GH2909(GH909)斷(duan)裂溫度過高耐熱(re)合金(jin) Incoloy 909
GH2909是Fe-Ni-Co基積淀(dian)疏(shu)松(song)型(xing)(xing)開裂低溫鎳鋼,實(shi)用溫度表在650℃之下。鎳鋼兼(jian)具密(mi)度、高冷熱水疲勞過度抗力、低變(bian)大(da)指數和(he)恒可(ke)塑(su)性材(cai)料(liao)模量,、的熱加工廠塑(su)性材(cai)料(liao)、冷塑(su)壓和(he)氬弧焊性能參數。其主要物料(liao)有棒材(cai)、絲材(cai)、木板材(cai)、冷軋鋼帶材(cai)和(he)環型(xing)(xing)件等。
合金(jin)(jin)類已廣泛用(yong)(yong)于做(zuo)齒(chi)輪(lun)汽車起動因(yin)用(yong)(yong)方(fang)形零安全裝置,如進行(xing)高(gao)壓壓氣機(ji)(ji)后機(ji)(ji)匣、承力環(huan)(huan)、隔熱(re)保溫環(huan)(huan)、焚燒(shao)室封嚴環(huan)(huan)、蜂窩座(zuo)和齒(chi)輪(lun)外(wai)環(huan)(huan)等;火箭發射(she)汽車起動因(yin)轉矩焚燒(shao)室、進氣管和集流箱等。還推行(xing)應該用(yong)(yong)槍管、炮用(yong)(yong)部件(jian)、玻璃-金(jin)(jin)屬封接材料、量具(ju)模具(ju)和高(gao)壓氫氣環(huan)(huan)境用(yong)(yong)構件(jian)等。
猶(you)豫相應(ying)耐熱和(he)(he)金材(cai)(cai)料(liao)(liao)熱變形比率低、且隨溫度(du)的(de)變化率小,在(zai)很寬的(de)溫度(du)循環法中會(hui)有(you)效地把控好打(da)火機部(bu)位和(he)(he)靜部(bu)位的(de)氣(qi)隙規格(ge),以(yi)減少天然氣(qi)損毀(hui),節(jie)省降耗,升高打(da)火機吸收(shou)率,提升零部(bu)位。在(zai)廣(guang)泛應(ying)用時,耐熱和(he)(he)金材(cai)(cai)料(liao)(liao)表皮(pi)可進行噴丸處理,以(yi)升高耐熱和(he)(he)金材(cai)(cai)料(liao)(liao)的(de)扭動彎折高疲勞值(zhi)力度(du)。
無素 | C | Cr | Co | Ni | Al | Ti | Fe | Nb | B | S | P | Si | Mn | Cu |
*小 |
|
| 12.0 | 35.0 |
| 1.3 | Bal | 4.3 |
|
|
| 0.2 |
|
|
*大 | 0.06 | 1.0 | 16.0 | 40.0 | 0.15 | 1.8 | 5.2 | 0.012 | 0.015 | 0.015 | 0.5 | 1.0 | 0.5 |
熱辦理會議制度
系統A:965-1010℃±10℃恒溫(wen)1個(ge)1天(tian),空冷或快冷+720℃恒溫(wen)8個(ge)1天(tian)以每個(ge)1天(tian)55℃降低溫(wen)度至620℃恒溫(wen)8個(ge)1天(tian),空冷
獎懲制度B:965-1010℃±10℃保(bao)溫(wen)1個(ge)(ge)(ge)(ge)個(ge)(ge)(ge)(ge)半(ban)(ban)半(ban)(ban)小(xiao)時,空(kong)冷或快冷+745℃保(bao)溫(wen)4個(ge)(ge)(ge)(ge)個(ge)(ge)(ge)(ge)半(ban)(ban)半(ban)(ban)小(xiao)時以每個(ge)(ge)(ge)(ge)個(ge)(ge)(ge)(ge)半(ban)(ban)半(ban)(ban)小(xiao)時55℃升(sheng)溫(wen)至620℃保(bao)溫(wen)4個(ge)(ge)(ge)(ge)個(ge)(ge)(ge)(ge)半(ban)(ban)半(ban)(ban)小(xiao)時,空(kong)冷
管(guan)理制C:980℃±10℃保(bao)冷1個(ge)鐘頭(tou),空冷或(huo)快冷+745℃保(bao)冷4個(ge)鐘頭(tou)以每(mei)個(ge)鐘頭(tou)55℃提溫至(zhi)620℃保(bao)冷4個(ge)鐘頭(tou),空冷
導熱系數:8.26