Carbon Karfe Bututu

Carbon karfe bututu ne m abu sanya daga carbon karfe.
CHS Karfe Standard Standard: ASTM A53, API 5L, ASTM A252, ASTM A795, ISO65, DIN2440, BS1387.BS1139, EN10255, EN39, JIS3444, GB/T 3091 & GB/T13793
RHS SHS Karfe Bututu Standard: ASTM A500, EN10219, EN10210, JIS3466, GB/T 6728
Application: Gina / kayan gini karfe bututu, Karfe tsarin, shinge post karfe bututu,
Scaffolding bututu, Wuta kariya karfe bututu, Greenhouse karfe bututu, Low matsa lamba ruwa, ruwa, gas, mai, line bututu, Ban ruwa bututu, Handrail bututu