Dab tsi yog cov txheej txheem vuam ntau rau ASTM A333 Gr.6 alloy kub- dov welded steel kav?
Common welding txheej txheem rauASTM A333 Gr.6 alloy steel kavsuav nrog electroslag vuam (ESW) thiab tsis kam vuam (ERW).
Kev kho cua sov dab tsi feem ntau ua rau ASTM A333 Gr.6 alloy kub- dov welded steel kav?
ASTM A333 Gr.6 kub- dov welded steel kavfeem ntau yog cua sov-kho nrog normalizing los yog quenching thiab tempering kom paub meej txaus tsawg-kub toughness, uas yog ib qho tseem ceeb rau lawv siv nyob rau hauv cryogenic daim ntaub ntawv. Normalizing yuav ua rau cua sov cov yeeb nkab steel rau qhov kub tsis sib xws saum nws qhov kev hloov pauv kub thiab tom qab ntawd cua- txias nws; Thaum quenching thiab tempering yuav tsum cua sov cov yeeb nkab steel saum toj no nws transformation kub, sai txias nws nyob rau hauv ib tug kua, thiab ces cua sov nws mus rau ib tug haum tempering kub.
Puas yog ASTM A333 Gr.6 alloy kub- dov welded steel kav siv nyob rau hauv liquefied natural gas (LNG) tej yaam num?
Yog lawm,ASTM A333 Gr.6 steel kav(nrog rau cov kav dej welded) tau siv dav hauv cov dej liquefied natural gas (LNG) cov haujlwm vim lawv cov kev ua haujlwm cryogenic. Cov kav hlau no tau tsim tshwj xeeb rau cov ntawv thov cryogenic thiab tseem ceeb heev rau kev nyab xeeb thiab kev thauj mus los ntawm LNG hauv terminals, pipelines, thiab cryogenic cia tanks.
Yuav ua li cas cov khoom cryogenic ntawm ASTM A333 Gr.6 alloy kub - dov welded steel kav kuaj?
Cov yam ntxwv ntawm cryogenicASTM A333 Gr.6 alloy kub- dov welded steel kavraug sim siv Charpy V-qhov ntsuas qhov cuam tshuam, feem ntau ntawm -45℃(-50℃F).
Dab tsi yog qhov kev xa khoom ntawm ASTM A333 Gr.6 alloy kub- dov welded steel kav?
Cov xwm txheej xa khoom ntawmASTM A333 Gr.6 alloy kub- dov welded steel kavsuav nrog dov, txias-kos, normalized, normalized thiab tempered, los yog quenched thiab tempered cua sov- kho mob.
