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Incoloy909合(he)金是Fe-Ni-Co基(ji)沉(chen)淀硬(ying)化型(xing)變(bian)形(xing)(xing)高溫合金(jin),使用(yong)溫度在650℃以下。Incoloy909合金(jin)具有高強度、高冷熱疲(pi)勞抗力、低膨脹(zhang)系數和恒(heng)彈性模量,以及良好的熱加工塑性、冷成形(xing)(xing)和焊接性能。Incoloy909主要產品有棒(bang)材(cai)、絲材(cai)、板帶材(cai)和環形(xing)(xing)件(jian)等,可按圖(tu)紙加工。
Incoloy909合金(jin)已用(yong)(yong)于制(zhi)作(zuo)渦(wo)輪發動機(ji)用(yong)(yong)環(huan)(huan)(huan)形零部(bu)(bu)件(jian)(jian)(jian),如高(gao)壓(ya)壓(ya)氣機(ji)后機(ji)匣、承力(li)環(huan)(huan)(huan)、隔熱環(huan)(huan)(huan)、燃(ran)燒室封嚴(yan)環(huan)(huan)(huan)、蜂窩(wo)座和(he)(he)渦(wo)輪外(wai)環(huan)(huan)(huan)等(deng);火箭發動機(ji)推力(li)燃(ran)燒室、排(pai)氣導(dao)管和(he)(he)集流箱等(deng)。還推廣(guang)應用(yong)(yong)到制(zhi)作(zuo)qiang管、炮用(yong)(yong)部(bu)(bu)件(jian)(jian)(jian)、玻璃-金(jin)屬封接(jie)材料、量具模具和(he)(he)高(gao)壓(ya)H?環(huan)(huan)(huan)境用(yong)(yong)構件(jian)(jian)(jian)等(deng)。由于此類合金(jin)熱膨脹系(xi)數低,且隨(sui)溫(wen)(wen)度的變(bian)化率(lv)小,在(zai)很寬的溫(wen)(wen)度循(xun)環(huan)(huan)(huan)中可有效地(di)控制(zhi)發動機(ji)部(bu)(bu)件(jian)(jian)(jian)和(he)(he)靜(jing)部(bu)(bu)件(jian)(jian)(jian)的間隙大小,減(jian)少燃(ran)氣損失,節能降耗,提高(gao)發動機(ji)效率(lv),延長(chang)零部(bu)(bu)件(jian)(jian)(jian)壽命。在(zai)應用(yong)(yong)時,合金(jin)表面可進行噴丸處(chu)理,以提高(gao)合金(jin)的旋轉彎曲(qu)高(gao)周疲勞強度。
Incoloy909相近牌號(hao):GH2909、GH909、Pyromet CTX-909
Incoloy909化學成分(fen):
| C | Cr | Ni | Co | Al | Ti | Fe |
| ≤0.06 | ≤1.00 | 35-40 | 12-16 | ≤0.15 | 1.3-1.8 | 余(yu)量 |
| Nb+Ta | B | Si | Mn | P | S | Cu |
| 4.3-5.2 | ≤0.012 | 0.25-0.5 | ≤1.0 | ≤0.015 | ≤0.015 | ≤0.5 |
Incoloy909熔化溫度范圍:1336℃~1384℃
Incoloy909密度:ρ=8.26g/cm3
Incoloy909磁性能合金在450℃以(yi)下呈(cheng)鐵(tie)磁性,在450℃以(yi)上呈(cheng)順磁性。

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