Anyị bụ onye nrụpụta, onye na-eweta ya na onye na-ebubata efere, nke a na-anabata site na ndị isi dị ka ihe ndị ọzọ na-arụ ọrụ nke ọma na ụdị flanges ndị ọzọ na-abawanye n'ihi usoro mmepụta ya dị oke ọnụ.n'okpuru 5%Igwe na-agbasa na-agbasa - na-agbasa ígwè-nickel-cobalt alloys, kovar alloys, nwere usoro mgbasa ikuku nke yiri nke ahụ dị ka nke otu okpomọkụ

A335 Chromium (ma ọ bụ chromium) bụ ihe dị mkpa nke igwe anaghị agba nchara. A na-ewere nchara ma ọ bụ karịa chromium ma ọ bụ karịa. Chromium bụ ihe a na-agbanwe agbanwe na usoro nke iguzogide oxidation na oke okpomọkụ. Chromium na-abawanye tensile, mkpụrụ na isi ike na ụlọ okpomọkụ.
Monul
Ihe dị ala carbon na a335 nke eriri p9 square tube na-ebelata oke carbipe n'oge akụrụngwa na-eguzogide corrosion na owuwu. Ezubere carel Stad P9 Massges iji gbochie ihe ndozi (nkwonkwo ụkwụ na ihe ndị na-emebi ihe) ebe scturber mickers na gas na-enwe chlorides.