ERW Steel Pipe

Specification :
O.D.:114.3mm---457.2mm
W.T:4mm—16mm
Standard: API 5L、GB/T9711,ASTM,ISO
Length: 6-12m 
Material: API 5L A-X65, GB/T9711 L190-L415
Application: Transport Water, Oil, Gas, Piling, Architectural Structure