Raws li ib qho tseem ceeb thiab tseem ceeb hlau cov khoom siv rau kev tsim kho ntawm lub teb chaws kev lag luam, seamless steel kav yog dav siv nyob rau hauv cov teb xws li kev tsim kho, mechanical processing, thiab pipeline engineering (kev thauj cov kua thiab cov khib nyiab xws li dej, roj, roj, roj, thee, thiab boiler. chav). Vim muaj kev sib txawv ntawm kev siv ib puag ncig thiab kev siv, nws tseem yuav tsum xaiv cov ntaub ntawv tsim nyog thiab cov qauv thaum xaiv kom tsis txhob pov tseg thiab tsis zoo.
20 # GB8163 dej thauj seamless steel yeeb nkab
Seamless steel yeeb nkab khoom txhais li cas? Cov khoom yog dab tsi peb feem ntau hu rau qib, xws li 20 #, 45 #, uas sawv cev rau nws cov tshuaj muaj pes tsawg leeg thiab txhua yam khoom xws li tensile zog, yield zog, thiab expansion tus nqi. Cov hauv qab no yog cov khoom siv seamless steel yeeb nkab, cov qauv tsim thiab siv cov ntsiab lus los ntawm tus sau.
1.GB/T8162-2018, Structural seamless steel kav, feem ntau yog siv nyob rau hauv dav structural engineering, mechanical processing, kev tsim kho thiab lwm yam teb. Cov ntaub ntawv sawv cev: 20 #, 45 #, q345b, 40Cr, 42CrMo, thiab lwm yam;
2.GB / T8163-2018, seamless steel yeeb nkab rau kev thauj mus los ntawm cov kua dej, feem ntau yog siv rau hauv cov kav dej hauv cov dej num uas tsis tshua muaj siab. Cov khoom siv sawv cev: 20#, q345b;
45 # GB8162 structural seamless steel yeeb nkab
3.GB / T3087-2017, qis thiab nruab nrab siab boiler seamless steel kav, feem ntau yog siv los tsim ntau yam qauv ntawm superheated chav kav, boiling dej kav rau qis thiab nruab nrab siab boilers, thiab superheated chav kav thiab arch cib kav rau locomotive boilers. Cov ntaub ntawv sawv cev: 10#, 20#, Q355B;
GB5310Kev kub siab boiler raj, khoom siv 12Cr1MovG
4.GB / T5310-2017, Seamless steel kav rau high-pressure boilers, feem ntau yog siv los tsim cov cua kub ntawm cov dej- raj boilers rau high pressures thiab saum toj no. Muaj cov pa roj carbon steel, alloy steel thiab stainless hlau kub-resistant steel seamless steel kav. Cov ntaub ntawv sawv cev: 20G, 15CrMoG, 12Cr1MoVG, thiab lwm yam.;
5.GB / T6479-2018, high-pressure seamless steel kav rau cov khoom siv chiv, feem ntau yog siv rau cov khoom siv tshuaj thiab cov kav dej nrog kev ua haujlwm kub ntawm -40 ~ 400 ℃ thiab ua haujlwm siab ntawm 10 ~ 30Ma. Muaj cov pa roj carbon structural steel thiab alloy steel seamless steel kav. Cov ntaub ntawv sawv cev: q345a-bcde, 20#, 10mowvnb, 15CrMo;
6.GB / T9948-2013, seamless steel kav rau roj av tawg, feem ntau yog siv rau cov kav hlau, cov khoom siv hluav taws xob thiab cov kav dej hauv cov roj av refineries. Cov ntaub ntawv sawv cev: 10#, 20#, Q345, 15CrMo;
Post lub sij hawm: Jan-04-2024
