Spiral Welded Pipes
SPIRAL SUBMERGED ARC WELDED PIPES (SSAW)Specifications Outside Diameter:Φ508mm-Φ4500mm (20"- 177")Wall Thickness:6.4-25.4mmQuality Standards:API、DNV、ISO、DEP、EN、ASTM、DIN、BS、JIS、GB、CSALength:6-130m(20'-427')Grades:API 5L A-X90, GB/T9711 L190-L625Surface Treating: Varnish or black painted3PE coated