17-4PH/UNS S17400 Bakin Karfe Manufacturer
Samfuran Samfura
Bututu mara nauyi, Faranti, Sanda, Forgings, Fasteners, Kayan aikin bututu.
Ka'idojin samarwa
| Samfura | ASTM |
| Bars, tube da bayanan martaba | 564, A 484 |
| Plate, Sheet da Strip | 693, A 480 |
| Forgings | 705, A 484 |
Haɗin Sinadari
| % | Fe | Cr | Ni | P | S | Cu | Nb+Ta | Si | C |
| Min | daidaitawa | 15.5 | 3.0 |
|
| 3.0 | 0.15 |
|
|
| Max | 175 | 5.0 | 0.04 | 0.03 | 5.0 | 0.45 | 1.00 | 0.07 |
Abubuwan Jiki
| Yawan yawa | 7.75 g/cm 3 |
| Narkewa | 1404-1440 ℃ |
17-4PH Abubuwan Abubuwan Kayayyakin
17-4PH shine chromium-nickel-Copper hazo hardening martensitic bakin karfe.Wannan sa na bakin karfe yana da kaddarorin kamar babban ƙarfi, taurin da juriya na lalata.Bayan maganin zafi, kayan aikin injiniya na samfurin sun fi cikakke, kuma ƙarfin matsawa zai iya kaiwa 1100-1300MPa (160-190ksi).Ba za a iya amfani da wannan darajar a yanayin zafi sama da 300°C (572°F) ko ƙasa da ƙasa ba.Yana da kyau juriya na lalata yanayi da tsarma acid ko gishiri.Its juriya na lalata yana kama da 304. Magnetic.
17-4PH Kayayyakin Injini
1.Tensile ƙarfi σb (MPa): tsufa a 480 ℃, ≥1310;tsufa a 550 ℃, ≥1060;tsufa a 580 ℃, ≥1000;tsufa a 620 ℃, ≥930
2.Conditional yawan amfanin ƙasa σ0.2 (MPa): tsufa a 480 ℃, ≥1180;tsufa a 550 ℃, ≥1000;tsufa a 580 ℃, ≥865;tsufa a 620 ℃, ≥725
3.Elongation δ5 (%): tsufa a 480 ℃, ≥10;tsufa a 550 ℃, ≥12;tsufa a 580 ℃, ≥13;tsufa a 620 ℃, ≥16
4.Area shrinkage ψ (%): tsufa a 480 ℃, ≥40;tsufa a 550 ℃, ≥45;tsufa a 580 ℃, ≥45;tsufa a 620 ℃, ≥50
5.Hardness: m bayani, ≤363HB da ≤38HRC;480 ℃ tsufa, ≥375HB da ≥40HRC;550 ℃ tsufa, ≥331HB da ≥35HRC;580 ℃ tsufa, ≥302HB da ≥31HRC;620 ℃ tsufa, ≥277HB da ≥28HRC
17-4PH Yankunan Aikace-aikacen Abu
1.Offshore dandamali, helidecks, sauran dandamali
2. masana'antar abinci
3.Pulp da takarda masana'antu
4. Aerospace (turbine ruwan wukake)
5.bangaren injina
6.Gwargwadon sharar nukiliya
