I-HT ASTM B366 WPHC22 N06022-S 2.5 "SCH10S ASME B16.9 Heat No.74292
Ibanga P11 laziwa ngokuthi i-Chrome Molybdenum Alloy Steel. Uma kuqhathaniswa nensimbi yekhabhoni, izakhiwo zalensimbi ye-alloy ziphakeme kakhulu. Imvamisa, ama-alloy ensimbi afana ne-ASTM A335 P11 PIPE I-P11 ivama amaphesenti amaningi aphezulu kunensimbi evamile. Ngakho-ke thatha ukusebenza kwawo kufinyelela ezingeni elilandelayo. Ukwakhiwa kwe-alloy yebanga le-P11 kuqukethe i-chromium ne-molybdenum, ngephesenti le-chromium elingaba ngu-1.25. Okuqukethwe kwe-molybdenum ku-alloy steel p11 ipayipi elingenamthungo cishe ngo-0,5%.
Ekhuluma ngokuqinile, yonke insimbi iyi-alloy, kepha hhayi yonke insimbi ebizwa ngokuthi "ama-alloy steel". Ama-steel elula kakhulu yi-iron (FE) ahlanganiswe nge-carbon (c) (cishe ngo-0,1% kuya ku-1%, kuya ngohlobo) futhi akukho okunye (ngaphandle kokulandela okungalungile ngokungcola okuncane); Lokhu kubizwa ngokuthi ama-carbon sten. Kodwa-ke, igama elithi "i-alloy lensimbi" liyisikhathi esijwayelekile esibhekisa kuma-steel Ama-alloyants ajwayelekile afaka i-manganese (okuvame kakhulu), i-nickel, i-chromium, i-molybdenum, i-begadium, i-silico, ne-boron. Ama-alloya ajwayelekile ajwayelekile afaka i-aluminium, i-cobalt, yethusi, i-cersium, i-niobium, i-titanium, i-tungsten, uthini, i-zinc, ukuhola, ne-zirconium.
I-ASTM A335 P22 P22 PIGE ETHUNYELWE NGOKUSETYENZISWA EMVA kokusebenza ngaphandle kokuqhekeka. Le tube ingagoba, yakhiwa, yavutha futhi i-fusion ifakwe. Iphinde ibe namandla aphezulu kakhulu, ukumelana nokugqwala kanye namandla okuvutha.