Kev ua tiav kev txiav txim engineering, cov khoom siv hlau alloyA333 GR6, qhov kev qhia tshwj xeeb yog 168.3 * 7.11, thiabCov yeeb nkab carbon steel GB/T9948, 20 #, qhov kev qhia tshwj xeeb yog 114.3 * 6.02, thiab lwm yam.

Cov hauv qab no qhia txog cov qauv thiab cov ntaub ntawv uas cov kev txiav txim engineering yuav ntsib:

20 # GB8163 kev thauj mus los kua dej seamless hlau yeeb nkab

Cov khoom siv yeeb nkab hlau tsis muaj seamless txhais li cas? Cov khoom siv kuj yog qib uas peb feem ntau hais, xws li 20 #, 45 #, uas sawv cev rau nws cov tshuaj lom neeg thiab cov khoom siv kho tshuab xws li lub zog tensile, lub zog tawm los, thiab tus nqi nthuav dav. Cov hauv qab no yog cov khoom siv yeeb nkab hlau tsis muaj seamless uas siv ntau, cov qauv tsim khoom thiab kev siv uas tus sau tau sau tseg.

1.GB/T8162-2018, Cov kav hlau tsis muaj qhov tsis sib xws, feem ntau yog siv rau hauv kev tsim kho vaj tse dav dav, kev ua khoom siv kho tshuab, kev tsim kho thiab lwm yam teb. Cov ntaub ntawv sawv cev: 20 #, 45 #, q345b, 40Cr, 42CrMo, thiab lwm yam.;

2. GB/T8163-2018, cov yeeb nkab hlau tsis muaj seamless rau kev thauj mus los kua dej, feem ntau yog siv rau kev tsim kho kav dej nrog qhov siab qis. Cov khoom siv sawv cev: 20 #, q345b;
45 # GB8162 cov yeeb nkab hlau tsis muaj kab

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;
GB5310 lub raj xa dej siab siab, khoom siv 12Cr1MovG

4. GB/T5310-2017, cov kav hlau tsis muaj qhov txuas rau cov boilers siab siab, feem ntau yog siv rau qhov chaw cua sov ntawm cov raj dej boilers nrog siab siab thiab siab dua. Muaj cov hlau carbon, hlau alloy thiab stainless hlau kub-resistant seamless steel kav. Cov ntaub ntawv sawv cev: 20G, 15CrMoG, 12Cr1MoVG, thiab lwm yam.;

5. GB/T6479-2018, cov kav hlau tsis muaj qhov siab rau cov khoom siv chiv tshuaj, feem ntau yog siv rau cov khoom siv tshuaj thiab cov kav dej nrog qhov kub ua haujlwm ntawm -40 ~ 400 ° C thiab qhov siab ua haujlwm ntawm 10 ~ 30 Ma. Muaj cov kav hlau carbon thiab cov hlau alloy seamless. Cov khoom siv sawv cev: q345a-bcde, 20 #, 10mowvnb, 15CrMo;

6. GB/T9948-2013, cov kav hlau tsis muaj qhov txuas rau kev tawg roj av, feem ntau yog siv rau cov raj cua sov, cov khoom hloov pauv cua sov thiab cov kav dej hauv cov chaw ua roj av. Cov khoom siv sawv cev: 10 #, 20 #, Q345, 15CrMo;