high quality hot rolled u steel channel bar
standard: AISI,ASTM,BS,DIN,GB,JIS,DIN,EN
channel bar grade:...
hot rolled u steel channel bar
standard: AISI,ASTM,BS,DIN,GB,JIS,DIN,EN
channel bar grade: Q235,Q195
channel...
ss400 standard u channel bar
standard: AISI,ASTM,BS,DIN,GB,JIS,DIN,EN
channel bar grade: Q235,Q195
channel...
hot rolled q235 ss400 u steel channel bar
standard: AISI,ASTM,BS,DIN,GB,JIS,DIN,EN
channel bar grade:...