Ọtụtụ mgbe, igwe anaghị agba nchara bụ isi ihe flange, ọ bụ ebe kacha echegbu bụ àgwà nke nsogbu. Nke a bụkwa isiokwu kachasị mkpa na àgwà nke ndị na-emepụta flange igwe anaghị agba nchara. Yabụ kedu ka esi ehicha ntụpọ ndị fọdụrụ na flange n'ụzọ ziri ezi na ngwa ngwa?

Flange a na-ejikarị eme ihe bụ igwe anaghị agba nchara 304. Flanges mere ihe a ga-corroded na 20 ℃ na 10% nitric acid na a ọnụego nke na-erughị 0.1 mm kwa afọ; Na 10% na-esi acetic acid, ọnụ ọgụgụ corrosion na-erughị 0.1 mm kwa afọ; Ọnụego mmebi nke ihe na-erughị 0.1 mm kwa afọ na 50% citric acid; 20% nke potassium hydroxide na-emebi emebi na ọnụego ihe na-erughị 0.1 mm kwa afọ. Na 60 ℃, ọnụ ọgụgụ corrosion nke 80% phosphoric acid ka na-erughị 0.1 mm kwa afọ. Ma na 50 ℃, corrosion ọnụego nke 2% sulfuric acid bụ 0.016 mm kwa afọ. Ya mere, eriri igwe anaghị agba nchara nke ejiri oyi akwa igwe anaghị agba nchara welded na igwe anaghị agba nchara welded ọkpọkọ na Yixing igwe anaghị agba nchara flange nwere ike iji bufee acid na-adịghị ike ma ọ bụ mmiri mmiri alkaline na-adịghị ike. A na-emekarị flanges igwe anaghị agba nchara n'ọhịa nke uzuzu, nke ga-adaba n'elu akụrụngwa mgbe niile. Enwere ike wepụ ihe ndị a na mmiri ma ọ bụ ngwọta alkaline. Ma, n'ihi na adhesion nke unyi mkpa iji akwa nsogbu mmiri ma ọ bụ uzuoku ọcha. Mgbe ahụ, a na-enwe okwu gbasara uzuzu n'elu mmiri ma ọ bụ ígwè agbakwunyere. N'elu ọ bụla, ígwè efu ga-agba nchara ma mebie flanges igwe anaghị agba nchara. Ya mere, a ga-ehichapụ ya. Enwere ike iwepụ ntụ ntụ n'elu mmiri yana ájá. Adhesion siri ike na a ga-ejikwa ígwè agbakwunyere gwọọ ya.

Ihe dị n'elu bụ usoro nhicha nke ihe ndị fọdụrụ na flange igwe anaghị agba nchara, igwe anaghị agba nchara, ma ọ dịkwa mkpa ka ihicha ya nke ọma ma nọgide na-enwe ya.