Baya ga wannan kayan, butt weld flanges suma baƙin ƙarfe ne. Flanges an yi su da Astm A182, F304, 316l, 347h, 347h, 30h, 30h, 30h, Asme B16 5 kuma sun gama da Duplex Karfe.
Wannan flani ya dace da matsanancin yanayin tare da matsanancin yanayin zafi, matsi ko wasu masu damuwa. An samu elning na wannan flani ta hanyar raba yanayin muhalli tare da bututun da yake welded. Anyi amfani da wannan flange cikin nasara don matsin lamba har zuwa 5,000 PSI.