Casing & Tubing
Casing & Tubing
Standard：
API SPEC 5CT Standard of American Petroleum Institute Steel Grade:
J55, K55, N80, L80, N80-1, N80Q P110 etc．Diamensional tolerances:
Types of steel tubes Outer diameter Wall thickness
Cold-rolled tubes Tube sizes
(mm) Tolerances(mm) Tolerances(mm)
＜114.3 ±0.79 －12.5％
≥114.3 －0.5％，＋1％
Mechanical properties：
Standard codes Models of steel tubes Tensite strength（MPa） Yield strength（MPa） Elongation（％） Hardness
API SPEC 5CT J55 ≥517 379～552 check the table
K55 ≥517 ≥655
N80 ≥689 552～758
L80(13Cr) ≥655 552～655 ≤241HB
P110 ≥862 758～965
Другие товары поставщика
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Pipe fittings |
Tee joints(including straight tee joints and reducing tee joints)
Nominal diameter Wall thickness Steel Grade
250~1500 10~120 X80 and below
Elbo... |
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Sucker Rod |
Sucker Rod
Sucker rod is among our leading products absorbing technical essence from home and abroad in accordance with API SPEC 11B,SY/T5029, app... |
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стол бурового ротора Rotary Table |
Design Features：
Gear and pinion are made of alloy steel
Split main bushing is steel cast. Kelly drive and slip drive are available for choose.
S... |
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Grapple Releasing Spear |
Grapple Releasing Spear
Grapple Releasing Spear Type LM is a simply constructed and high strength fishing tool by which fishing job is performed t... |
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Blowout Preventor(BOP) |
Ram BOP
Single and double ram type BOPs are widely used in oilfield and offshore platform. They have the features of compact structure, easy handl... |
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