1, butt welding flangeannealing tembiricha inosvika kune yakatarwa tembiricha,butt welding flangekurapwa kunowanzo kutorwa mhinduro kupisa kurapwa, kureva, vanhu vanowanzonzi "annealing", tembiricha yemhando ndeye 1040 ~ 1120 ℃.Iwe unogona zvakare kutarisa kuburikidza neannealing choto chekutarisa gomba, iyoflangemafittings ari annealing area anofanirwa kunge ari incandescent, asi hapana kupfava kuderera.
2, mamiriro ekunze,butt welding flangeinowanzoshandiswa seyakachena hydrogen annealing atmosphere, kuchena kwemuchadenga kunodarika 99.99%, kana chimwe chikamu chemuchadenga chiri inert gasi, kuchena kunogonawo kuve kwakadzikira zvishoma, asi hakugone kuve neokisijeni yakawandisa, mhute yemvura. .

Butt welding flange
3, butt welding flangekudzivirira gasi kudzvinyirirwa, kuitira kudzivirirabutt welding flangekuvuza, gasi rekuchengetedza choto rinofanira kuchengetedza imwe dzvinyiriro yakanaka, kana iri hydrogen kudzivirira gasi, kazhinji inoda zvinopfuura 20kBar.
4, welding flangekugadzirisa mhute yemvura muchoto chekukanda, kune rumwe rutivi, tarisa kana zvinhu zvechoto zvakaoma, zvinhu zvevira zvinofanira kuomeswa kekutanga;Chechipiri ndechekutiflangepombi Fittings muchoto kuramba yakawandisa mvura tsvina, kunyanya kana paine makomba ari flange pombi Fittings, regai leak mukati, zvikasadaro choto mhepo ichaparadzwa zvachose.
5, butt welding flangechoto chisimbiso chemuviri,butt welding flangechoto chinopenya chinopenya chinofanira kuvharwa, chakasarudzika kubva kunze kwemhepo;Nehydrogen segasi rinodzivirira, mhepo imwe chete yakavhurika.Iyo nzira yekuongorora inogona kushandiswa kupukuta mitswe yejoini yega yega muchoto chekupisa nesipo nemvura kuona kana kumhanya;Pakati pavo, nzvimbo iyo iri nyore kumhanya ndiyo nzvimbo iyo choto chinopisa chinopinda mupombi uye nzvimbo iyo pombi inobuda.Mhete yekuisa chisimbiso munzvimbo ino inonyanya kuve nyore kupfeka uye kubvarura, saka inofanirwa kuongororwa uye kuchinjwa kazhinji.