Cov yeeb nkab carbon seamlessCov qauv yog ib qho tseem ceeb hauv kev ua kom cov kav dej no zoo, sib xws thiab muaj kev nyab xeeb hauv ntau yam kev siv. Cov qauv no muab cov lus qhia rau cov chaw tsim khoom, cov neeg muag khoom thiab cov neeg siv khoom kom ntseeg tau tias cov kav dej ua tau raws li cov kev cai tshwj xeeb thiab ua raws li cov cai ntawm kev lag luam.
Ib qho ntawm cov qauv lees paub dav dav rau cov yeeb nkab carbon seamless steel yogASTM A106/A106Mtus qauv. Tsim los ntawm American Society for Testing and Materials (ASTM), tus qauv no qhia txog cov kev cai rau cov yeeb nkab carbon steel seamless rau kev pabcuam kub siab. Nws npog cov yeeb nkab loj NPS 1/8 txog NPS 48 (DN 6 txog DN 1200) thiab phab ntsa tuab raws li tau teev tseg hauv ANSI B36.10.
Dhau li ntawm qhov ntawd, cov yeeb nkab carbon seamless steel txheem suav nrog API 5L,ASTM A53, ASTMA179ASTM A192ASTM A210/SA210, ASTM A252, BS EN10210,JIS G3454thiab JIS G3456.
Tsis tas li ntawd xwb, tus qauv no suav nrog cov kev cai rau kev sim tsis ua puas tsuaj, xws li kev sim ultrasonic, kev sim eddy current lossis kev sim hydrostatic, kom ntseeg tau tias cov kav dej muaj kev ncaj ncees. Nws kuj hais txog ntau yam xws li kev cim, kev ntim khoom thiab kev lees paub.
Hauv kev xaus, cov qauv yeeb nkab carbon seamless steel, xws li ASTM A106/A106M, muab cov lus qhia tsim nyog rau kev tsim khoom, kev sim, thiab kev tswj xyuas zoo ntawm cov yeeb nkab no. Kev ua raws li cov qauv no ua kom ntseeg tau tias cov yeeb nkab ua tau raws li cov lus qhia tshwj xeeb, kev ua tau zoo thiab kev nyab xeeb, ua rau lawv muaj kev ntseeg siab thiab kev haum rau ntau yam kev lag luam.
Lub sijhawm tshaj tawm: Lub Rau Hli-21-2023