Hastellow c22 soorf flanges haasselloy c22 ogologo Weld olu flanges
Asme B36.19m bụ nkọwapụta ọkọlọtọ maka ọkpọ nchara, nke na-akọwapụta akụkụ, nnabata, na ọrụ na-achọ ihe abụọ na-enweghị atụ.
Igwe anaghị agba nchara bụ alloy nke iron na-eguzogide na-eguzogide. O nwere opekata mpe 11% 12% ma nwee ike ịnwe ihe dị ka carbon, ndị ọzọ na-abụghị na ọla kọpa nweta ihe ndị ọzọ achọrọ. Na-egbochi mgbochi na corrosion si na-esite na Chromium, nke na-eme ihe nkiri na-enweghị ike nke nwere ike ichebe ihe na ịgwọ onwe ya n'anya oxygen.
Na-egosi 347 nchara nchara maka nguzogide corrosion dị mma, nke a na-eme ka a ga-enwe ike ịgbakwunye na sistemụ site na olu. Enwere ike nyochaa mpaghara ndị ahụ welded ngwa ngwa. Achịcha na flage na-ebelata ọgba aghara na mbuze n'ime ọkpọkọ. Flange dị mma maka iji ngwa dị egwu ma sie ike maka iji ikuku, mmiri, mmanụ, na uzuoku.