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ASTM B472 enweghị n08020 flanges

ASTM B472 na-enweghị ike n08020 flanges 20 flanges na-enye ezigbo arụmọrụ na sulfuric acid na-ekpo ọkụ na-ekpo ọkụ na-esi ísì ụtọ nke 20% ruo 40% ịta acid na-eguzogide.

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ASTM B472 na-enweghị ego N08020 Frances na alloy 20 bụ altonitic Nioy-kwụsiri ike na-edozi ahụ nwere nickel na carbon. Ihe mejupụtara kemịkalụ nke alloy 20 flanges ga-ewegụ nickel, chromium, na iron, tinyere ihe ndị ọzọ dị ka molybim na ọla kọpa. A maara alloy 20 mara mma maka nguzogide ya, ọbụlagodi na gburugburu kemịkal siri ike. Alloy 20 Pic na-egosi nnukwu nguzogide na-egosi na gburugburu ya nwere citric acid, phosphoric acid, sulfuric acid, na chloric. A maara ihe ASTM B462 na-enweghị isi N08020 maka ezigbo ihe akụrụngwa ya, ọbụlagodi na okpomọkụ dị elu.

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