AISI 431 ESR Stainless Hlau Round Bars
Qib AISI 431, DIN 1.4057 rau iav pwm tsim, cov khoom xa hauv prehardened lossis mos annealed xeev.
Deg tag: ntxhib peeled.
4 31 mod. qib tshwj xeeb, nws yog hom kev txhim kho los ntawm 1.4057.
ESR 431 hwm muab cov pwm lub neej ntev dua nrog nws cov qauv zoo ntxiv.
| Qib | C | Si | Mn | P | S | Cr | Ni | Mo | V |
| fwv 431 | 0.17 ~ 0.22 | 0.4 ~ 0.5 | 0.6 ~ 0.7 | 0.025 max. | 0.015 max. | 15.5 ~ 16.0 | 1.7 ~ 1.9 | 0.2 ~ 0.25 | 0.06 ~ 0.1 |
| dg431 ua | 0.20 ~ 0.25 | 0.25 ~ 0.35 | 0.8 ~ 0.9 | 0.025 max. | 0.015 max. | 15.5 ~ 16.0 | 1.8 ~ 1.9 | 0.3 ~ 0.35 | 0.05 ~ 0.1 |
| 431 yog ib lub siab chromium-tsawg npib tsib xee siab hardenability Martensitic stainless hlau nrog lub zog siab thiab zoo corrosion kuj, raws li feem ntau muab hardened thiab tempered nyob rau hauv tensile ntau yam 850 - 1000 Mpa (txog T) Brinell ntau yam 248 - 302.Characterised los ntawm corrosion kuj zoo heev nyob rau hauv dav atmospheric corrosive ib puag ncig, zoo tsis kam mus rau me me marine thiab industrial atmospheres, resistant rau ntau cov organic cov ntaub ntawv, nitric acid thiab roj av khoom ua ke nrog siab tensile thiab siab yield zog ntxiv rau zoo heev toughness nyob rau hauv lub hardened thiab tempered mob. 431 vim nws zoo heev hardenability muaj peev xwm ntawm hardened mus txog Rc44, nyob ntawm seb cov ntsiab lus carbon thiab seem loj. Cov seem me me tuaj yeem ua cua txias thiab cov seem loj roj quenched rau qhov siab tshaj plaws los ntawm hardness.Pre hardened thiab tempered 431 kuj yuav teb tau yooj yim rau nitriding ua tau raws li ib txwm nto hardness ntawm Rc65. Cov txheej txheem nitriding txawm li cas los txo qhov kev tiv thaiv corrosion thiab yog li tsis pom zoo feem ntau tsuas yog rau cov ntawv thov tseem ceeb uas qhov txiaj ntsig zoo dua tag nrho lwm yam kev xav. Siv dav rau cov khoom uas xav tau kev sib txuas ntawm lub zog tensile siab, zoo toughness thiab zoo corrosion resistant zog. Cov ntawv thov yog: Aircraft Parts and Components, Bolts thiab Ceev, Fasteners, Pump Shafts, Propellor Shafts, Studs, Valve Parts etc. Cov khoom sib nqus hauv txhua yam. |
| Xim Code | Tshuag Loj | |
| Ntshav (Bar kawg) |
STOCKED SIZES | 6.35-260mm txoj kab uas hla. |
| Bar tiav | ||
| Peeled, Cold Drawn Tig thiab Polished, thiab Nruab nrab tsis muaj av. |
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| Related Specifications | |
| Australia | AS 2837-1986 431 |
| Lub teb chaws Yelemees | W.Nr 1.4057 X20CrNi17 2 |
| Tebchaws Askiv | BS970 Tshooj3 1991 431S29 BS 970 - 1955 EN57 |
| Nyiv | JIS G4303 SuS 431 |
| Teb chaws USA | ASTM A 276-98b 431 SAE 51431 AISI 431 UNS S43100 |
| Tshuaj muaj pes tsawg leeg | |||||||||||
| Min. feem pua | Max feem pua | ||||||||||
| Cov pa roj carbon | 0.12 | 0.20 | |||||||||
| Silicon | 0 | 1.00 | |||||||||
| Manganese | 0 | 1.00 | |||||||||
| Nickel | 1.25 | 3.00 | |||||||||
| Chromium | 15.00 | 18.00 | |||||||||
| Phosphorous | 0 | 0.04 | |||||||||
| Sulfur | 0 | 0.03 | |||||||||
| * Cov pa roj carbon ntau tuaj yeem sib txawv heev * Nickel ntxiv yeem. |
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| Mechanical Property Requirements For Materials in the Annealed and Heat Treated - Condition T To AS 2837 - 1986 431 and BS970 Part3 1991 431S29 | |||||||||||
| Qhov xwm txheej | Annealed | *T | |||||||||
| Tensile zog Mpa | Min | 850 | |||||||||
| Max | 1000 | ||||||||||
| 0.2 feem pua Yield Strength Mpa | Min | 635 | |||||||||
| Elongation ntawm 5.65√S0 feem pua | Min | 11 | |||||||||
| Izod Impact Valua J mm | Min | 63 34 63 20 |
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| Hardness HB | Min | 248 | |||||||||
| Max | 277 | 302 | |||||||||
| * Cov khoom lag luam feem ntau nyob hauv qhov xwm txheej T. NB. Tshawb xyuas daim ntawv pov thawj zeb yog qhov tseem ceeb rau kev siv kawg. |
