Materials:
Grade Q235, equivalent to ASTM A36.
Grade Q345, equivalent to ASTM A572.
Section: Any product shape according to customer's requirements
Certification: ISO quality system, Chinese GB50221-2001
Sand Blast: Sweden SA 2.5 Sand blasting
Welding: Single level butt-welding, fillet welding by electric arc welding, and Gas shielded welding.
Surface treatment: Hot dip galvanized, or Painting
Standard:ISO1461 (1999), JIS H 86411999,ASTM A 123/A 123M-02
Carry capacity: Resist strong wind and earthquake, bears heavy snow
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