Njengensimbi ebalulekile nebalulekile ekwakheni umnotho wezwe, amapayipi ensimbi angenamthungo asetshenziswa kakhulu emikhakheni efana neyokwakha, ukucutshungulwa kwemishini, kanye nobunjiniyela bamapayipi (uketshezi oluthutha kanye nezinto eziqinile ezifana namanzi, uwoyela, igesi, amalahle, nobhayela. umusi).Ngenxa yezindawo ezihlukene zokusetshenziswa nokusetshenziswa, kusadingeka ukukhetha izinto ezifanele kanye namazinga lapho ukhetha ukugwema ukumosha nezinto ezingaphephile.
20# GB8163 uketshezi ezokuthutha ipayipi Seamless steel
Isho ukuthini impahla yepayipi lensimbi engenamthungo?Okubalulekile yilokho esivame ukukubiza ngokuthi ibanga, njengokuthi 20#, 45#, emele ukwakheka kwayo kwamakhemikhali kanye nezakhiwo zemishini njengamandla aqinile, amandla esivuno, nezinga lokunwetshwa.Okulandelayo yizinto ezisetshenziswa kakhulu zamapayipi ensimbi engenamthungo, amazinga okukhiqiza kanye nokusetshenziswa okufingqiwe ngumbhali.
1.I-GB/T8162-2018, Amapayipi ensimbi angenamthungo, asetshenziswa ikakhulukazi kubunjiniyela bezakhiwo, ukucutshungulwa kwemishini, ukwakhiwa kanye neminye imikhakha.Izinto ezimele: 20 #, 45#, q345b, 40Cr, 42CrMo, njll.;
I-2.GB/T8163-2018, ipayipi lensimbi elingenamthungo lokuthuthwa kwamanzi, elisetshenziswa kakhulu kumaphrojekthi wamapayipi anengcindezi ephansi.Izinto ezimele: 20#, q345b;
45# GB8162 ipayipi lensimbi elingenamthungo
3.I-GB/T3087-2017, amapayipi ensimbi angenamthungo aphansi naphakathi, ikakhulukazi asetshenziselwa ukwakhiwa kwezinhlaka ezahlukene zamapayipi esitimu esishisayo, amapayipi amanzi abilayo ama-boilers anengcindezi ephansi naphakathi, namapayipi esitimu esishisa kakhulu namapayipi esitini esinama-arch ama-boilers esitimela.Izinto ezimele: 10 #, 20 #, Q355B;
GB5310high pressure boiler tube, impahla 12Cr1MovG
4.I-GB/T5310-2017, Amapayipi ensimbi angenamthungo ama-boilers anengcindezi ephezulu, ikakhulukazi asetshenziselwa ukukhiqiza izindawo zokushisa zama-boilers wamanzi-tube for high pressure and above.Kukhona i-carbon steel, i-alloy steel kanye namapayipi ensimbi angenamthungo angangeni ekushiseni.Izinto ezimele: 20G, 15CrMoG, 12Cr1MoVG, njll.;
5.I-GB/T6479-2018, amapayipi ensimbi angenamthungo aphezulu anomfutho wemishini kamanyolo, ikakhulukazi asetshenziselwa imishini yamakhemikhali namapayipi anamazinga okushisa okusebenza angu- -40 ~ 400 ℃ kanye nezingcindezi zokusebenza ze-10 ~ 30Ma.Kukhona carbon structural steel kanye nengxubevange steel amapayipi Seamless steel.Izinto ezimele: q345a-bcde, 20#, 10mowvnb, 15CrMo;
6.I-GB/T9948-2013, amapayipi ensimbi angenamthungo wokuqhekeka kwe-petroleum, ikakhulukazi asetshenziselwa amashubhu esithandweni somlilo, izinto ezishintsha ukushisa kanye namapayipi ezindaweni zokuhluza uphethiloli.Izinto ezimele: 10 #, 20 #, Q345, 15CrMo;
Isikhathi sokuthumela: Jan-04-2024
