Dab tsi yog qhov txawv ntawm 1.4016 thiab 1.4021?
Tso lus
1.4016 thiab 1.4021 yog qib ferritic stainless hlau, tab sis lawv muaj qee qhov sib txawv tseem ceeb uas ua rau lawv haum rau cov kev lag luam sib txawv . 1.4016 (SUS430) yog dav siv rau cov hom phiaj dav dav, thaum 1.4021 (SUS420) zoo dua rau cov ntawv thov kom muaj zog dua thiab hnav tsis kam.
Kab lus no yuav tshawb txog qhov sib txawv tseem ceeb ntawm 1.4016 thiab 1.4021, tsom rau lawv cov tshuaj lom neeg muaj pes tsawg leeg, cov khoom siv kho tshuab, kev tiv thaiv corrosion, thiab kev siv ntau.
Qib 1.4016 sib npaug li cas?
Qib 1.4016 (X6Cr17) yog European tsim rau hom AISI 430 stainless hlau, ib hom hlau nplaum, ferritic paub txog kev zoo corrosion, formability, thiab siv nyob rau hauv cov khoom siv, zoo nkauj trim, thiab automotive qhov chaw, nrog sib npaug xws li JIS SUS430, UNS S47AFOR8, thiab lwm yam. 4 30s17.
Cov khoom siv twg yog 1.4021 sib npaug?
Cov khoom siv 1.4021 (X20Cr13) yog martensitic stainless hlau, nrog qhov sib npaug tseem ceeb yog AISI 420 (USA), UNS S42000, BS 420S37 (UK), thiab JIS SUS420J1 (Nyiv), txhua qhov sib koom ua ke zoo sib xws thiab cov khoom siv rau cov ntawv thov xav tau zoo li kev kho cua sov thiab cov khoom siv tawv tawv, polishing.
1.4016 vs 1.4021 Stainless hlau: Tshuaj muaj pes tsawg leeg
| Element | 1.4016 (SUS430) | 1.4021 (SUS420) |
|---|---|---|
| Cov pa roj carbon (C) | Tsawg dua lossis sib npaug li 0.12% | Tsawg dua lossis sib npaug li 0.15% |
| Chromium (Cr) | 16.0 – 18.0% | 12.0 – 14.0% |
| Nickel (Ni) | Tsawg dua lossis sib npaug li 0.75% | Tsawg dua lossis sib npaug li 0.60% |
| Manganese (Mn) | Tsawg dua lossis sib npaug li 1.0% | 0.60% max |
| Silicon (Si) | 1.0% max | 1.0% max |
| Phosphorus (P) | Tsawg dua lossis sib npaug li 0.04% | Tsawg dua lossis sib npaug li 0.04% |
| Sulfur (S) | Tsawg dua lossis sib npaug li 0.03% | Tsawg dua lossis sib npaug li 0.03% |
1.4016 vs 1.4021 Stainless hlau: Mechanical Properties
| Khoom | 1.4016 (SUS430) | 1.4021 (SUS420) |
|---|---|---|
| Tensile zog | 480 - 680 MPa (70 - 98 ksi) | 600 - 750 MPa (87 - 109 ksi) |
| Yield zog | 275 MPa (40 ksi) | 400 - 550 MPa (58 - 80 ksi) |
| Elongation (hauv 50mm) | Ntau dua lossis sib npaug li 20% | Ntau dua lossis sib npaug li 12% |
| Hardness (HB) | 160 - 200 HB | 200 - 250 HB |
| Modulus ntawm Elasticity | 200 GPa (29 x 10^6 ksi) | 200 GPa (29 x 10^6 ksi) |
| Poisson tus ratio | 0.3 | 0.3 |
1.4016 vs 1.4021 Stainless hlau: Qhov tseem ceeb sib txawv
Qhov sib txawv tseem ceeb nyob rau hauv lawv cov khoom: 1.4016 (AISI 430/X6Cr17) yog qis- carbon ferritic stainless hlau nrog zoo corrosion kuj thiab formability; thaum 1.4021 (AISI 420/X20Cr13) yog siab -carbon martensitic stainless hlau, uas muaj siab hardness thiab lub zog tom qab kev kho cua sov, tab sis tsis zoo corrosion kuj nyob rau hauv lub hardened lub xeev. Yog li ntawd, 1.4016 yog qhov tsim nyog rau kev siv xws li cov khoom siv hauv chav ua noj thiab kev kho vaj tse, thaum 1.4021 yog siv rau cov khoom uas xav tau cov npoo ntse, xws li cov cuab yeej phais thiab riam.
1.4016 vs 1.4021 Stainless hlau: Corrosion Resistance
| Khoom siv | Corrosion Resistance |
|---|---|
| 1.4016 (SUS430) | Zoo rau qhov chaw me me, tab sis tsis tshua muaj chloride thiab acidic tej yam kev mob. |
| 1.4021 (SUS420) | Kev tiv thaiv corrosion tsis zoo, zoo dua li cov pa roj carbon steel, tab sis tsis haum rau cov cheeb tsam uas muaj corrosive zoo li SUS304 lossis SUS316. |
Nco tseg:Thaum 1.4016 muaj qhov zoo dua corrosion kuj piv rau 1.4021, 1.4021 excels nyob rau hauv daim ntawv thov uas hardness thiab hnav tsis kam yog ib qho tseem ceeb, txawm tias nws muaj me ntsis corrosion kuj dua 1.4016.
1.4016 vs 1.4021 Stainless hlau: Hardness
1.4021 yog qhov nyuaj dua li 1.4016 vim tias nws yog cov hlau martensitic uas hardens nrog kev kho cua sov (txog ~ 46-52 HRC), muab kev puas tsuaj siab, thaum 1.4016 (AISI 430) yog cov hlau tsis muaj zog ferritic steel, paub txog qhov zoo formability nrog HRC softer thiab softer 0. tej yam kev mob.
1.4016 vs 1.4021 Stainless hlau: Daim ntawv thov
1.4016 (AISI 430) yog ferritic stainless hlau nrog zoo formability, siv rau cov hniav trim, chav ua noj dab dej, thiab nws pib qhov chaw, thaum 1.4021 (AISI 420) yog ib tug martensitic steel muab siab hardness, ua rau nws zoo tagnrho rau riam, phais cov cuab yeej, thiab twj tso kua mis shafts qhov tseem ceeb tshaj corrosion kuj.
Yog tias koj muaj qhov project xav tau rau 1.4016 lossis 1.4021 stainless hlau, thov koj xav tso qhov kev txiav txim. GNEE muaj cov khoom muag loj ntawm cov khoom nrov rau koj xaiv. Cov no tuaj yeem ua tiav rau hauv ntau yam khoom siv, nrog rau cov phaj, coils, kav, tuav, thiab xaim. Rau cov ncauj lus kom ntxaws tshuaj muaj pes tsawg leeg thiab kuaj dawb, thov hu rau peb lub Hoobkas tam sim ntawd. Peb muab cov nqi sib tw thiab kev pabcuam zoo heev.
