Zụta igwe anaghị agba nchara 254 SMO Wedded pipes na sma 254 square pipes
Ogwe gbara gburugburu bụ ihe eji eme ihe cylindrical ogologo nke eji arụ ọrụ dị iche iche. 254 SMO Cour Bar steel na-enweghị igwe. Ogwe ndị a nwere ezi nickel, chromium na molybdem chemistries. Nke a na-eme ka ihe ndị a na-eguzogide siridetion na ụdị corrosion niile.
Incololog 926 igwe anaghị agba nchara nwere nnukwu nguzogide na-efe efe na corvice corrosion mgbe ha na-agbọpụta na H2s nwere mgbasa ozi acid. Na omume, dị irè na nguzogide nke nsogbu ọgba aghara chloride corrosion. Obere corrosion nwere ezigbo nguzogide ike na mpaghara oxidation na weghachite gburugburu. Incoloy 926 alloy nchara nchara alloy na-enweghị nke nwere ihe mejupụtara kemịkalụ nke nwere 904l alloy, ọdịnaya ya bụ 0,2%, ọdịnaya Molybdem bụ 6.5%. Molybden na Nitrogen ọdịnaya na-abawanye na-etolite na-eguzogide nkwụsị na corvice corrosion na usoro mgbasa ozi. N'oge, nickel na nitrogen abụghị naanị na-eme ka nkwụsi ike nke metalgrapolical omume na usoro ikuku ma ọ bụ na-agbado usoro ọdịnaya nke nickel na Nickel Alloy.