Wind load：90 mph minimum Snow load：minimum 30 psf Tilt angle generally 5°~10° Column： Square tube Q235B Surface treatment： primer or hot attack galvanized Beam: C section steel zinc-ma

HEBEI JINBIAO CONSTRUCTION MATERIALS TECH CORP, LTD wasestablished in 1990, which located in Anping Country, Hebei Province. HEBElJINBIAO company covers an area of 133200m, with about 400 employees an