Ihe ngosi nke zhengzhou huutong na-agbanweghi 718 phate flanges
A na-ejikwa alloy 718 na-ejikwa ọrụ dị ka mmanụ dị ka mmanụ na mmanụ n'ihi ike tensile ya dị elu na ezigbo corrosion na-eguzogide chloride-metụtara ọgba aghara nrụgide na-agbagha. N'ime ụlọ ọrụ ndị a, AMS 5663 ejirila imepụta akụkụ dị iche iche dịka valves, ihe mgbapụta na-ejikwa ya.
A na-eme mgbanwe vantal 601 na nichrome. Ihe omumu ihe omuma ya di iche iche. Ihe mejupụtara nke klas 601 bụ 58% nickel, 21% Chromium, carnan, mangane, sọlfọ na ígwè. Ma ọ nwere ụdị dị iche iche dị ka oghere ịgbadogharị flage, Bolt ịgbanye ndụ ike 601 na-agbasa flange, okpri mfe ike na ndị ọzọ. Franges mere nke a na-eme ihe siri ike, na-ebelata ihe acid, na-ebelata ihe na oxidation, ma sie ike iguzogide corrosion n'ọtụtụ ọgba aghara.