Cold rolled coils include Q195A-Q235A, Q195AF-Q235AF, Q295A(B)-Q345A (B); SPCC, SPCD, SPCE; ST12-15; DC01-06, etc. As can be seen here, cold rolled steel sheets & coils mainly use low carbon steel grades, which require good cold-forming and welding properties, as well as certain stamping properties.

Q195A-Q235A, Q195AF-Q235AF, Q295A(B)-Q345A(B) are Chinese steel grades standards, no corresponding international standards, can refer to the American standard ASTM A36, ASTM A36/A283, ASTM A572; SPCC, SPCD, SPCE defined by JIS, corresponding to the international standard ISO 3574; ST12-15 is the Chinese standard for steel grades and can be referred to the American standard ASTM A1008; DC01-06DC01-06 is the European standard for steel grades and corresponds to the international standard EN 10130.

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