 tons). Primary feedstock for high-strength fasteners, spring wire, automotive components, and specialty wire products.
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SAE 1008 is a widely used low-carbon wire rod with maximum 0.10% carbon for good cold drawability. Diameter 5.5mm to 14mm in coil form (1.5-3 tons). Primary feedstock for general nails, mesh, wire products, fasteners, and galvanized wire.
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SAE 1006 is the industry standard low-carbon wire rod with maximum 0.08% carbon for excellent cold drawability. Diameter 5.5mm to 14mm in coil form (1.5-3 tons). Primary feedstock for nails, mesh, fasteners, galvanized wire, and electrical conductors.
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BS 4449 Grade 500B is the standard high-yield reinforcing steel rebar in the UK with characteristic yield strength of 500 MPa (72,500 psi). Metric sizes 8mm through 40mm in lengths 6m/12m. Class B ductility. CARES-approved quality. Mill test certificate provided.
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Overview of EH36 Shipbuilding Steel Plate EH36 is a premier high-strength structural steel plate designed for the most demanding shipbuilding and offshore applications, as specified under the IACS (International Association of Classification Societies) standards. While maintaining the 355 MPa minimum…
Overview of DH36 Shipbuilding Steel Plate DH36 is a high-strength structural steel plate designed for the rigorous demands of the shipbuilding and marine industries, specified under the IACS (International Association of Classification Societies) standards. While sharing the same 355 MPa…
Overview of AH36 Shipbuilding Steel Plate AH36 is a high-strength structural steel plate specifically engineered for the shipbuilding and marine industries. As specified under the IACS (International Association of Classification Societies) standards, the “A” denotes the impact testing temperature (0°C),…
Overview of GB 12Cr1MoVR Steel Plate GB 12Cr1MoVR is a high-performance chromium-molybdenum-vanadium alloy steel plate specified under the GB 713 standard, specifically engineered for high-pressure and high-temperature service in boilers and pressure vessels. The “12” denotes its nominal carbon content…
Overview of GB 09MnNiDR Steel Plate GB 09MnNiDR is a premium ultra-low temperature pressure vessel steel specified under the GB 3531 standard. Designed for extreme cryogenic service, it is engineered to maintain exceptional structural integrity at temperatures as low as…
Overview of GB 16MnDR Steel Plate GB 16MnDR is the premier low-temperature pressure vessel steel grade specified under the Chinese standard GB 3531 (integrated into GB 713 series). The “16” represents a nominal carbon content of 0.16%, “Mn” indicates its…
Overview of GB 15CrMoR Steel Plate GB 15CrMoR is a specialized chromium-molybdenum alloy steel plate specified under the GB 713 standard, designed primarily for boilers and pressure vessels operating at elevated temperatures. The “15” indicates the nominal carbon content (0.15%),…
Overview of GB Q345R Steel Plate GB Q345R is the foundational steel grade for boilers and pressure vessels in the Chinese industrial standard GB 713. The “Q” denotes Yield Strength, “345” represents the minimum yield strength of 345 MPa, and…
Overview of EN P355NH Steel Plate EN P355NH is a high-performance, normalized fine-grain structural steel specified under the EN 10028-3 standard. Designed specifically for pressure purposes, it offers a minimum yield strength of 355 MPa. The “NH” designation indicates that…
Overview of EN P355GH Pressure Vessel Steel Plate EN P355GH is a specialized, high-performance pressure vessel steel grade specified under the EN 10028-2 European standard. The “P” signifies its primary use in pressure equipment, “355” represents its minimum yield strength…
Overview of EN P265GH Steel Plate EN P265GH is a high-quality pressure vessel steel specified under the EN 10028-2 standard. It is a non-alloy heat-resistant steel designed for the fabrication of boilers and pressure vessels operating at elevated temperatures. With…
Overview of ASTM A387 Grade 12 Steel Plate ASTM A387 Grade 12 is a high-quality chrome-molybdenum alloy steel plate specifically designed for use in weldable pressure vessels and industrial boilers operating at elevated temperatures. Specified under the ASTM A387/A387M standard,…
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