Alloy Steel Q295 A, B , Q345 A, B, C, D, E Q390 A, B, C, D, E Q420 A, B, C, D, E Posted By Luanyawei1983 -
China
Summary: 1 grade alloy steel q295 q345 q390 q420 2 adopt gb1591 gb t1591 t16270 jis g3106
Alloy Steel Q295, Q345, Sm490, A572, 12mn, 15mnvn, 16mn, 15mnv, 14mnnb.st44-3, St52-3, St50-2. Posted By Luanyawei1983 -
China
Summary: alloy structural steel plate q295 q345 sm490 a572 12mn 15mnvn 16mn 15mnv 14mnnb