Standard:API 5L
Steel Grades:Gr.B,X56,X65
Welded Alternative: ERW, LSAW
Outer Diameter :ERW: 21.3mm to 610mm. (1/2'' to 24'')
LSAW:219.1mm to 1829mm (8''~72'')
Wall Thickness:
ERW:3.2mm to 22mm
LSAW:5~50mm
Lengths: Single random
Double random
Fix length :1~16m
Surface treatment :Varnish coating,rust-proof painting ,galvanized or as customer's request.
End finished:Beveled,square cut,threaded&coupled.
Additional service:Internal coating.
Test:Chemical Analysis,Mechanical Properties,Technical Properties,Exterior Size Inspection,Hydrostatic,X-ray,Test.
Mill Test Certification:API ASTM