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GH3128鈦及鎳基合金-高溫合金｜GH

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個人中心收藏查看我的收藏0有用+10GH3128播報討論上傳視頻以鎢、鉬固溶強化并用硼、鈰、鋯強化晶界的鎳基合金GH3128（GH128）是以鎢、鉬固溶強化并用硼、鈰、鋯強化晶界的鎳基合金，具有高的塑性，較高的持久蠕變強度以及良好的抗氧化性和沖壓、焊接等性能。其綜合性能優(yōu)于GH3044和GH3536等同類鎳基固溶合金。適合于制造在950℃下長期工作的航空發(fā)動機(jī)的燃燒室火焰筒、加力燃燒室殼體、調(diào)節(jié)片及其他高溫零部件，主要產(chǎn)品為冷軋薄板，也可供應(yīng)熱軋板、棒材、鍛件、絲材和管材。交貨狀態(tài)固溶溫度為1140～1180℃，空冷。高溫性能經(jīng)1200℃補充固溶處理后進(jìn)行檢驗。冷軋薄板0.8～4.0mm、熱軋板4～14mm、冷拉焊絲Φ0.3～10mm。冷軋板和熱軋板于固溶和酸洗；焊絲于冷拉、半硬或固溶和酸洗狀態(tài)。非真空或真空感應(yīng)爐加電渣重熔。合金適用于制造在950℃以下工作的航空發(fā)動機(jī)燃燒室和加力燃燒室零部件，使用效果良好。中文名鎳基合金
外文名GH3128
運    用航空發(fā)動機(jī)的燃燒室火焰筒
性    質(zhì)合金鋼

