1. Seamless steel kav rau high-pressure boilers (GB5310-1995) yog seamless steel kav ntawm carbon steel, alloy steel thiab stainless steel tshav kub-resistant steel siv rau cov cua sov nto ntawm dej-tub boilers nrog siab siab thiab saum toj no.
2. Seamless steel yeeb nkab rau kev thauj mus los ua kua (GB/T8163-1999) yog cov yeeb nkab seamless steel siv los thauj dej, roj, roj thiab lwm yam dej.
3. Seamless steel kav rau cov boilers qis thiab nruab nrab siab (GB3087-1999) yog siv los tsim superheated chav kav, boiling dej kav rau qis thiab nruab nrab siab boilers ntawm ntau yam qauv thiab superheated chav kav rau locomotive boilers, me me cov pa luam yeeb kav thiab arched cib kav ** Carbon structural steel kub-dov dov (txias seamless steel tube).
4. Seamless steel kav rau tsheb qag lub tes tsho (GB3088-82) yog kub dov seamless steel kav ntawm carbon structural steel thiab alloy structural steel siv nyob rau hauv lub tsim ntawm lub tsheb qag tes tsho thiab qag raj ntawm tsav qag vaj tse.
5. High-pressure seamless steel yeeb nkab rau cov khoom siv chiv (GB6479-2000) yog qhov zoo tshaj plaws carbon structural steel thiab alloy steel seamless steel yeeb nkab haum rau cov khoom siv tshuaj lom neeg thiab cov kav dej nrog kev ua haujlwm kub ntawm -40 ~ 400 ℃ thiab ua haujlwm siab ntawm 10 ~ 30Ma.
6. Seamless steel kav rau roj av tawg (GB9948-88) yog seamless steel kav uas haum rau cov tub rauv, cua kub exchangers thiab pipelines nyob rau hauv roj refineries.
7. Cov kav hlau hlau rau geological drilling (YB235-70) yog cov kav hlau siv rau cov tub ntxhais drilling los ntawm cov chaw haujlwm geological. Lawv tuaj yeem muab faib ua cov kav dej laum, laum dab tshos, cov kav dej tseem ceeb, cov kav dej casing, thiab cov kav dej xau.
8. Seamless steel yeeb nkab rau pob zeb diamond core drilling (GB3423-82) yog seamless steel yeeb nkab siv rau laum yeeb nkab, core pas nrig, thiab casing rau pob zeb diamond core drilling.
9. Petroleum drilling yeeb nkab (YB528-65) yog seamless steel yeeb nkab uas yog thickened sab hauv lossis sab nraud ntawm ob qho kawg ntawm cov roj drilling. Muaj ob hom steel kav: hlau thiab tsis muaj hlau. Cov kav hlau txuas txuas nrog cov pob qij txha, thiab cov kav hlau tsis muaj hlua txuas nrog cov cuab yeej sib txuas los ntawm pob tw vuam.
10. Carbon steel seamless steel kav rau nkoj (GB5213-85) yog carbon steel seamless steel kav siv nyob rau hauv kev tsim cov chav kawm I siab piping systems, Class II siab piping systems, boilers thiab superheaters. Kev ua haujlwm kub ntawm cov pa roj carbon steel seamless steel yeeb nkab phab ntsa tsis tshaj 450 ℃, thiab kev ua haujlwm kub ntawm cov hlau tsis muaj steel seamless steel yeeb nkab phab ntsa tshaj 450 ℃.
11.GB18248-2000 (Seamless steel yeeb nkab rau lub tog raj kheej roj) feem ntau yog siv los ua ntau yam roj thiab hydraulic thooj voos kheej kheej. Nws cov ntaub ntawv sawv cev yog 37Mn, 34Mn2V, 35CrMo, thiab lwm yam.
12. High-pressure roj kav rau diesel xyaw (GB3093-86) yog txias-draw seamless steel kav siv nyob rau hauv kev tsim cov high-pressure kav rau diesel cav txhaj tshuab.
13. Precision puab txoj kab uas hla seamless steel kav rau hydraulic thiab pneumatic thooj voos kheej kheej (GB8713-88) yog txias-draw los yog txias-dov precision seamless steel kav nrog meej puab diameters rau kev tsim cov hydraulic thiab pneumatic thooj voos kheej kheej.
14. Cold-draw los yog txias-dov precision seamless steel yeeb nkab (GB3639-83) yog ib tug txias-draw los yog txias-dov precision seamless steel yeeb nkab rau cov neeg kho tshuab cov qauv thiab hydraulic khoom nrog siab precision thiab zoo nto tiav. Kev siv cov yeeb nkab steel seamless los tsim cov cuab yeej siv tshuab lossis cov khoom siv hydraulic tuaj yeem txuag tau cov neeg ua haujlwm ntau teev, nce kev siv cov khoom siv, thiab tib lub sijhawm pab txhim kho cov khoom zoo.
15. Cov qauv steel hlau seamless steel kav (GB/T14975-1994) yog kub dov (Extruded, nthuav) thiab txias drawn (dov) seamless steel hlab.
16. Stainless hlau seamless steel kav rau cov dej thauj mus los (GB/T14976-1994) yog kub dov (extruded, expanded) thiab txias drawn (dov) seamless steel kav ua los ntawm stainless hlau siv los thauj cov kua.
Post lub sij hawm: Nov-08-2021