China welded steel pipe manufacturer & supplier

ASTM/API SAW ERW spiral welded carbon steel pipe

API,DNV,ISO,DEP,EN,ASTM,DIN,BS,GB,CSA

galvanized pipe, welded steel pipe, stainless steel pipe, seamless pipes, oil and gas,steel pipe, spiral steel pipe, carbon steel pipe fitting, pipe f

2015-09-21

astm api erw spiral weld steel black pipe

API,DNV,ISO,DEP,EN,ASTM,DIN,BS,GB,CSA

galvanized pipe, welded steel pipe, stainless steel pipe, seamless pipes, oil and gas,steel pipe, spiral steel pipe, carbon steel pipe fitting, pipe f

2015-09-21

astm api erw spiral weld black steel pipe best china manufacturer

API,DNV,ISO,DEP,EN,ASTM,DIN,BS,GB,CSA

galvanized pipe, welded steel pipe, stainless steel pipe, seamless pipes, oil and gas,steel pipe, spiral steel pipe, carbon steel pipe fitting, pipe f

2015-09-21

astm api iso erw large diameter and good quality carbon welded steel pipe

API,DNV,ISO,DEP,EN,ASTM,DIN,BS,GB,CSA

galvanized pipe, welded steel pipe, stainless steel pipe, seamless pipes, oil and gas,steel pipe, spiral steel pipe, carbon steel pipe fitting, pipe f

2015-09-21

helical(sawh) SEAM CRA CLAD STEEL PIPE

API,DNV,ISO,DEP,EN,ASTM,DIN,BS,GB,CSA

galvanized pipe, welded steel pipe, stainless steel pipe, seamless pipes, oil and gas,steel pipe, spiral steel pipe, carbon steel pipe fitting, pipe f

2015-09-21

longitudinal (COE) seam clad steel cra pipe

API,DNV,ISO,DEP,EN,ASTM,DIN,BS,GB,CSA

galvanized pipe, welded steel pipe, stainless steel pipe, seamless pipes, oil and gas,steel pipe, spiral steel pipe, carbon steel pipe fitting, pipe f

2015-09-21

longitudinal (UOE/JCOE) seam clad steel cra pipe

API,DNV,ISO,DEP,EN,ASTM,DIN,BS,GB,CSA

galvanized pipe, welded steel pipe, stainless steel pipe, seamless pipes, oil and gas,steel pipe, spiral steel pipe, carbon steel pipe fitting, pipe f

2015-09-21

helical seam clad steel cra pipe

API,DNV,ISO,DEP,EN,ASTM,DIN,BS,GB,CSA

galvanized pipe, welded steel pipe, stainless steel pipe, seamless pipes, oil and gas,steel pipe, spiral steel pipe, carbon steel pipe fitting, pipe f

2015-09-21

longitudinal seam clad steel cra pipe

API,DNV,ISO,DEP,EN,ASTM,DIN,BS,GB,CSA

galvanized pipe, welded steel pipe, stainless steel pipe, seamless pipes, oil and gas,steel pipe, spiral steel pipe, carbon steel pipe fitting, pipe f

2015-09-21

ASTM api 5l DIN GB drilling pipe gas and oil for offshore pipeline

API,DNV,ISO,DEP,EN,ASTM,DIN,BS,GB,CSA

API,DNV,ISO,DEP,EN,ASTM,DIN,BS,GB,CSA

2015-09-10