Cov yeeb nkab hlau tsis muaj qhov sib txuas, Cov Qauv thiab Qib.

Cov kav hlau tsis muaj qhov sib txuas yog siv dav hauv ntau yam lag luam rau kev thauj cov kua thiab cov pa roj, nrog rau kev siv rau cov qauv. Lawv tau tsim tsis muaj kev vuam lossis cov seams, uas ua rau lawv muaj zog dua thiab txhim khu kev qha dua. Cov lus qhia tshwj xeeb, cov qauv, thiab cov qib raucov kav hlau tsis muaj seamlessyuav txawv nyob ntawm seb qhov yuav tsum tau ua ntawm daim ntawv thov. Nov yog qee cov lus qhia, cov qauv, thiab cov qib uas siv ntau rau cov kav hlau tsis muaj seamless:

Kev Qhia Tshwj Xeeb:ASTM A106-Cov Qauv Txheem rau Cov Yeeb Nkab Hlau Carbon Seamless rau Kev Pabcuam Kub Siab

1. Cov lus qhia no suav nrog cov yeeb nkab hlau carbon seamless rau kev siv kub siab. Nws suav nrog ntau qib xws li A, B, thiab C.

Kev Qhia Tshwj Xeeb:ASTM A53-Cov Qauv Txheem rau Yeeb Nkab, Hlau, Dub thiab Kub-Dipped, Zinc-Coated, Welded thiab Seamless

1. Cov lus qhia no suav nrog cov yeeb nkab hlau dub thiab cov yeeb nkab galvanized kub uas tsis muaj qhov txuas thiab vuam. Nws suav nrog ntau qib xws li A, B, thiab C.

Kev Qhia Tshwj Xeeb:API 5L- Cov Lus Qhia rau Kab Yeeb Nkab

1. Cov lus qhia no suav nrog cov yeeb nkab hlau tsis muaj qhov thiab cov yeeb nkab hlau vuam rau ntau yam kev siv. Nws suav nrog ntau qib xws liAPI 5L Qib B, X42, X52, X60, X65, thiab lwm yam.

kev qhia tshwj xeeb:ASTM A252-qhia meej txog cov kev cai rau cov yeeb nkab hlau welded thiab seamless rau kev siv hauv kev tsim kho thiab kev siv cov qauv.

1. Cov lus qhia ASTM A252 suav nrog peb qib ntawm cov yeeb nkab hlau: Qib 1, Qib 2, thiab Qib 3. Txhua qib muaj cov khoom siv sib txawv, suav nrog qhov tsawg kawg nkaus ntawm lub zog thiab qhov tsawg kawg nkaus ntawm lub zog tensile, kom ua tau raws li cov kev xav tau tshwj xeeb ntawm cov haujlwm.