Kauv seam submerged arc welded steel yeeb nkab SY5036-83 rau kev thauj mus los ntawm cov kua dej yog siv rau cov kav dej thauj cov roj thiab cov nkev; kauv seam siab zaus welded steel yeeb nkab SY5038-83 rau kev thauj mus los ntawm cov kua xaim yog welded los ntawm kev siv lub voj voog ntau zaus. Kauv seam siab zaus welded steel yeeb nkab rau kev thauj mus los ntawm cov kua dej. Cov yeeb nkab steel muaj lub zog siab muaj peev xwm thiab cov yas zoo, uas yooj yim rau vuam thiab ua haujlwm. Feem ntau, cov spiral seam submerged arc welded steel yeeb nkab SY5037-83 rau kev thauj mus los ntawm cov dej tsis tshua muaj siab yog ua los ntawm ob sab tsis siv neeg submerged arc vuam los yog ib sab welding rau dej, roj, Submerged arc welded steel kav rau feem ntau qis. Kev thauj mus los ntawm cov dej siab xws li cua thiab chav.
Cov qauv siv feem ntau rau cov kav hlau kav yog feem ntau muab faib ua: SY/T5037-2000 (Tsoomfwv Txuj Ci, tseem hu ua spiral seam submerged arc welded steel kav rau cov kav dej zoo tib yam), GB / T9711.1-1997 (National Standard, tseem hu ua roj thiab roj kev lag luam tsheb thauj mus los steel kav) Thawj feem ntawm kev xa khoom tej yam kev mob: Qib A steel kav (GB/T9711.2 Qib B steel kav yuav tsum nruj me ntsis), API-5L ( American Petroleum Institute, tseem hu ua pipeline steel kav; uas tau muab faib ua PSL1 thiab PSL2 qib), SY/T5040-92 (kauv seam submerged arc welded steel yeeb nkab rau pawg).
