列表:Weathering steel pipe
ASTM A588/A588M A588Grade K we (01-30)
ASTM A588/A588M A588Grade C we (01-30)
ASTM A588/A588M A588Grade B we (01-30)
ASTM A588/A588M A588Grade A we (01-30)
CORTEN Corten B weathering ste (01-30)
CORTEN Corten A weathering ste (01-30)
GB/T4171 Q500NH weathering ste (01-30)
GB/T4171 Q550NH weathering ste (01-30)
GB/T4171 Q415NH weathering ste (01-30)
GB/T4171 Q355NH weathering ste (01-30)
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