A633 Carbon Steel Plate

A633 Carbon Steel Plate is a high-strength low-alloy structural steel plate designed for applications requiring excellent toughness, superior weldability, and outstanding performance in low-temperature environments. It is widely used in heavy engineering, offshore structures, pressure vessels, and industrial construction projects.

  Product Description

A633 Carbon Steel Plate is manufactured according to ASTM A633 specifications and is engineered to provide high yield strength, excellent impact toughness, and reliable structural performance. The alloy is specially developed for demanding applications where conventional carbon steels may not provide sufficient strength or low-temperature resistance.

With its fine-grain structure and controlled alloy composition, A633 steel plate delivers superior weldability and excellent mechanical properties while maintaining good fabrication characteristics. It is commonly used in bridges, offshore platforms, heavy machinery, storage tanks, pressure vessels, energy facilities, and structural engineering projects. The material's combination of strength, durability, and toughness makes it an ideal choice for critical load-bearing applications in challenging environments.


Steel Plate
Steel typeCarried standardSteel gradeLevelThickness scope
Carbon Structural steelGB/T 700-2006Q195-1.5~20
Q215A,B1.5~20
Q235A,B,C,D1.5~300
Q275
EN 100025-2:2004S235JR,J0,J2,K21.5~300
S275
1.5~300
S355
3.0~300
ASTM A36/A36M-13A36-1.5~300
JIS 3101-2010SS330-1.5~300
SS400-1.5~300
SS490-3.0~300
SS540-3.0~300
GB/T 710-200808,08Al,10,15,-1.5~200
20,30,35
GB/T 711-200808F,08,10F,20,-1.5~120
20Mn,60Mn
ASTM A568/A568M-13SAE1006,SAE1008-1.5~300
Low alloy structural steelASTM A568/A568M-13Q345A,B,C,D,E3.0~300
Q390A,B,C,D,E4.0~300
Q420
Q460C,D,E6.0~300
Q500
Q550
JIS G3106-2008SM400A,B,C1.5~300
SM490A,B,C3.0~300
SM520B,C6~300
SM570-
ASTM A572/A572M-13Gr42-1.5~300
Gr50-3.0~300
Gr55-4.0~300
Gr60-4.0~300
Gr65-6.0~300
Steel typeCarried standardSteel gradeDelivery StatusThickness scope
Ship building structural
steel plate
ABS,BV,CCS,A,BAR6~40
DNV,
GL, KR,LR,NR40~60
NK RINA,DTMCP6~60
RS Specifications of tenETMCP6~60
classification societyAH32 AH36 AH40TMCP6~60







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