Na Julaị 8, 2023, anyị zigara paịpụ ígwè ASTM A335 P92 na-enweghị ntụpọ na Itali, ma bufee ha n'oge. N'oge a, anyị mere ngwugwu siri ike 100%, gụnyere nkwakọ ngwaahịa PVC, nkwakọ ngwaahịa akpa a kpara akpa, na nkwakọ ngwaahịa akwụkwọ e ji ogbo jupụta, nke enwere ike iji ya mee ihe ọzọ dịka eriri ígwè a na-eji ejikọta paịpụ ndị ahụ, a na-ejupụtakwa paịpụ ndị dị n'akụkụ ha na akwụkwọ afụ na-egbochi nkukọ na akwụkwọ e ji ekpuchi ogbo, ma mechaa tinye ha n'ime igbe osisi. N'èzí igbe osisi ahụ, anyị na-ejikwa eriri ígwè siri ike iji dozie igbe ahụ, iji chebe ime na mpụta nke paịpụ ahụ dum.
Mbupu ngwaahịa sitere n'aka ndị ahịa Itali atọọla ntọala ka mma maka ahịa anyị na Yuropu, anyị na-atụkwa anya mmekorita anyị ọzọ!
ASTM A335 P92 bụ paịpụ ígwè na-enweghị ntụpọ nke alloy, nke a na-ejikarị eme ihe na ụlọ ọrụ ike ọkụ n'afọ ndị na-adịbeghị anya, ọkachasị maka paịpụ steam isi na paịpụ steam ọzọ.
Ngwakọta kemịkalụ A335 P92: C: 0.07~0.13 Si: ≤0.50 Mn: 0.30~0.60 P≤0.020 S≤0.010 Cr: 8.50~9.50 Mo: 0.30~0.60Ni≤0.40 V:0.15~0.25 N:0.03~0.07 Al: ≤0.02 Ti: ≤0.01 Zr≤0.01Nb: 0.04~0.09 W: 1.5~2.0 B: 0.001~0.006
Njirimara igwe nke paịpụ ígwè ASTM A335 P92 nke na-enweghị ntụpọ: ike nrụgide ≥ 620Map, ike mmepụta ≥ 440Mpa, ịgbatị mgbe agbajichara ≥ 20%
ASEM SA335 P92 Paịpụ ígwè Alloy enweghị ntụpọ Ọnọdụ nnyefe: Nhazi + Iwe ọkụ
ASEM A335 P92 enweghị ntụpọ ígwè nke a na-anaghị ejikọta ọnụ nha ya: 60.3-765*2-120, dayameta ndị a na-ejikarị eme ihe bụ 60.3, 73, 88.9, 114.3, 168.3, 219.1, 273.1, 323.9, 355.6, 406.4, 457.2, 508, 559, 610, 660, 711, 762, na nha ndị ọzọ enwere ike ịhazi ha dịka ihe ndị ahịa chọrọ si dị.
Ngwa bụ isi nke ọkpọkọ ígwè ASME SA335 P92 alloy: a na-ejikarị ya eme ihe na imepụta ihe ndị na-ekpo ọkụ na ihe ndị na-ekpo ọkụ maka nnukwu ihe na-emepụta ihe.
Ọkpọkọ alloy ASTMA335 ọkọlọtọ nke Amerịka kwekọrọ na ihe eji arụ ọrụ ígwè P11, P12, P5, P9, P91
A335 P11 bụ koodu ihe nke ASTM (American Society for Testing and Materials) nyere, ọkọlọtọ mba kwekọrọ bụ 15CrMo, ihe e ji ígwè alloy mee.
ASTM A335 P5 kwekọrọ na ígwè alloy dị n'ime ụlọ: 1Cr5Mo. Nhazi ígwè nke 1Cr5Mo bụ martensite, nke nwere ezigbo iguzogide oxidation na ihe dị ka ogo 650 Celsius, ezigbo ike okpomọkụ dị n'okpuru ogo 600 Celsius, ezigbo nnabata ujo na njikwa okpomọkụ, a na-ejikwa ya nke ukwuu na turbines steam.
Ụkpụrụ astm nke Amerịka a335p91 bụ otu ọkọlọtọ mba 10Cr9Mo1VNb. T91/P91 (10Cr9Mo1VNb)
Ihe mejupụtara ihe P91 (ihe mejupụtara ya):
C 0.08~0.12; Mn 0.30~0.60; Si 0.20~0.50; P ≤0.02; S ≤0.01; Cr 8.0~9.5;
Mo 0.85 ~ 1.05; V 0.18 ~ 0,25; Nb 0.06 ~ 0.1; N 0.03 ~ 0.07; Al ≤0.04; Nke ≤0.4
Paịpụ ígwè a106 nke a na-anaghị emechi emechi nke Amerịka bụkwa ngwaahịa nwere nnukwu ego.
Paịpụ ígwè ASTM A106 nke na-enweghị ntụpọ bụ nke paịpụ ígwè ọkọlọtọ nke Amerịka, A106 gụnyere A106-A, A106-B. Nke mbụ bụ ihe 10# nke ụlọ, nke ikpeazụ bụ ihe 20# nke ụlọ.
Oge ozi: Julaị-10-2023
