1.4568 khoom sib npaug
Tso lus
Dab tsi yog en 1.4568 khoom?
EN 1.4568 yog nag lossis daus-cov hlau tsis muaj zog, tseem hu ua X7CrNiAl17-7, 17-7 PH®, lossis AISI 631 (UNS S17700), muab lub zog zoo heev, qaug zog tiv thaiv, thiab corrosion kuj, feem ntau siv hauv aerospace thiab caij nplooj ntoos hlav siv rau kev kho cua sov. Nws yog tus cwj pwm los ntawm chromium, npib tsib xee, thiab txhuas cov ntsiab lus, tso cai rau lub zog siab hauv cov xwm txheej zoo li CH900 (hnub nyoog-hardened) thaum khaws cia zoo formability hauv lub xeev annealed.
1.4568 cov khoom sib npaug yog dab tsi?
Khoom siv 1.4568 yog European tus qauv tsim rau nag lossis daus- hardening stainless hlau qib hu ua 17-7 PH (los yog AISI 631, UNS S17700), tus yam ntxwv los ntawm lub zog siab, zoo qaug zog, thiab zoo heev corrosion kuj tom qab kev kho cua sov, nrog rau qhov sib npaug tseem ceeb yog siv rau lub caij nplooj ntoos hlav, 17-XCrN feem ntau yog siv los ntawm cov khoom siv hluav taws xob. cov khoom siv ua haujlwm siab uas lub zog thiab kav ntev yog qhov tseem ceeb.
| Standard System | Lub npe |
|---|---|
| UNS | S17700 |
| AISI/SAE | 631 |
| EN/DIN | 1.4568 |
| EN npe | X7CrNiAl17-7 |
17-7PH, 631, X7CRNIAL17-7, UNS S17700, 1.4568 Stainless hlau - Tshuaj muaj pes tsawg leeg (qhov hnyav feem pua)
| Qib | Tshuaj muaj pes tsawg leeg WT% | |||||||
|---|---|---|---|---|---|---|---|---|
| C (Max) | Mn (Max) | Si (Max) | P (Max) | S (Max) | Cr | Ni | Al | |
| 17-7 PHN | 0.09 | 1.0 | 0.5 | 0.025 | 0.025 | 16.00 – 17.25 | 6.50 – 7.75 | 0.75 – 1.25 |
| S17700: AMS 5529/5528 AMS 5644 AMS 5678 | 0.09 | 1.0 | 1.0 | 0.040 | 0.030 | 16.0 – 18.0 | 6.5 – 7.7 | 0.75 – 1.50 |
| X7CrNiAl17-7, 1.4568 | 0.09 | 1.0 | 0.7 | 0.040 | 0.015 | 16.0 – 18.0 | 6.5 – 8.3 | 0.7 – 1.5 |
| TIAB SA 631 | 0.09 | 1.0 | 1.0 | 0.040 | 0.030 | 16.00 – 18.00 | 6.50 – 7.75 | 0.75 – 1.50 |
Lub cev muaj zog
| Khoom | Tus nqi |
|---|---|
| Qhov ntom | 7.8 g/cm³ (0.282 lb/in³) |
| Modulus ntawm Elasticity ntawm 20 degree | 200 GPa (29 × 10⁶ psi) |
| Modulus ntawm Rigidity | 75 GPa (11 × 10⁶ psi) |
| Hluav taws xob tiv taus ntawm 20 degree | 0.8 Ω·mm² / m (80 microhm -cm) |
| Thermal conductivity ntawm 20 degree | 16 W/m·K (9.5 Btu·ft/hr·ft²·° F) |
| Coefficient ntawm Thermal Expansion (20-100 degree) | 15.5 × 10⁻⁶ / K (8.5 × 10⁻⁶ /℃F) |
| Tshwj xeeb kub muaj peev xwm ntawm 20 degree | 500 J/kg·K (0.12 Btu/lb·℃F) |
| Sib nqus Permeability (Annealed Condition) | 1.4-3.6 (Weakly Ferromagnetic) |
Mechanical zog ntawm 17-7PH, 631, X7CRNIAL17-7, UNS S17700, thiab 1.4568 stainless hlau
| Qhov xwm txheej | Qhov kawg Tensile Strength, MPa (ksi) | 0.2% Tawm Zog, MPa (ksi) | Elongation hauv 50mm (2 "),% | Hardness |