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| Cov cuab yeej siv cuab yeej cuab tam ntawm Chav Kub - * Hardened thiab Tempered rau qhov xwm txheej T | |||||||||||
| Tensile zog Mpa | 940 | ||||||||||
| 0.2 feem pua Yield Strength Mpa | 750 | ||||||||||
| Elongation hauv 50mm feem pua | 19 | ||||||||||
| Izod J | 65 | ||||||||||
| Hardness | HB | 280 | |||||||||
| Rc | 30 | ||||||||||
| * Hom Hardening Kub | 980oC - 1020oC | ||||||||||
| * Hom Tempering Kub | 640oC - 660oC | ||||||||||
| 590oC - 610oC | |||||||||||
| Cov cuab yeej cuab yeej cuab tam ntawm Chav Kub - Hardened Los ntawm Roj Quench ntawm 980oC thiab Tempered raws li qhia | |||||||||||
| Tempering KuboC | 250 | 370 | 480 | 590 | 650 | ||||||
| Tensile zog Mpa | 1370 | 1390 | 1410 | 980 | 920 | ||||||
| 0.2 feem pua Yield Strength Mpa | 1030 | 1130 | 1200 | 790 | 690 | ||||||
| Elongation hauv 50mm feem pua | 16 | 16 | 16 | 19 | 20 | ||||||
| Impact Charpy J | 54 | *34 | *16 | 65 | 70 | ||||||
| Hardness | HB | 410 | 420 | 425 | 295 | 270 | |||||
| Rc | 44 | 45 | 46 | 32 | 29 | ||||||
| Lub zog tensile siab thiab siab yield zog nrog me ntsis cuam tshuam cov khoom thaum tempered qis dua 370oC. Tshooj Loj 30mm * Ceeb toom poob rau hauv cov khoom cuam tshuam.Tempering nyob rau hauv thaj tsam 370oC - 565oC yuav tsum zam. |
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| Cov khoom kub siab | |||||||||||
| 431 qhia tau zoo tiv thaiv kev ntsuas hauv kev pabcuam txuas mus txog 700oC. Nws siv txawm li cas los xij ntawm qhov kub siab ua haujlwm no ua rau muaj kev poob qis hauv tensile lub zog thiab hardness, nrog rau kev nce ntxiv hauv ductility. | |||||||||||
| Cov cuab yeej cuab yeej cuab tam ntawm qhov kub siab, Hardened ntawm 1010oC thiab Tempered ntawm 30oC saum toj no ua haujlwm kub | |||||||||||
| Tempering KuboC | 510 | 570 | 620 | ||||||||
| Ua haujlwm kuboC | 480 | 540 | 590 | ||||||||
| Tensile zog Mpa | 1350 | 720 | 435 | ||||||||
| Elongation hauv 50mm feem pua | 15 | 20 | 26 | ||||||||
| Chav ntsuas kub Hardness tom qab kuaj | HB | 440 | 330 | 280 | |||||||
| Rc | 47 | 37 | 30 | ||||||||
| NB. Creep thiab kev ntxhov siab rupture lub zog kuj tseem txo qis ntawm cov kub ua haujlwm siab dua no. | |||||||||||
| Low Temperature Properties | |||||||||||
| 431 tsis pom zoo rau kev siv ntawm qhov kub-zero vim qhov poob qis hauv cov khoom cuam tshuam zoo ib yam nrog cov hlau feem ntau dua li hom austenitic steel. | |||||||||||
| Txias Khoov | |||||||||||
| Nyob rau hauv lub hardened thiab tempered raws li kev mob yuav nyuaj heev vim lub siab yield zog thiab feem ntau tsis pom zoo. | |||||||||||
| Kub Khoov | |||||||||||
| Nyob rau hauv lub hardened thiab tempered raws li cov khoom siv nws tsis pom zoo vim nws cuam tshuam rau cov neeg kho tshuab khoom nyob rau hauv lub tshav kub cuam tshuam cheeb tsam. | |||||||||||

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Cov duab
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Loj (mm)
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Hlau
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0.05-7.50
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Qws
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8-500
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Ribbon
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(0.05-0.35)*(0.5-6.0)
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Sawb
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(0.5-2.5)*(5-180)
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Chaw nyob: Sichuan Province, Suav teb
Cim npe nrov: Tuam Tshoj aisi 431 esr stainless hlau round bars manufacturers, lwm tus neeg, Hoobkas
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