Yawanci bakin karfe abu shine babban kayan flange, shine wuri mafi damuwa shine ingancin matsalar. Wannan kuma shine mafi mahimmancin batu a cikin ingancin masana'antun flange na bakin karfe. Don haka yadda za a tsaftace ragowar tabo a kan flange daidai da sauri?

Mafi yawan amfani da flange shine bakin karfe 304. Flanges da aka yi da wannan kayan za a lalata su a 20 ℃ kuma a cikin 10% nitric acid a ƙimar ƙasa da 0.1 mm kowace shekara; A cikin 10% tafasar acetic acid, yawan lalata ya kasance ƙasa da 0.1 mm kowace shekara; Rashin lalata ƙasa da 0.1 mm a kowace shekara a cikin 50% citric acid; Kashi 20% na potassium hydroxide yana lalata a cikin ƙasa da 0.1 mm kowace shekara. A 60 ℃, da lalata kudi na 80% phosphoric acid ne har yanzu kasa da 0.1 mm a kowace shekara. Amma a 50 ℃, da lalata kudi na 2% sulfuric acid ne 0.016 mm a kowace shekara. Don haka, bututun bakin karfe da aka yi masa layi da sanyi mai birgima bakin karfe tsiri mai walƙiya da bakin karfe welded bututu kayan aiki da Yixing bakin karfe flange za a iya amfani da su safarar rauni acid ko raunin alkaline ruwaye. Ana yin firam ɗin baƙin ƙarfe sau da yawa a cikin filin ƙura, wanda koyaushe zai faɗi a saman kayan aikin. Ana iya cire waɗannan da ruwa ko maganin alkaline. Amma ga mannewa da datti bukatar yin amfani da babban matsa lamba ruwa ko tururi don tsaftacewa. Sai kuma batun karfen ruwa mai yawo da ruwa ko kuma karfen da aka saka. A kowane wuri, baƙin ƙarfe kyauta zai yi tsatsa kuma ya lalata flanges na bakin karfe. Don haka dole ne a share shi. Ana iya cire foda mai yawo gaba ɗaya tare da ƙura. Ƙarfin mannewa kuma dole ne a bi da shi da ƙarfe da aka saka.

Abin da ke sama shine hanyar tsaftacewa na ragowar tabo a kan flange na bakin karfe, bakin karfe yana da rauni, amma kuma yana buƙatar tsaftacewa da kiyayewa.