Traffic Sign Pole
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10-Maziyar_Sanat_Traffic_Advertising_Pole_Specs_v2
 
ISIRI 3694 – Hot Rolled Steel Sheet
ISIRI 9330-4 Steel Pipes
ASTM-A-123.A-123M-–-02
Iranian Construction Welding Code-Issue-228
ISAB Welding Handbook
Zoning Map
Welding Wire