Standard:GB / ANSI / TIA-222-G
Material:ASTM A36 A572 Gr50
CERTIFICATE:ISO 9001:2008
Standard:GB / ANSI / TIA-222-G
Material:ASTM A36 A572 Gr50
CERTIFICATE:ISO 9001:2008
Standard:GB / ANSI / TIA-222-G
Material:ASTM A36 A572 Gr50
CERTIFICATE:ISO 9001:2008
Standard:GB / ANSI / TIA-222-G
Galvanization Standard:ASTM A123/ ISO 1461
Material:ASTM A36 A572 Gr50