API 5CT J55  Oil Well Casing Pipe  

1. standard: acc. to API SPEC5CT
2. material: J55.K55,N80.L80.P110
3. size: 2-3/8"----13-3/8" 

4. legth: R1,R2,R3

5. surface: oiled or black/clean painted  to prevent rust

6. packing: caps on two end of every pipe outer; in bundles wrapped with strong steel strip or customers' requests.

7. usage: used for oil field industry, conveyance gas ,water ,petroleum  and conveyance of other fluid

Other Test about oil casing pipe

1.Hydrostatic or Nondestructive Electric Test

2.Heat Treatment: according to Standard

3.Surface Condition:According to Standard.

4.Grain Size:According to standard

5.Sampling:flattening,flaring,grain size,Marking

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