Detailed Product Description
1.Size:1.9"~ 4-1/2"
End type:NUE,EUE
Nominal Weight:4.09kg/m~18.75kg/m
O.D.:48.26mm~114.3mm
Steel Grade:J55/K55/N80/L80/P110
Wall thickness:3.18mm~16mm
Production Standard API SPEC 5CTAPI SPEC 5B
QualityControlISO9001
Surface: oiled or black painted to prevent rust
Packing: Hexagonal shape bundles wrapped with strong steel strip
Fields Application: Tube for conveying gas, water, and oil in both oil and natural gas industries etc.
2.Quality control
We have implemented stringent quality control tests system to inspect raw materials and examine products in every stage of the production :
*Size and surface inspection
*Non-destructive test
*Thread inspection
*Hydrostatic test
*Drifting test
*Physical and chemical analysis
*Hardness and pressure test