目錄
1材料牌號2材料技術(shù)標(biāo)準(zhǔn)3化學(xué)成分4性能要求?熱性能?密度?電性阻率?磁能型?化學(xué)性能5金相組織結(jié)構(gòu)
材料牌號
播報編輯GH3128(GH128，紅星11號)
材料技術(shù)標(biāo)準(zhǔn)
播報編輯GJB 1952-1994 《航空用高溫合金冷軋薄板規(guī)范》GJB 2612-1996 《焊接用高溫合金冷拉絲材規(guī)范》GJB 3317-1998 《航空用高溫合金熱軋板規(guī)范》
化學(xué)成分
播報編輯表1-1 %CCrNiWMoAlTi≤0.0519.0～22.0余量7.5～9.07.5～9.00.40～0.800.4～0.80FeBZrCeMnSiPS≤≤≤≤≤≤≤≤0.20.0050.060.050.500.800.0130.0131.5、GH3128(GH128) 應(yīng)用領(lǐng)域· 航空發(fā)動機(jī)燃燒室火焰筒、加力燃燒室殼體、調(diào)節(jié)片· 燃?xì)廨啓C(jī)燃燒室的結(jié)構(gòu)件· 渦輪發(fā)動機(jī)燃燒室零部件· 加力燃燒室零部件GH4169應(yīng)用領(lǐng)域· 航空發(fā)動機(jī)主燃燒室、加力燃燒室· 航空發(fā)動機(jī)焊接結(jié)構(gòu)件· 發(fā)動機(jī)安裝邊、導(dǎo)管· 導(dǎo)向葉片零部件
性能要求
播報編輯熱性能2.1.1、GH3128(GH128) 熔化溫度范圍 1340～1390℃2.1.2、GH3128(GH128) 熱導(dǎo)率見表2-1表2-1θ/℃100200300400500600700800900950λ/（W/（m·C））11.3012.5614.2415.4916.7518.4219.6821.3523.0223.862.1.3、GH3128(GH128) 線膨脹系數(shù) 見表2-2表2-2θ/℃18～10018～20018～30018～40018～50018～60018～70018～80018～90018～1000α/10-6C-111.2511.8612.6812.8013.3713.6814.4615.1915.6615.292.1.4熱擴(kuò)散率見表2-3表2-3θ/℃25100200300400500600700800Q/（10-6m2/S））2.302.492.783.083.393.693.883.924.16密度ρ=8.81g/cm3電性阻率表2-4θ/℃178509009501000105011001150p/（10-6Ω.M））1.371.421.391.401.391.381.381.39磁能型合金無磁性化學(xué)性能2.5.1、GH3128(GH128) 抗氧化性能在空氣介質(zhì)中試驗100h后的氧化速率見表2-5表2-5θ/℃90010001100氧化速率/（g/(m3·h））0.0550.2360.269
金相組織結(jié)構(gòu)
播報編輯該合金在固溶狀態(tài)為單相奧氏體組織，含有少量細(xì)小均勻分布的TiN和M6C。工藝性能與要求1、鋼錠鍛造時裝爐溫度不高于700℃，終鍛溫度大于900℃。2、該合金的晶粒度平均尺寸與鍛件的變形程度、終鍛溫度密切相關(guān)。3、合金可以用氬弧焊、點焊、縫焊等方法焊接。新手上路成長任務(wù)編輯入門編輯規(guī)則本人編輯我有疑問內(nèi)容質(zhì)疑在線客服官方貼吧意見反饋投訴建議舉報不良信息未通過詞條申訴投訴侵權(quán)信息封禁查詢與解封?2025?Baidu?使用百度前必讀?|?百科協(xié)議?|?隱私政策?|?百度百科合作平臺?|?京ICP證030173號?京公網(wǎng)安備11000002000001號window.PAGE_DATA= 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GH3128(GH128，紅星11號) 一、GH3128 概述      GH3128是以鎢、鉬固溶強化并用硼、鈰、鋯強化晶界的鎳基合金，具有高的塑性，較高的持久蠕變強度以及良好的抗氧化性和沖壓、焊接等性能。其綜合性能優(yōu)于GH3044和GH3536等同類鎳基固溶合金。適合于制造在950℃下長期工作的航空發(fā)動機(jī)的燃燒室火焰筒、加力燃燒室殼體、調(diào)節(jié)片及其他高溫零、部件，主要產(chǎn)品為冷軋薄板，也可供應(yīng)熱軋板、棒材、鍛件、絲材和管材。1.1 GH3128 材料牌號  GH3128(GH128，紅星11號)1.2 GH3128 相近牌號  1.3 GH3128 材料的技術(shù)標(biāo)準(zhǔn)GJB 1952-1994  《航空用高溫合金冷軋薄板規(guī)范》GJB 2612-1996  《焊接用高溫合金冷拉絲材規(guī)范》GJB 3317-1998  《航空用高溫合金熱軋板規(guī)范》1.4 GH3128 化學(xué)成分  見表1-1。                                                                                               表1-1 %CCrNiWMoAlTiFeBZrCeMnSiPS不大于≤0.0519.0～22.0余量7.5～9.07.5～9.00.40～0.800.4～0.800.20.0050.060.050.500.800.0130.013    注：B、Ce、Zr按計算量加入。1.5 GH3128 熱處理制度交貨狀態(tài)固溶溫度為1140～1180℃，空冷。高溫性能經(jīng)1200℃補充固溶處理后進(jìn)行檢驗。1.6 GH3128 品種規(guī)格和供應(yīng)狀態(tài) 供應(yīng)的冷軋薄板δ0.8～4.0mm、熱軋板δ4～14mm、冷拉焊絲d0.3～10mm。冷軋板和熱軋板于固溶和酸洗后供應(yīng)；焊絲于冷拉、半硬或固溶和酸洗狀態(tài)供應(yīng)。1.7 GH3128 熔煉和鑄造工藝非真空或真空感應(yīng)爐加電渣重熔。1.8 GH3128 應(yīng)用概況與特殊要求合金適用于制造在950℃以下工作的航空發(fā)動機(jī)燃燒室和加力燃燒室零部件，使用效果良好。二、GH3128 物理及化學(xué)性能2.1 GH3128 熱性能2.1.1 GH3128(GH128)  熔化溫度范圍  1340～1390℃[1]。2.1.2 GH3128(GH128)  熱導(dǎo)率  見表2-1。表2-1[2]θ/℃100200300400500600700800900950λ/（W/（m·℃））11.3012.5614.2415.4916.7518.4219.6821.3523.0223.862.1.3 GH3128 線膨脹系數(shù) 見表2-2。 2.1.4 GH3128 熱擴(kuò)散率見表2-3。表2-2[2]θ/℃18～10018～20018～30018～40018～50018～60018～70018～80018～90018～1000α/10-6℃-111.2511.8612.6812.8013.3713.6814.4615.1915.6616.292.2 GH3128密度  ρ=8.81g/cm3[2]。2.3 GH3128電性能  電性阻率表2-4。2.4 GH3128磁性能  合金無磁性[3]。     表2-3[2]θ/℃25100200300400500600700800900Q/（10-6m2/S））2.302.492.783.083.393.693.884.163.924.16

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