API 5L GR B khoom yog dab tsi

API 5L GR B khoom yog dab tsi?

API 5L Qib B yogua los ntawm cov khoom siv hlau uas muaj carbon, manganese, tooj liab, nickel, chromium, molybdenum phosphorus, sulfur thiab vanadiumnyob rau hauv lub composition. Cov khoom siv kuj muaj lub zog zoo.

API 5L GRB sib npaug li cas?

Hais txog kev sib piv nrog EN cov qauv yeeb nkab, API 5L Gr. B sib npaug yogEN 10216-1 P265GH (seamless) thiab EN 10217-1 P265 (welded)EN 10216-2 P265 GH yog qib EN sib npaug rau ASTM A106 Gr. B cev.

Lub zog tawm los ntawm API 5L GR B yog dab tsi?

API 5L Qib B, tiv taus tawg nyob rau hauv sulphide kev ntxhov siab uas ua rau lawv zoo tagnrho rau kev pabcuam qaub. Cov yeeb nkab no muaj qhov tsawg kawg nkaus tawm lub zog ntawm245mpa ualos yog txog 35500 psi.

Dab tsi yog qhov roughness ntawm API 5L GR B?

Roughness ntawm API 5L Qib B yogtsis tau txhais, cov yeeb nkab lag luam tshiab yog kwv yees li 0.0018 hauv x 25.4=0.04572 hli.

Qhov txawv ntawm API 5L Qib B thiab A106 Qib B yog dab tsi?

Xaiv API 5L Qib B rau cov kav xa hluav taws xob (ua raws li cov qauv kev lag luam). Siv A106 Qib B rau siab -kub, zoo li qub (piv txwv li, refineries). Ob qib yuav tsum tau ua raws li qhov kev qhia tshwj xeeb, ib puag ncig, thiab cov lej hauv cheeb tsam (xws li, NACE MR0175 rau kev pabcuam qaub).