ASTM A194 8C 8CA 2H HEX NOJ HEX TXIV HUV BOLT ASME B18.2.2
ASTM A182 F5 LAP Cov kab sib koom tes mus los ntawm ntau lub npe, suav nrog rov qab flange, xoob hubbed flange, xoob nrov nrov flange thiab van pob zeb flange. ASTM A182 F5 Flanges yog ib txoj kev txuas cov kav dej, li qub, twj thiab lwm yam khoom siv los ua cov piping system. Nws tseem muab cov yooj yim nkag tau rau kev ntxuav, kuaj lossis hloov kho. Flanges feem ntau yog welded lossis screwed. Flanged pob qij txha yog tsim los ntawm bolting ua ke ob flanges nrog lub gasket ntawm lawv los muab ib lub foob.
B7 Threaded Studs thiab lub taub hau luv luv bolts tau yooj yim muaj nyob hauv kev ua lag luam. B7 Bolts bolts feem ntau siv rau yeeb nkab flange sib txuas. Cov bolts no feem ntau yog muag hauv ib qho khoom qab zib uas ua tiav, tab sis feem ntau kub-dip galvanized, ptfe coated, lossis lwm yam kho nrog kev ua kom haum.
Qhov twg txhais tau hais tias ib tug yuav tsum paub yog tias alloy steel flange khoom yog qhov kom zoo rau kev ua kom zoo ntawm Weld xaiv tau.