17-4PH/UNS S17400 Faumea Umea
Oloa Avanoa
Fa'a'au fa'alava, Papatusi, To'oto'o, Fa'amau, Fa'amau, Mea Fa'apipi'i.
Tulaga Fa'atonu
| Oloa | ASTM |
| Pa, fasipepa ma talaaga otooto | A 564, A 484 |
| Papatusi, Pepa ma Fa'ailoga | A 693, A 480 |
| Fa'ailoga | A 705, A 484 |
Fa'asu'esu'ega o vaila'au
| % | Fe | Cr | Ni | P | S | Cu | Nb+Ta | Si | C |
| Min | paleni | 15.5 | 3.0 |
|
| 3.0 | 0.15 |
|
|
| Max | 175 | 5.0 | 0.04 | 0.03 | 5.0 | 0.45 | 1.00 | 0.07 |
Meatotino Faaletino
| Malosi | 7.75 g/cm3 |
| liusuavai | 1404-1440 ℃ |
17-4PH Meatotino Meatotino
17-4PH o se chromium-nickel-copper precipitation hardening martensitic uamea stainless.O lenei vasega o u'amea u'amea ei ai meatotino e pei o le malosi maualuga, maaa ma corrosion tetee.A maeʻa togafitiga vevela, o mea faʻainisinia o le oloa e sili atu ona atoatoa, ma o le malosi faʻamalosi e mafai ona oʻo atu i le maualuga o le 1100-1300MPa (160-190ksi).O lenei vasega e le mafai ona fa'aoga i le vevela e maualuga atu nai lo le 300°C (572°F) pe maualalo tele.O lo'o i ai le fa'afefeteina lelei i le ea ma fa'amalulu fa'ama'i po'o masima.O lona tete'e o le corrosion e fa'atusatusa i le 304. Magnetic.
17-4PH Meatotino Fa'ainisinia
1.Tensile malosi σb (MPa): matua i le 480 ℃, ≥1310;matua i le 550 ℃, ≥1060;matua i le 580 ℃, ≥1000;matua i le 620 ℃, ≥930
2. Fa'atonuga malosi σ0.2 (MPa): matua i le 480 ℃, ≥1180;matua i le 550 ℃, ≥1000;matua i le 580 ℃, ≥865;matua i le 620 ℃, ≥725
3.Elongation δ5 (%): matua i le 480 ℃, ≥10;matua i le 550 ℃, ≥12;matua i le 580 ℃, ≥13;matua i le 620 ℃, ≥16
4.Area fa'aitiitiga ψ (%): matua i le 480 ℃, ≥40;matua i le 550 ℃, ≥45;matua i le 580 ℃, ≥45;matua i le 620 ℃, ≥50
5.Maaa: fofo mausali, ≤363HB ma ≤38HRC;480 ℃ matua, ≥375HB ma ≥40HRC;550 ℃ matua, ≥331HB ma ≥35HRC;580 ℃ matua, ≥302HB ma ≥31HRC;620 ℃ matua, ≥277HB ma ≥28HRC
17-4PH Mea Fa'aaogā Vaega
1. Offshore platforms, helidecks, isi tulaga
2. alamanuia taumafa
3.Pulp ma pepa pisinisi
4.Aerospace (lau uila)
5. vaega fa'ainisinia
6. paelo otaota faaniukilia