|---|---|---|---|---|
| Annealed (Condition A) | 900-1100 (130) | 280 feeb (40) | 35 | B85 |
| TIAB SA 1050 | 1345 (195) | 1205 (175) | 8 | C42 |
| RH950 | 1550 (225) | 1380 (200) | 7 | C47 |
| Ua haujlwm txias (Cd) | 1620 (235) | 1517 (220) | 6 | C48 |
| TSI 900 | 1827 (265) | 1793 (260) | 2 | C49 |
1.4568 Lub hardness ntawm stainless hlau yog dab tsi?
Lub hardness ntawm 1.4568 stainless hlau (martensitic nag lossis daus- qib hardening) feem ntau yog li ntawm 28-35 HRC hauv cov tshuaj-annealed mob thiab tuaj yeem ncav cuag 40-45 HRC tom qab kev laus kho, nyob ntawm qhov kev kho cua sov.
1.4568 khoom Nws puas yog hlau nplaum?
Yog lawm, 1.4568 stainless hlau yog hlau nplaum vim nws martensitic microstructure, thiab nws tseem sib nqus tom qab kev kho cua sov thiab machining.
Machinability ntawm 1.4568 stainless hlau
1.4568 stainless hlau muaj kev ua haujlwm zoo hauv kev daws teeb meem -annealed mob, nrog kev ua haujlwm tau zoo nyob ntawm kwv yees li 60-70% ntawm cov dawb- txiav cov pa roj carbon steel, tab sis machining yuav nyuaj dua tom qab nag lossis daus hardening.
Dab tsi yog qhov txawv ntawm 1.4568 thiab 1.4542 stainless hlau?
Qhov sib txawv tseem ceeb ntawm 1.4568 thiab 1.4542 (17{6}}4PH) stainless hlau yog tias 1.4568 muab siab dua toughness thiab zoo corrosion kuj, thaum 1.4542 muaj zog dua thiab hardness tom qab laus, ua rau 1.4542 nyiam rau high-load structural daim ntaub ntawv.
Yog tias koj muaj qhov yuav tsum tau ua rau 17-7PH lossis 631 stainless hlau tuav, thov koj xav tso qhov kev txiav txim. GNEE muaj cov khoom muag loj ntawm cov khoom nrov rau koj xaiv. Nws tuaj yeem ua tiav rau hauv ntau hom khoom siv, nrog rau daim hlau, coils, raj, tuav, xov hlau, thiab lwm yam. Rau cov ncauj lus kom ntxaws txog cov tshuaj lom neeg thiab cov qauv dawb, thov hu rau peb lub Hoobkas tam sim ntawd. Peb muab cov nqi sib tw thiab kev pabcuam zoo heev.
Phaj thiab Ntawv
| Daim ntawv khoom | Thickness | Dav | Ntev |
|---|---|---|---|
| Phaj | 4.0mm-50mm (0.157 "- 2") | Txog li 2,000 hli (78 ") | Txog li 6,000 hli (236 ") |
| Daim ntawv | 0.5 hli-4.0 hli (0.020 "- 0.157") | Mus txog 1,250 mm (49 ") | Txog li 4,000 hli (157 ″) lossis daim ntawv coil |
| Sawb | 0.1 hli - 3.0 hli (0.004 "- 0.118") | Txog li 600mm (24 ") | Coil daim ntawv los yog txiav lengths |
Bar thiab Rod
| Daim ntawv khoom | Txoj kab uas hla / Dimension | Ntev |
|---|---|---|
| Round Bar | 3mm-200mm (0.118 "- 8") | Txog li 6,000 hli (236 ") |
| Pav ca Bar | Thickness: 3mm-50mm (0.118 "- 2") Dav: 10mm - 200mm (0.394 "- 8") |
Txog li 6,000 hli (236 ") |
| Hlau | 0.1 hli - 12 hli (0.004 "- 0.472") | Coil daim ntawv los yog txiav lengths |
Tube thiab yeeb nkab
| Daim ntawv khoom | Sab nraud txoj kab uas hla | Phab ntsa Thickness | Ntev |
|---|---|---|---|
| Welded Tubing | 3mm-200mm (0.118 "- 8") | 0.1 hli-5 hli (0.004 "- 0.197") | Txog li 6,000 hli (236 ") |
| Miniature Tubing | 0.4 hli - 5 hli (0.016 "- 0.197") | 0.05mm - 0.5 hli (0.002 "- 0.020") | Txog li 6,000 hli (236 ") |
