API 5L GR.B yog cov qauv siv dav dav hauv kev lag luam roj thiab roj, tsim los ntawm American Petroleum Institute (API). Tus qauv API 5L feem ntau qhia txog cov kev cai rau cov kav hlau siv los thauj cov kua dej xws li roj thiab cov nkev, suav nrog qhov ntev, cov khoom siv kho tshuab, tshuaj lom neeg muaj pes tsawg leeg, kev tsim khoom, thiab tsis yog- kuaj kev puas tsuaj. GR.B sawv cev rau qib ntawm cov yeeb nkab steel, qhov twg GR yog cov ntawv luv rau Qib. Qib B steel kav yog tsim rau dav dav onshore thiab offshore pipeline systems.
API 5L GRB Seamless Pipe Specifications
Chemical Composition: Carbon Tsawg dua lossis sib npaug li 0.28%, Manganese: 1.20%, Phosphorus: Tsawg dua lossis sib npaug rau 0.030%, Sulfur: Tsawg dua lossis sib npaug rau 0.030
Mechanical Properties: Tensile Strength: Ntau dua los yog sib npaug rau 415MPa, Yield Strength: 240MPa
API5LGRB Seamless Yeeb Nkab Khoom Specifications: Sab nrauv 21.3mm ~ 762mm, Phab ntsa Thickness 2.0 ~ 140mm
Txoj kev tsim khoom: Kub dov, kos duab txias, kub nthuav dav; Kev Xa Khoom: Kub Rolled, Kub Kho.
Cov khoom yuav tsum ua raws li TSG D7002 Siab Piping Cheebtsam Hom Kev Ntsuas Cov Cai.
Cov yam ntxwv ntawm API 5L GR.B Seamless Steel Pipe
1. High Strength: API 5L GR.B seamless steel yeeb nkab yog ua los ntawm high - zoo carbon structural steel, muaj siab yield zog thiab tensile lub zog, muaj peev xwm tiv taus siab thiab loads.
2. Cov Plasticity zoo: Cov yeeb nkab steel no nthuav tawm cov yas zoo ntawm chav tsev kub, ua kom yooj yim khoov, vuam, thiab lwm yam kev ua haujlwm.
3. Corrosion Resistance: API 5L GR.B seamless steel yeeb nkab undergoes tshwj xeeb los tiv thaiv- kev kho corrosion, nthuav tawm zoo heev corrosion kuj thiab zoo tiv thaiv yaig ntawm ntau yam corrosive xov xwm.
4. Kev ntseeg siab: Cov yeeb nkab steel no tau txais kev tswj xyuas zoo thaum lub sijhawm tsim khoom, kom ntseeg tau tias txhua cov yeeb nkab ua tau raws li cov qauv kev cai thiab muaj kev ntseeg siab heev.
