Ⅰ- Dab tsi yogCr12MoV Txias Ua Haujlwm Tuag Hlau
Lub Cr12MoV txias ua hauj lwm tuag steel tsim los ntawm Jinbaicheng belongs rau qeb ntawm siab hnav-resistant micro deformation cuab yeej hlau, uas yog yus muaj los ntawm siab hnav tsis kam, hardenability, micro deformation, siab thermal stability, siab dabtsi yog khoov zog, thiab lwm yam khoom.Nws yog qhov thib ob nkaus xwb rau high-speed steel thiab yog cov khoom tseem ceeb rau stamping, txias taub hau, thiab lwm yam ntaub ntawv.Cr12MoV tuag steel yog carbon molybdenum ledeburite steel nrog cov ntsiab lus qis dua li Crl2 steel.Molybdenum thiab vanadium tau ntxiv los txhim kho kev ua haujlwm kub, cuam tshuam toughness thiab carbide faib ntawm cov hlau.Cr12MoV tuag steel muaj cov ntsiab lus qis dua li Cr12 tuag steel.Qhov sib ntxiv ntawm cov ntsiab lus alloy tshiab txhim kho qhov tshwm sim ntawm tsis sib xws carbide.Ntxiv mus, molybdenum thiab molybdenum tuaj yeem txo cov carbide cais thiab txhim kho hardenability.Vanadium thiab vanadium tuaj yeem kho cov nplej thiab ua kom tawv nqaij, Yog li ntawd, Jin Baicheng's Cr12MoV pwm steel muaj qhov ua kom tawv tawv siab, nrog rau ntu ntu hauv qab 400mm uas tuaj yeem ua kom tiav, thiab tseem tuaj yeem tuav zoo hardness thiab hnav tsis kam ntawm 300-400.℃. Bsab, Jinbaicheng's Cr12MoV pwm hlau muaj zog zoo dua li lwm cov ntaub ntawv ntawm tib qib hauv kev ua lag luam, thiab qhov muaj peev xwm hloov pauv thaum lub sij hawm quenching yog txo qis heev.Yog li ntawd, nws lub siab hnav tsis kam thiab zoo txhua yam khoom siv ua rau Jinbaicheng's Cr12MoV pwm steel zoo dua rau kev tsim ntau yam pwm nrog cov ntu loj, cov duab nyuaj, thiab tiv taus qhov cuam tshuam loj, nrog rau ntau yam txias stamping cuab yeej hauv kev ua haujlwm hnyav, xws li xuas nrig ntaus tuag, trimming tuag, dov tuag, thiab lwm yam Steel phaj sib sib zog nqus nqus tuag, ncig pom, txheem cov cuab yeej thiab ntsuas cov cuab yeej, xov dov tuag, thiab lwm yam.
Ⅱ-Daim ntawv qhia kev of Cr12MoV Txias Ua Haujlwm Tuag Hlau
①Cr12MoV tuaj yeem siv los ua cov duab sib txawv ntawm convex, concave, thiab ntxig cov blocks rau xuas nrig ntaus pwm nrog cov khoom tuab> 3 hli.Nws raug pom zoo kom muaj hardness ntawm 58 ~ 62HRC thaum ua cov pwm convex thiab 60 ~ 64HRC thaum ua cov pwm pwm.
②Rau kev tsim cov punch thiab concave pwm uas yuav tsum tau hnav tsis kam, nws raug pom zoo kom muaj qhov tawv ntawm 60 ~ 62HRC thaum ua cov punch thiab 62 ~ 64HRC thaum ua cov pwm concave.
③Rau kev tsim cov pwm-resistant concave pwm nyob rau hauv sib sib zog nqus nqus pwm, nws raug pom zoo kom muaj ib tug hardness ntawm 62 ~ 64HRC.
④Siv los tsim cov pwm convex, concave pwm, thiab ntxig cov blocks uas yuav tsum tau hnav tsis kam thiab cov duab nyuaj hauv cov pwm dabtsi yog khoov.Nws raug pom zoo kom muaj qhov tawv ntawm 60-64HRC thaum ua cov pwm pwm, thiab 60-64HRC thaum ua cov pwm pwm.
⑤Rau kev tsim cov khoom txias extrusion tuag thiab tuag rau txhuas qhov chaw, nws raug pom zoo kom muaj hardness ntawm 60-62HRC thaum ua cov tuag, thiab 62-64HRC thaum ua cov tuag.
⑥Nws raug pom zoo kom siv lub hardness ntawm 62 ~ 64HRC rau lub convex thiab concave pwm siv los ua tooj liab txias extrusion pwm.
⑦Lub convex thiab concave pwm siv rau steel txias extrusion pwm yog pom zoo kom muaj ib tug hardness ntawm 62 ~ 64HRC.
