Tuam Tshoj Professional Txias Rolled 30CrMo 42CrMo 4140 4130 Alloy Seamless Steel Yeeb Nkab / Tube

Peb yog cov chaw tsim khoom muaj kev paub.Yeej feem ntau los ntawm cov ntawv pov thawj tseem ceeb ntawm nws txoj kev lag luam rau Suav Cov Kws Tshaj Lij Txias Rolled 30CrMo 42CrMo 4140 4130 Alloy Seamless Steel Yeeb Nkab / Tube, Zoo siab txais tos cov koom haum txaus siab los koom tes nrog peb, peb glance rau pem hauv ntej kom tau txais txoj hauv kev ua haujlwm nrog cov koom haum thoob ntiaj teb rau kev sib koom ua ke kev loj hlob thiab kev sib koom ua tiav.
Peb yog cov chaw tsim khoom muaj kev paub.Wining feem ntau los ntawm cov ntawv pov thawj tseem ceeb ntawm nws txoj kev ua lag luam rauTuam Tshoj 30CrMo 42CrMo 4140 4130 Alloy Seamless Steel Yeeb Nkab / Tube, Peb cov neeg ua haujlwm muaj kev paub dhau los thiab kev cob qhia nruj me ntsis, nrog kev paub zoo, nrog lub zog thiab ib txwm hwm lawv cov neeg siv khoom raws li No. 1, thiab cog lus tias yuav ua lawv qhov zoo tshaj plaws los muab kev pabcuam zoo thiab tus kheej rau cov neeg siv khoom.Lub Tuam Txhab them nyiaj rau kev tswj hwm thiab txhim kho kev sib raug zoo nrog cov neeg siv khoom mus sij hawm ntev.Peb cog lus tias, raws li koj tus khub zoo tshaj plaws, peb yuav txhim kho lub neej yav tom ntej thiab txaus siab rau cov txiv hmab txiv ntoo uas txaus siab ua ke nrog koj, nrog rau kev mob siab rau, tsis muaj zog thiab lub siab xav mus tom ntej.

Nws tsis muaj qhov pom tseeb temper brittleness, me me deformation thaum lub sij hawm quenching, siab qaug zog txwv thiab ntau yam cuam tshuam tsis kam tom qab quenching thiab tempering kho.42CrMo alloy seamless yeeb nkab muaj kev cuam tshuam zoo ntawm qhov kub thiab txias thiab siab creep zog thiab endurance lub zog ntawm qhov kub thiab txias.Nto quenching tom qab quenching thiab tempering feem ntau yog siv los ua cov txheej txheem kho cua sov rau 42CrMo alloy seamless kav.

Cov hlau tshwj xeeb: 41Cr4, 25CrMo4, 30CrMo4, 34CrMo4, 42CrMo4

OD: 20-660mm WT: 2.3-100mm L: 5.8M, 6M, 11.8M, 12M lossis lwm yam ntev.

Daim ntawv thov: Machining, General engineering, crane caj npab, Bushes, thooj voos kheej kheej Ntau, Conveyor Rolls, Hollow Shafts, Hollow Parts thiab Cheebtsam, Ceev, Rings, thiab lwm yam

Daim ntawv thov ntawm 42CrMo alloy seamless yeeb nkab: cov hlau tshwj xeeb siv rau txuas hniav yog "42CrMo", cov hlau tshwj xeeb rau tsheb girders yog "42CrMo", thiab cov hlau tshwj xeeb rau cov hlab ntsha siab yog "42CrMo".Cov hlau zoo li no txhim kho cov khoom siv hluav taws xob ntawm cov hlau los ntawm kev kho cov pa roj carbon (c) cov ntsiab lus.Yog li, raws li cov ntsiab lus carbon, cov hlau no tuaj yeem muab faib ua: cov pa roj carbon tsawg - cov ntsiab lus carbon feem ntau tsawg dua 0.25%, xws li 10 thiab 20 steel;Cov pa roj carbon nruab nrab - cov ntsiab lus carbon feem ntau ntawm 0.25 thiab 0.60%, xws li 35 thiab 45 steel;High carbon steel - cov ntsiab lus carbon feem ntau ntau dua 0.60%.Hom hlau no feem ntau tsis siv los ua cov kav hlau.

