Galvanized Z-Beam Steel
Fitaovana: Q195 Q235 Q345
Standard: ASTM, bs, DIN, GB, JIS
viliamodely:NY FAHARETANY:12m ny sakany:20-3000mm ny hateviny:0.3mm~250mm
Production dingana: mafana rolling
Karazana: Plate vy
Fampiharana: Rafitra vy