Pịnye 321 (UNS S32100) na eriri igwe
Nkọwa
Ụdị 321 bụ titanium kwụsiri ike chromium nickel austenitic igwe anaghị agba nchara nwere nguzogide corrosion yiri 304/304L.A na-ejikarị ọkwa a na okpomọkụ 800-1500˚F ebe a na-eme ka ọ kwụsie ike megide ọdịda chromium carbide site na mgbakwunye titanium, nke na-ebute ọdịda nke titanium carbide.Ụdị 321 nwere ezigbo nguzogide corrosion intergranular mgbe ekpughere ya na oke okpomọkụ a, ọkwa a na-eguzogide oxidation ruo 1500˚F ma nwee ihe mgbawa dị elu na nrụgide nrụgide karịa 304/304L.Ọ nwekwara ezigbo okpomọkụ siri ike na ọ bụghị magnetik na ọnọdụ annealed.
321 igwe anaghị agba nchara tubing
Ngwakọta kemịkalụ
Ihe mejupụtara kemịkalụ (wt%) dị ka akọwapụtara na ASTM A240 na ASME SA240*.
| Ihe | 321 |
| Carbon | 0.08 |
| Chromium | 17.0-19.0 |
| Nickel | 9.0-12.0 |
| Manganese | 2.00 |
| Silikoni | 0.75 |
| Nitrogen | 0.10 |
| Phosphorus | 0,045 |
| sọlfọ | 0,030 |
| Titanium | 5(C+N) nkeji / 0.70 max |
Ihe eji arụ ọrụ
Achọrọ akụrụngwa akụrụngwa maka ngwaahịa anneal dị ka akọwapụtara na ASTM A240 na ASME SA240.
| Ngwongwo | 321 |
| Ike Mpụta, min.(ksi) | 30 |
| Ike ntakiri, min.(ksi) | 75 |
| Ogologo oge, min.(%) | 40 |
| Isi ike, max.(Rb) | 95 |
Njirimara anụ ahụ
Njirimara anụ ahụ maka ụdị 321 igwe anaghị agba nchara
| Ngwongwo | 321 data |
| Njupụta, lb/in3 | 0,286 |
| Modul nke Elasticity, psi | 28.0 x 106 |
| Ọnụọgụ nke Mgbasa ọkụ, 68-212˚F, /˚F | 9.2 x 10-6 |
| Nrụpụta ọkụ, Btu/ft hr ˚F | 9.3 |
| Okpomọkụ akọwapụtara, Btu/lb ˚F | 0.12 |
| Mgbochi ọkụ eletrik, Microohm-in | 28.4 |
Ụkpụrụ
Ụkpụrụ ahụkarị maka ụdị 321 igwe anaghị agba nchara
| Ngwongwo | 321 data |
| Njupụta, lb/in3 | 0,286 |
| Modul nke Elasticity, psi | 28.0 x 106 |
| Ọnụọgụ nke Mgbasa ọkụ, 68-212˚F, /˚F | 9.2 x 10-6 |
| Nrụpụta ọkụ, Btu/ft hr ˚F | 9.3 |
| Okpomọkụ akọwapụtara, Btu/lb ˚F | 0.12 |
| Mgbochi ọkụ eletrik, Microohm-in | 28.4 |
Oge nzipu: Eprel-17-2023