Daim ntawv thov
Haum rau kev ua cov yas pwm loj thiab nruab nrab uas xav tau qee lub zog thiab toughness.

Tolerances ntawm Length:
Thaum Length sib npaug 6000mm, Tolerances 0/+10
Thaum 6 000 < L = 12 000, Tolerances 0/+15
Thaum> 12 000, Tolerances 0/+ los ntawm kev pom zoo
Cov txheej txheem specification thiab lub cev muaj zog ntawm 42CrMo steel yeeb nkab
42CrMo steel yeeb nkab, carbon cov ntsiab lus: 0.38 ~ 0.45%, silicon: 0.17 ~ 0.37%, manganese: 0.50 ~ 0.80%.

42CrMo steel yeeb nkab belongs rau ultra-siab zog steel, nrog lub zog siab thiab toughness, zoo hardenability, tsis pom tseeb tempering brittleness, siab qaug zog txwv thiab ntau yam cuam tshuam tsis kam tom qab quenching thiab tempering kev kho mob, thiab zoo low-temperature cuam tshuam toughness.

Cov hlau yog tsim rau kev tsim cov yas pwm loj thiab nruab nrab uas xav tau qee lub zog thiab toughness.Nws cov koom haum thoob ntiaj teb tus qauv hom: 42CrMo4 sib haum rau Japanese hom: scm440 sib haum rau German hom: 42CrMo4 kwv yees sib haum rau American hom: 4140 tus yam ntxwv thiab Scope ntawm daim ntawv thov: siab zog, hardenability, zoo toughness, me me deformation thaum quenching, siab creep zog thiab endurance lub zog ntawm qhov kub thiab txias.Nws yog siv los tsim cov forgings nrog lub zog siab dua thiab loj dua quenching thiab tempering hla ntu tshaj 35CrMo steel, xws li cov iav loj rau kev sib tsoo, kev sib kis ntawm supercharger, rear qag, txuas pas nrig thiab lub caij nplooj ntoos hlav clamp nrog kev thauj khoom zoo, laum yeeb nkab sib koom thiab nuv ntses cuab tam rau cov roj tob tob hauv qab 2000m, thiab pwm rau dabtsi yog khoov tshuab.

Sulfur s: tso cai cov ntsiab lus seem ≤ 0.035%

Phosphorus P: tso cai cov ntsiab lus seem ≤ 0.035%

Chromium (CR): 0.90 ~ 1.20%

Nickel Ni: tso cai cov ntsiab lus seem ≤ 0.030%

Copper Cu: tso cai cov ntsiab lus seem ≤ 0.030%

Molybdenum (MO): 0.15 ~ 0.25%

Tso cai kev ntxhov siab ntawm 42CrMo

42CrMo tso cai rau kev ntxhov siab 186 ~ 310 / MPa, yield point 930 σ S / MPa, 42CrMo muaj lub zog siab, hardenability, zoo toughness, me me deformation thaum quenching, thiab siab creep zog thiab endurance lub zog ntawm qhov kub thiab txias.42CrMo steel yeeb nkab yog siv los tsim cov forgings uas muaj zog dua thiab loj dua quenched thiab tempered seem tshaj 35CrMo steel.

1) Qhov ntsuas kub tseem ceeb (kwv yees): AC1 = 730 ° C, AC3 = 800 ° C, Ms = 310 ° C.

2) Linear expansion coefficient: kub 20 ~ 100 ° C / 20 ~ 200 ° C / 20 ~ 300 ° C / 20 ~ 400 ° C / 20 ~ 500 ° C / 20 ~ 600 ° C, linear expansion coefficient: 11.1 × 10K 12.1 × 10K / 12.9 × 10K / 13.5 × 10K / 13.9 × 10K14.1 × 10K.

