HSla S420N S420NL Tsawg Alloy Lub Zog Lub Zog Lub Zog Hlau Phaj
Cov Khoom Qhia Ntawm Nov yog cov ncauj lus kom ntxaws txog HSla S420N thiab S420N thiab S420N thiab S420N thiab S420N thiab S420N thiab Weldable Zoo - lis cov qauv qauv ...
Hauj lwm lawm
Cov khoom lag luam
Nov yog cov ncauj lus kom ntxaws ntxaws txog HSLA S420N thiab S420NL Tsawg - Alloy Siab - Lub Zog Hlau Phiaj:
1. Txheem thiab kev faib tawm1
Lub hom phiaj: Ob S420N thiab S420NL ua raws li lub en {2}} qauv, uas cuam tshuam rau kub - lis cov qauv vaj huam sib luag hauv qhov qub lossis noredate.
Kev sib faib: Lawv zwm rau qeb ntawm Low - Alloy High - lub zog cov qauv qauv, tsim los siv tshwj xeeb ntawm cov qauv welded.
2. Tshuaj lom neeg sib xyaw
Cov hauv qab no yog cov ntsiab lus siab tshaj plaws ntawm cov ntsiab lus tseem ceeb (hauv%):
| Lub ntsiab | S420N | S420NL |
|---|---|---|
| C | 0.20 | 0.20 |
| Si | 0.60 | 0.60 |
| Mn | 1.00 - 1.70 | 1.00 - 1.70 |
| P | 0.030 | 0.025 |
| S | 0.025 | 0.020 |
| N | 0.025 | 0.025 |
| Al (Tag Nrho) | 0.020 | 0.020 |
| CU | 0.55 | 0.55 |
| Cr | 0.30 | 0.30 |
| Ni | 0.80 | 0.80 |
| Mo | 0.10 | 0.10 |
| Nb | 0.050 | 0.050 |
| V | 0.20 | 0.20 |
| Ti | 0.05 | 0.05 |
| Ceq (rau thickness tsawg dua los yog sib npaug rau 63 hli) | 0.48 | 0.48 |
| Ceq (rau thickness 63 - 80 mm) | 0.50 | 0.50 |
3. Cov Khoom Siv Kho Tshuab4
| Ntiag tug | Cov ntsiab lus |
|---|---|
| Pepras Zog Rov Qab (Mpa) | Rau s420n thiab s420NL, tsawg kawg vim lub zog muaj zog sib txawv nrog cov tuab. Piv txwv li, rau tuab txog li 16 hli, nws yog 420 mpa; Rau 16 - 40 hli, nws yog 400 mpa; Rau 40 - 63 hli, nws yog 390 MPa; rau 63 - 80 hli, nws yog 370 MPA; Rau 80 - 100 hli, nws yog 360 mpa; rau 100 - 150 mm, nws yog 340 mpa; Thiab rau 150 - 200 hli, nws yog 330 MPa. |
| Lub zog tensile RM (MPA) | Rau s420n thiab s420nl, thaum lub tuab yog nce mus txog 100 mm, nws yog {{}} mpa; Rau 100 - 200 mm, nws yog 500 - 650 mpa. |
| Elongation a (%) | Rau S420N thiab S420NL, thaum lub tuab yog txog li 16 hli, qhov tsawg kawg nkaus elongation yog 19%; rau 16 - 40 hli, nws yog 19%; Rau 40 - 63 hli, nws yog 19%; rau 63 - 80 hli, nws yog 18%; Thiab rau 80 - 200 hli, nws yog 18%. |
| Kev Cuam Tshuam Lub Zog | Rau S420NL, qhov cuam tshuam lub zog ntawm - 20 degree ntau dua lossis sib npaug ntawm 27 J. Qhov kev cuam tshuam ntawm qhov kub thiab txias, thiab nws cov kev cuam tshuam nrog qhov ntsuas kub. |
Vim li cas thiaj xaiv peb?
Peb zoo siab rau peb lub peev xwm muab cov kev daws teeb meem rau peb cov neeg siv khoom xav tau.
Peb tshawb xyuas thiab muab cov khoom lag luam piv thiab cov txheej txheem txheej txheem tam sim no ntawm peb HSla S420n S420n S420NL Tsawg Alloy Lub Zog Lub Zog Hlau thiab cov txheej txheem.
Peb cov neeg muas zaub ntseeg peb kom xa cov khoom lag luam zoo-rolled steel rau lub sijhawm thiab hauv pob nyiaj siv.
Peb nruj me ntsis siv cov kev pab sov thiab muaj kev txawj xav tom qab kev txhim kho ntawm kev coj ua zoo.
Peb muab cov khoom txias txias ntawm cov qauv yas kom sib ntsib ntau tus neeg yuav khoom.
Peb ua raws li cov qhua tuaj noj mov-centric thiab cov khoom lag luam uas yog cov neeg siv khoom uas muaj kev ntseeg siab thiab cov kev pabcuam zoo.
Peb lub Hoobkas tau cog lus los txhawb cov qauv siab tshaj plaws ntawm kev nyab xeeb thiab kev ua tau zoo.
Txhua tus neeg ua haujlwm ntawm peb lub tuam txhab thiab txhua lub tsev ua haujlwm ua haujlwm ua ke los ua haujlwm ua lag luam, kev kawm txuj ci thiab kev kawm paub tseeb.
Peb cov khoom txias-rolled steel yog paub rau lawv cov kev ntseeg siab thiab kev ntseeg tau.
Cia siab rau cov kev mob siab tshaj thiab muaj zog ntawm cov pawg ntau lawm, peb muaj peev xwm ua tau raws li cov kev xav tau ntawm peb cov neeg siv khoom.
Cim npe nrov: HSla S420N S420NL Tsawg Alloy High zog Steel Phaj, Tuam Tshoj HSla S420NL Tsawg Alloy Lub Zog Lub Zog Hlau Khoom Siv Khoom Siv Hlau, Hoobkas
