(1) Cov paib liner yuav tsum muaj kev hnav zoo heev.
Lub siab - hnav-tiv taus thiab cuam tshuam- tiv taus dual- nruab nrab quenched nruab nrab- alloy steel liner daim hlau ua nyob rau hauv Anhui, los ntawm kev tshawb fawb thiab rationally tsim cov qauv hlau alloy, muaj lub cev zoo heev thiab tshuaj lom neeg, nrog rau hardness ntawm HRC45-55 los yog siab dua, thiab ib qho kev cuam tshuam ntau tshaj 55J. Lawv lub neej kev pab cuam yog ntau tshaj li ob npaug ntawm high-manganese hlau. Lawv tuaj yeem tiv taus lub zog loj heev. Thaum lub sijhawm ua haujlwm, lawv tuaj yeem tswj xyuas qhov zoo ntawm daim phiaj liner rau lub sijhawm ntev, ua kom muaj kev ruaj khov ntawm cov khoom siv los ntawm ntau tshaj 5%.
(2) Siab zog thiab siab toughness.
Thaum lub sij hawm quenching txheej txheem ntawm daim hlau daim hlau, ib tug tshwj xeeb dual - nruab nrab quenching tus neeg saib xyuas nrog zoo thermal stability yog siv los ua qhov nruab nrab, ua kom cov khoom ua tau ib tug ua ke ntawm siab zog, siab hardness, thiab siab toughness, yog li ua tau raws li cov kev cai hnav tsis kam.
(3) Tus nqi siab -kev ua tau zoo thiab muaj zog yoog raws.
Ua tiav nrog cov qib siab dual - nruab nrab quenching thev naus laus zis, nws muaj cov yam ntxwv siab quenching hardness thiab siab toughness qhov tseem ceeb, muab cov ntaub pua plag zoo heev hnav tsis kam. Piv nrog rau siab -manganese steel liner daim hlau, qhov nruab nrab-alloy dual- nruab nrab quenched nruab nrab- alloy steel pob zeb liner daim hlau qhia tau zoo dua cov nqi-effectiveness. Lawv tsim nyog rau kev sib tsoo ntub, sib tsoo qhuav, thiab sib xyaw sib tsoo hauv mines.
