... line. 3.CE,ISO,ASTM A500,JIS ASTM A500 Galvanized Rectangular Steel Pipe 1. STANDARD:GB/T3094-2000, GB ... Stainless steel, Seamless steel, Alloy steel.3. SURFACE:Bared, Galvanized, Oiled, Color Paint, 3PE; Or Other Anti-corrosive Treatment. ... glass curtain wall.(5).Transportation: automobile manufacture, ship manufacture, container, tricycle, tower crane.6. SUFACE ALLOWED DEVIATION: Assessment Criteria ...