Letlapa le tlase la carbon Mart --4418, x4cnum, x4cnumO166-5) P : ≤0.04 Sebabole S: ≤0.030 Chromium Cr: 15.00~17.00 Molybdenum Mo: 0.80-1.50 Nickel Ni: 4.00-6.00 Nitrogen N: ≥0.02 ≥0.02 1.C45NispeccirNisX1 Application 16-5-1 e betere E 'ngoe ea limaraka tsa martensitic tse nang le khanyetso e lekaneng ea kutu, thepa e ntle ea matla le boima bo phahameng bo nang le khabone e fokotsehileng.Tšepe e na le matla a matle haholo le khanyetso ea kutu ea manonyeletso a cheselitsoeng, ho hanyetsa mokhathala, maemo a matle haholo maemong a mocheso o tlase, le ho hanyetsa kutu ho bapisoa le tšepe ea austenitic 18-8.Ho feta moo, e na le solderability e ntle.Lisebelisoa tse fanoang haholo-holo ka mokhoa oa molamu li sebelisoa ha ho etsoa li-valve, li-turbine sub-assemblies, linate le li-bolts, li-shafts, pins, pistons, li-shafts tse ka sehloohong, li-crankshafts, li-agitators lik'hemik'hale, matla, likepe, likepe, lifofane / liindasteri tsa cryogenic.Thepa ea Mechini e Fana ka Matla RP0.2 MPA Tensile Strength RM MPA Elongation [%] Hardness [HB] Bar ≥750 900 – 1100 ≥16 280 – 340 QT900 920 1050 18 300

Tšebeliso ea ts'ebetso ea mocheso oa mocheso: Ho tiisa le ho tima ho 950 ho isa ho 1050 ° C, 'me hang-hang ho futhumala ho 600 °C ka lihora tse 8, ebe ho pholile moeeng.Ho cheseha ho joang?Martensite e ntle, e nang le carbon e tlase e nang le austenite e bolokiloeng e qhalakantsoeng hantle e hlahisa matla a maholo a HAZ tlas'a maemo a tjheseletsa.Ho futhumala ho fihla ho 100 ° C - 200 ° C hoa hlokahala bakeng sa likarolo tse teteaneng haholo kapa bakeng sa khatello ea kelello ka mor'a ho pholile.