3) Elastic modulus: kub 20 ° C / 300 ° C / 400 ° C / 500 ° C / 600 ° C, elastic modulus 210000mpa / 185000mpa / 175000mpa / 165000mpa / 15500mpa

Kub ua hauj lwm specification
Cov cua kub kub yog 1150 ~ 1200 ° C, qhov pib kub yog 1130 ~ 1180 ° C, thiab qhov kawg kub yog> 850 ° C, φ> 50mm, txias txias.

Normalizing specification
Lub normalizing kub yog 850 ~ 900 ° C, thiab lub cub tawg yog txias los ntawm huab cua.

Kub kub tempering specification
Lub tempering kub yog 680 ~ 700 ° C, thiab lub cub tawg yog txias los ntawm huab cua.

Quenching thiab tempering specifications
Preheating kub 680 ~ 700 ° C, quenching kub 840 ~ 880 ° C, roj txias, tempering kub 580 ° C, dej txias los yog roj txias, hardness ≤ 217hbw.

Specification rau subcritical strengthening thiab toughening
quenching kub 900 ° C, tempering kub 560 ° C, hardness (37 ± 1) HRC

Specification rau induction quenching thiab tempering
quenching kub 900 ° C, tempering kub 150 ~ 180 ° C, hardness 54 ~ 60HRC.

Kub ua hauj lwm specification
Cov cua kub kub yog 1150 ~ 1200 ° C, qhov pib kub yog 1130 ~ 1180 ° C, thiab qhov kawg kub yog> 850 ° C, φ> 50mm, txias txias.

Normalizing specification
Lub normalizing kub yog 850 ~ 900 ° C, thiab lub cub tawg yog txias los ntawm huab cua.

Kub kub tempering specification
Lub tempering kub yog 680 ~ 700 ° C, thiab lub cub tawg yog txias los ntawm huab cua.

Quenching thiab tempering specifications
Preheating kub 680 ~ 700 ° C, quenching kub 840 ~ 880 ° C, roj txias, tempering kub 580 ° C, dej txias los yog roj txias, hardness ≤ 217hbw.

Specification rau subcritical strengthening thiab toughening
quenching kub 900 ° C, tempering kub 560 ° C, hardness (37 ± 1) HRC

Specification rau induction quenching thiab tempering
quenching kub 900 ° C, tempering kub 150 ~ 180 ° C, hardness 54 ~ 60HRC.

Peb yog cov chaw tsim khoom muaj kev paub.Yeej feem ntau los ntawm cov ntawv pov thawj tseem ceeb ntawm nws txoj kev lag luam rau Suav Cov Kws Tshaj Lij Txias Rolled 30CrMo 42CrMo 4140 4130 Alloy Seamless Steel Yeeb Nkab / Tube, Zoo siab txais tos cov koom haum txaus siab los koom tes nrog peb, peb glance rau pem hauv ntej kom tau txais txoj hauv kev ua haujlwm nrog cov koom haum thoob ntiaj teb rau kev sib koom ua ke kev loj hlob thiab kev sib koom ua tiav.
Tuam Tshoj Professional Tuam Tshoj Steel Yeeb Nkab thiab Seamless Steel Tube, Peb cov neeg ua haujlwm muaj kev paub dhau los thiab kev cob qhia nruj me ntsis, nrog kev paub zoo, nrog lub zog thiab ib txwm hwm lawv cov neeg siv khoom raws li No 1, thiab cog lus tias yuav ua lawv qhov zoo tshaj plaws los muab kev pabcuam zoo thiab tus kheej. rau cov neeg siv khoom.Lub Tuam Txhab them nyiaj rau kev tswj hwm thiab txhim kho kev sib raug zoo nrog cov neeg siv khoom mus sij hawm ntev.Peb cog lus tias, raws li koj tus khub zoo tshaj plaws, peb yuav txhim kho lub neej yav tom ntej thiab txaus siab rau cov txiv hmab txiv ntoo uas txaus siab ua ke nrog koj, nrog rau kev mob siab rau, tsis muaj zog thiab lub siab xav mus tom ntej.