Kpọtụrụ anyịOnyeokwenianKororo KoreanVaietnameKororo KoreanAlly A320 L7 L7 L7 L7 M na-ejikarị maka valves flanges na arịa nrụgide
Ally A320 L7 L7 L7 L7 M na-ejikarị maka valves flanges na arịa nrụgide
Alloy ígwè flanges mixhid oxidation na-emesi ike corrosion cracking na crovice corrosion.
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ASTM A193 Grade B7M Bolts na studs nwere otu kemịkalụ dị ka akara ube carbon nchara) mana nwere ike iji nweta 100% ike na-enyocha 100% na-elele na ngwa ngwa niile arụpụtara na ogbe niile. Ọdịdị B7M na-eguzogide chloride na chloride, sọlfọ na nrụgide hydrogen corrosion cracking (SCC) ma na-ejikarị ọrụ gas gas.
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