⑧Lub caij nplooj ntoos hlav steel daim hlau nrog ib feem ntawm 0.65% ~ 0.80% siv rau kev tsim cov pa roj carbon muaj zog ntawm 37 ~ 42HRC, muab lub neej ntev txog li 150000 cycles.
⑨Caij nplooj ntoos hlav steel daim hlau nrog ib tug loj feem ntawm 0.65% mus rau 0.80% siv los ua carbon muaj ib tug hardness ntawm 37-42HRC, thiab nrog ntxiv nitriding kev kho mob, lawv cov kev pab cuam lub neej yuav ncav cuag 400000 zaug.
Ⅲ-Kev ua haujlwm of Cr12MoV Txias Ua Haujlwm Tuag Hlau:
Specification rau softening ntawm txias extrusion pwm: Tiv thaiv thiab kub cov pwm nrog hlau filings ntawm qhov kub ntawm 760-780℃rau 10 teev, nrog rau qhov cub txias thiab hardness ntawm 196HBW.Txias extrusion txoj kev tuaj yeem ua tiav zoo.
Specification rau qhov zoo tib yam isothermal spheroidizing annealing: 850-870℃ ×3-4 teev, txias hauv qhov cub rau 740-760℃ ×4-5 teev ntawm isothermal kho, nrog cua txias hardness≤241HBW, eutectic carbide qib≤3, zoo isothermal kub 740-76o℃, thiab lub sijhawm≥4-5 teev.
Specification rau spheroidizing annealing: (860± 10)℃ ×2-4 teev, qhov cub txias ntawm qhov cua txias ntawm 30℃740, ib± 10)° C x 4-6 teev, maj mam txias rau 500-600℃nrog rau qhov cub, cua txias tom qab tso tawm, hardness 207-255HBW.
General quenching thiab tempering specifications: quenching kub 1000-1050℃, roj quenching lossis quenching, hardness 260HRC, tempering kub 160-180, tempering lub sij hawm 2 teev, los yog tempering kub 325-375° C, tempering 2-3 zaug.
Tsawg quenching thiab qis rov qab quenching kub: 950℃-1040℃, tempering kub yog nyob ib ncig ntawm 200℃, Secondary tempering.
High quenching thiab siab rov qab quenching kub: 1050-1100℃, tempering kub yog nyob ib ncig ntawm 520℃, Secondary tempering.Qhov thib ob txoj kev hardening siv rau siab quenching thiab siab ub no txhim kho hardness, tab sis cov nplej yuav loj hlob.
Cryogenic kev kho mob: Cr12MoV steel undergoes cryogenic kev kho mob, uas yuav precipitate heev dispersed ultrafine carbides los ntawm quenched martensite, thiab ces cov ultrafine carbides yuav hloov mus rau hauv carbides tom qab 200.℃low-kub tempering.Lub martensite tsis muaj kev kho cryogenic tsuas yog ua rau me me ntawm carbide hauv qee thaj chaw hauv zos tom qab qhov kub tsis tshua muaj hluav taws kub.
Jinbaicheng txais yuav cov txheej txheem kev kho cua sov uas tsis tshua muaj kub, uas tuav lub siab tawv thiab hnav tsis kam ntawm Cr12MoV steel.Peb feem ntau siv cov txheej txheem kub kub kho cua sov, uas yog ion nitriding, roj nitrocarburizing, thiab ntsev da dej sulfur cyanide co nitriding, muaj kev cuam tshuam tseem ceeb thiab adhesion, nrog ntsev da dej sulfur cyanide co nitriding yog qhov zoo tshaj plaws.
Kev pabcuam lub neej ntawm kev kos duab tuag rau Jinbaicheng's Cr12MoV stainless hlau cov tais diav, tom qab kev kho roj nitrocarburization, ncav cuag ntau tshaj 30000 daim, uas yog ntau tshaj 10 lub sij hawm ntev dua li cov pwm zoo sib xws kho nrog cov pa quenching thiab tempering.
Ⅳ-Tuam Tshoj Customized Steel Mould Manufacturers thiab cov neeg nqa khoom - Nqe - Jinbaicheng Hlau
Ib daim ntawv teev npe ntawm Peb Txoj Haujlwm Txiastuag Cov hlau thiab kub ua haujlwm tuag steel muaj rau kev txiav txim, ntau yam uas peb muaj nyob rau hauv Tshuag npaj rau tam sim shipping.Jinbaicheng muaj ib lub warehouse loj tshaj plaws rautxias ua hauj lwm tuag steel hauvTuam Tshoj, tuaj yeem muab cov saw saw ntev los yog ua ntej ua cov phaj thiab cov blocks hauv lub sijhawm luv luv. official lub website:www.sdjbcmetal.com Email: jinbaichengmetal@gmail.com los yog WhatsApp ntawmhttps://wa.me/18854809715
Post lub sij hawm: Lub Xya hli ntuj-19-2023