Efere 15-7PH/UNS S15700, Ogwe, Nrụpụta
Ngwaahịa dị
Ọkpụkpọ enweghị nkebi, Efere, Mkpanaka, Forgings, Fasteners, Pipe Fittings.
Ụkpụrụ mmepụta
| Ngwaahịa | ASTM |
| Ogwe, ibe na profaịlụ | A 564, A 484 |
| Efere, Mpempe akwụkwọ na warara | A 693, A 480 |
| Forgings | A 705, A 484 |
Ngwakọta kemịkalụ
| % | Fe | Cr | Ni | Mo | C | Mn | Si | P | S | Al |
| Min | guzozie eguzozie | 14.0 | 6.50 | 2.00 |
|
|
|
|
| 0.75 |
| Oke | 16.0 | 7.75 | 3.00 | 0.09 | 1.00 | 1.00 | 0,040 | 0,030 | 1.50 |
Njirimara anụ ahụ
| Njupụta | 7.81g/cm3 |
| Na-agbaze | 1415-1450 ℃ |
15-7PH Ihe Njirimara
15-7PH bụ mmiri ozuzo ọkara-austenitic siri ike igwe anaghị agba nchara nwere ike dị elu, ike siri ike na ezigbo nguzogide corrosion.Mkpokọta nguzogide corrosion na okpomọkụ na-emeso ọnọdụ TH 1050 na RH 950 dị njọ karịa nke ọkọlọtọ siri ike igwe anaghị agba nchara nke usoro 400 nke chromium, ma ọ bụghị dị ka nke chromium-nickel dabeere 304 igwe anaghị agba nchara.
PH15-7Mo (ụdị 632) ọkọlọtọ mba 0Cr15Ni7Mo2Al, Japan SUS632, bụ ígwè a na-emepụta site na dochie 2% nke chromium na 0Cr17Ni7Al ígwè na 2% molybdenum.Ngwongwo ya bụ isi yiri 0Cr17Ni7Al steel, mana arụmọrụ niile dị mma karịa ya.Na steeti austenite, ọ nwere ike iguzogide usoro nhazi oyi na ịgbado ọkụ dị iche iche, mgbe ahụ enwere ike nweta ike kachasị elu mgbe ọgwụgwọ okpomọkụ gasịrị;ọ nwere ọmarịcha elu okpomọkụ ike n'okpuru 550 ℃.A na-eji ya na-emepụta akụkụ akụkụ ụgbọ elu nke nwere mgbidi dị mkpa, arịa dị iche iche, ọkpọkọ, isi iyi, valvụ valvụ, ogwe ụgbọ mmiri, diski compressor, akụkụ reactor, na ngwá ọrụ kemịkal dị iche iche na akụkụ ndị ọzọ.
Usoro ọgwụgwọ okpomọkụ 15-7PH: steeti, steeti TH1050, steeti RH950, CH900 Steeti Usoro ọgwụgwọ ikpo ọkụ atọ
State A: Mgbe ọgwụgwọ ngwọta na 1050 ° C, mmiri jụrụ oyi ma ọ bụ ikuku jụrụ oyi.Ihe owuwu metallographic ji austenite mara.
TH1050 steeti: Mgbe ọgwụgwọ ngwọta na 1050 ° C, debe na 760 ° C ± 15 ° C maka 90min, ikuku dị jụụ, dị jụụ ruo 15 ° C ma ọ bụ ụlọ okpomọkụ n'ime 1h, na-edebe maka 30min, wee kpoo ọkụ na 565 ° C ± 10. Celsius C, debe maka 90min n'ikuku, nke a makwaara dị ka 565°C ịka nká.Ihe owuwu metallographic bụ nke mmiri ozuzo siri ike martensite mara.
RH950 ala: Mgbe ọgwụgwọ ngwọta na 1050 ° C, na-na 955 ° C ± 15 ° C maka nkeji 10, ikuku dị jụụ na ụlọ okpomọkụ, dị jụụ ruo -73 ° C± 6 ° C n'ime 24 awa, na-na 8 awa, wee kpoo ruo 510°C±6°C, debe maka nkeji 60 n'ikuku ikuku, nke a makwaara dị ka 510 ℃ ịka nká.Ihe owuwu metallographic bụ nke mmiri ozuzo siri ike martensite mara.
CH900 steeti: Mgbe ọgwụgwọ ngwọta na 1050 ° C, oyi na-atụgharị na nrụrụ 60%, kpo oku ruo 490 ° C maka 60min, ikuku jụrụ oyi na ụlọ okpomọkụ.Ihe owuwu metallographic bụ nke mmiri ozuzo siri ike martensite mara.
15-7PH Mechanical Njirimara
(15-7PH) Njirimara igwe nke 0Cr15Ni7Mo2Al n'ime ụlọ okpomọkụ
Ike nkwụsịtụ σb (MPa): 565°C ịka nká: ≥1210;510°C ịka nká: ≥1323;
Ike mkpụrụ ọnọdụ σ0.2 (MPa): 565°C ịka nká: ≥1097.6;510°C ịka nká: ≥1210;
Elongation δ5 (%): 565°C ịka nká: ≥17;510°C ịka nká: ≥6;
Mbelata mpaghara ψ (%): ịka nká na 565 ° C: ≥25;ịka nká na 510 ° C: ≥20;
Isi Ike HB: Steeti A: ≤269;Ịka nká na 565°C: ≥375;Ịka nká na 510 ° C: ≥388;
Mpaghara Ngwa Ngwa 15-7PH
(15-7PH) 0Cr15Ni7Mo2Al igwe anaghị agba nchara na-ọtụtụ ebe na chemical ụlọ ọrụ.A na-ejikarị emepụta ihe dị iche iche, ọkpọkọ, isi iyi, diaphragms, wdg na ezigbo nkwụsị nke corrosion na ike dị elu.Nguzogide corrosion ya karịrị nke martensitic igwe anaghị agba nchara, mmiri ozuzo Martensitic siri ike igwe anaghị agba nchara na maraging igwe anaghị agba nchara.
Ogwe mmanụ aṅụ welded na brazed, diaphragm ụgbọ elu, isi iyi, mgbanaka ejigide.Mee isi iyi.okirikiri dị ọkụ.Ngwa counter.Mma ọgwụ.mkpọpu mmanụ.
