Tubing,Casing and Line Pipe

Application

Conveying gas,water,and oil in the petroleum and natural gas industries.
Tubing and Casing for the petroleum and natural gas industries.

Production Standard,Grade,Steel No.

API 5L PSL1 L175/A25,L210/A,L245/B,L290/X42,L320/X46,L360/X52,L485/X70 PSL2 L245R/BR,L290N/X42N,L320N/X46N,L360N/X52N,L415/X60N API 5CT PSL1,PSL2,PSL3 H40,J55,K55,N80 GB/T 9711.1 L175,L210,L245,L290,L320,L360 GB/T 9711.2 L245NB,L290NB,L360NB GB/T 9711.3 L245NC,L290NC,L360NC

Delivery Condition

Annealed,Normalized,Normalized and tempered

Inspections and tests performed

Chemical Composition Inspection,Mechanical Properties Test(Tensile Strength,Yield Strength,Elongation,Flaring,Flattening,Bending,Hardness),Drift Test ,Surface and Dimension Test,NDE,Hydrostatic Test. MT.

Surface treatment

Oil-dip,Shot Blasting ,varnish

Size Range

O.D 13.7-168.3mm W.T 2.2-14.3mm