sell haixing oil well casing and tubing

API casing, seamless or ERW casing size from 4-1/ 2" to13-3/ 8" and also large size ERW 16" , 18-5/ 8" , 20" casing. Grade H40, J55, K55, M65, L80, C95, N80, C90/ T95, P110, Q125. Thread and coupling STC, LTC, BTC or Premium connection, length range R1, R2, R3. Except normal casing, we can also provide high collapse casing, economic anti-CO2/ H2S casing, anti-corrosion casing, super high intensity casing
API 5CT Seamless Casing PipeAccording to API SPEC 5CT and API SPEC 5B. The max. Length of pipe for hydrostatic testing is up to14.63 meter.There are four production lines for casing specially used for petroleum industry, with an annual capacity of 200, 000 tons. We adopt the most advanced threading machinery and numerical cotrol machining equipment. The test pressure of the hdrostatic testing machine is up to 70MPa. OD ( mm) : 114.30 127.00 139.70 168.28 177.80 193.68 219.08 244.48 273.05 298.45 339.72 406.40 473.08 508.00 Range: 1, 2, 3 Grade: J55, K55, N80, L80, P110 End: BTC, LTC, STC
Contact person: Miss Merry Zhang-haixing03.My email address: info03@ haixing-filter.com