Kev faib tawm ntawm Seamless Steel Pipes

1. Seamless steel yeeb nkab rau cov qauv (GB / T8162-2008) yog seamless steel yeeb nkab rau cov qauv dav dav thiab cov qauv siv tshuab.
2. Seamless steel yeeb nkab rau kev thauj mus los kua (GB/T12771-2008) yog ib tug dav seamless steel yeeb nkab siv rau thauj dej, roj, roj thiab lwm yam kua.
3. Seamless steel kav rau qis thiab nruab nrab siab boilers (GB / T3087-2008) yog cov zoo carbon structural steel kub dov thiab txias-draw (dov) seamless steel kav siv los tsim superheated chav kav, boiling dej cov kav dej thiab cov kav dej superheated, cov kav dej pa taws loj, cov kav dej me me thiab cov kav dej cib rau cov kav dej qis thiab nruab nrab ntawm ntau cov qauv.
4. Seamless steel raj rau high-pressure boilers (GB5310-2008) yog cov zoo carbon steel, hlau alloy thiab stainless kub-resistant seamless steel raj siv rau cov cua kub ntawm cov dej-tub boilers nrog siab siab thiab siab dua. .
5. High-pressure seamless steel yeeb nkab rau cov khoom siv chiv (GB6479-2000) yog cov khoom siv zoo carbon steel thiab alloy steel seamless steel yeeb nkab haum rau cov khoom siv tshuaj thiab cov kav dej nrog kev ua haujlwm kub ntawm - 40 ~ 400 degree thiab ua haujlwm siab ntawm 10 ~ 30 Ma.
6. Seamless steel yeeb nkab rau roj av tawg (GB9948-2006) yog cov seamless steel yeeb nkab rau cov yeeb nkab rau hauv qhov cub, cua kub exchanger thiab cov kav dej ntawm cov roj refinery.
7. Cov yeeb nkab steel rau geological drilling (YB235-70) yog cov yeeb nkab steel siv los ntawm geological department rau cov tub ntxhais drilling, uas tuaj yeem muab faib ua cov yeeb nkab laum, laum dab tshos, core yeeb nkab, casing thiab sedimentation yeeb nkab raws li lub hom phiaj.
8. Seamless steel yeeb nkab rau pob zeb diamond core drilling (GB / T3423-82) yog seamless steel yeeb nkab rau laum yeeb nkab, core yeeb nkab thiab casing siv rau pob zeb diamond core drilling.
9. Roj drilling yeeb nkab (YB528-65) yog seamless steel yeeb nkab siv rau sab hauv lossis sab nraud thickening ntawm ob qhov kawg ntawm cov roj drilling. Cov yeeb nkab steel tau muab faib ua ob hom: threading thiab non-threading. Cov yeeb nkab threading txuas nrog kev sib koom ua ke, thiab cov yeeb nkab uas tsis yog xov yog txuas nrog cov cuab yeej sib koom ua ke los ntawm lub pob tw vuam.
10. Cov pa roj carbon steel seamless steel yeeb nkab rau cov nkoj (GB5312-2009) yog cov pa roj carbon steel seamless steel yeeb nkab rau kev tsim Class I siab yeeb nkab system, Class II siab yeeb nkab system, boiler thiab superheater. Kev ua haujlwm kub ntawm carbon steel seamless steel yeeb nkab phab ntsa yuav tsum tsis pub tshaj 450 degree, thiab cov hlau alloy steel seamless steel yeeb nkab phab ntsa yuav tsum tsis pub tshaj 450 degree.
11. Seamless steel yeeb nkab rau tsheb qag lub tes tsho tube (GB3088-82) yog cov khoom zoo carbon steel thiab alloy structural steel kub dov seamless steel yeeb nkab rau kev tsim tsheb qag tes tsho thiab qag ncej raj ntawm tsav qag vaj tse.
12. High-pressure roj yeeb nkab rau diesel cav (GB3093-2002) yog ib tug txias-draw seamless steel yeeb nkab siv rau kev tsim high-pressure yeeb nkab ntawm diesel cav txhaj system.
13. Precision puab txoj kab uas hla seamless steel kav rau hydraulic thiab pneumatic lub tog raj kheej chim (GB8713-88) yog txias-draw los yog txias-dov precision seamless steel kav nrog meej puab txoj kab uas hla rau manufacturing hydraulic thiab pneumatic lub tog raj kheej chim.
14. Cold-draw los yog txias-dov precision seamless steel yeeb nkab (GB3639-2000) yog ib tug txias-draw los yog txias-dov precision seamless steel yeeb nkab nrog siab precision thiab zoo nto tiav rau txhua yam qauv thiab hydraulic khoom.
15. Stainless hlau seamless steel kav rau cov qauv (GB / T14975-2002) yog kub dov (extruded, nthuav) thiab txias-draw (dov) seamless steel kav ua los ntawm stainless hlau, uas yog dav siv nyob rau hauv tshuaj, roj av, lub teeb textile, kev kho mob, khoom noj khoom haus, machinery thiab lwm yam lag luam rau corrosion resistant kav thiab cov yam ntxwv thiab cov khoom.
16. Seamless stainless hlau kav dej rau kev thauj mus los (GB/T14976-2002) yog kub dov (extruded, nthuav) thiab txias-draw (dov) seamless steel kav ua los ntawm stainless hlau rau kev thauj mus los kua.
17. Tshwj xeeb-zoo li tus seamless steel yeeb nkab yog lub npe dav ntawm seamless steel kav nrog rau lwm seem duab tshwj tsis yog cov kav dej. Raws li cov duab sib txawv thiab qhov ntau thiab tsawg ntawm cov kav hlau, lawv tuaj yeem muab faib ua vaj huam sib luag-phab ntsa tuab tshwj xeeb-zoo li seamless steel kav (code D), tsis sib xws phab ntsa tuab tshwj xeeb zoo li seamless steel kav (code BD), thiab sib txawv-inch tshwj xeeb. -puab seamless steel kav (code BJ). Tshwj xeeb-zoo li tus seamless steel yeeb nkab yog dav siv nyob rau hauv ntau yam structural qhov chaw, cov cuab yeej thiab mechanical qhov chaw. Piv nrog rau cov yeeb nkab puag ncig, cov yeeb nkab tshwj xeeb feem ntau muaj lub sijhawm inertia loj dua thiab ntu ntu ntu, thiab muaj ntau dua dabtsi yog khoov thiab torsion tsis kam, uas tuaj yeem txo qhov hnyav ntawm cov qauv thiab txuag hlau.