Petroleum and natural gas industries-Steel pipes for use as casing or tubing for Wells

Product Details

Petroleum and natural gas industries-Steel pipes for use as casing or tubing for Wells

Short Description:

Product material

J55/K55/N80

Product applied standard

API 5CT

Finished products package

Steel belt hexagonal package/plastic film/woven bag/sling package

Product manufacturing process:

Tube blank → Inspection (spectral detection, surface inspection, dimensional inspection, and macro examination) → Sawing → Perforation → Thermal inspection → Pickling → Grinding inspection → Annealing → Pickling → Lubrication → Cold drawing → Annealing → Pickling → Lubrication → Cold-drawing (the addition of cycled processes such as heat treatment, pickling and cold drawing should be subject to the specific specifications) → Normalization → Performance test (mechanical property, impact test, bending, flattening, and flaring) → Straightening → Tube cutting → Non-destructive testing (eddy current, and ultrasonic) → Spectral detection → Drift diameter → Hydrostatic test → Groove → Product inspection → Packaging → Warehousing

Product manufacturing equipment:

Shearing machine/sawing machine, walking beam furnace, perforator, high-precision cold-drawing machine, heat-treated furnace, and straightening machine

Product testing equipment:

Outside micrometer, tube micrometer, dial bore gage, vernier caliper, chemical composition detector, spectral detector, tensile testing machine, Rockwell hardness tester, impact testing machine, eddy current flaw detector, ultrasonic flaw detector, and hydrostatic testing machine

Product applications:

Oil pipes in oil and gas industry or casing pipes for oil and gas wells