Channel Steel
(1)Size: 50X37X4.5X7.0mm-400X104X14.5X18.0mm
(2)Standard: DIN, JIS, ASTM, ISO
(3) Quality:
GB/T:Q195,Q235,Q345
DIN: St37-2, S355N
JIS: SS330, SS400, YAW-TEN50
ASTM: 1017, 1020, Gr-E

Used for building structures, vehicle manufacturing and other industrial structures.