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AA6061－T651特殊鋁材-Alcoa(歐美鎂鋁)
專業(yè)為您提供Alcoa(歐美鎂鋁)牌號(hào)，材質(zhì)單，在線報(bào)價(jià)單 歡迎選購(gòu)
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[1]。其應(yīng)用覆蓋航空固定裝置、卡車車架、塔式建筑等承重結(jié)構(gòu)，在船舶配件制造中可替代部分低碳鋼。T651狀態(tài)特有的拉伸工藝消除了加工變形，使材料在焊接后仍能保持165-200MPa的抗拉強(qiáng)度。材料狀態(tài)T651（預(yù)拉伸） [1]抗拉強(qiáng)度≥180MPa屈服強(qiáng)度≥110MPa伸長(zhǎng)率≥14%化學(xué)成分鎂0.8-1.2%、硅0.4-0.8%典型應(yīng)用飛機(jī)零件、卡車框架 [1]目錄1材料特性2應(yīng)用領(lǐng)域?航空固定裝置?運(yùn)輸設(shè)備制造?建筑結(jié)構(gòu)3加工工藝4性能對(duì)比5表面處理材料特性播報(bào)編輯通過(guò)熱處理與拉伸工藝組合加工，獲得優(yōu)于T6狀態(tài)的尺寸穩(wěn)定性。其硅含量控制在0.4-0.8%，鎂含量0.8-1.2%，鉻含量0.04-0.35%的配比，使材料具備以下特性：抗拉強(qiáng)度達(dá)到180-200MPa，超過(guò)普通結(jié)構(gòu)鋼的比強(qiáng)度焊接接口強(qiáng)度保留率達(dá)90%以上，適用于氬弧焊與激光焊接在海洋大氣環(huán)境中年腐蝕速率小于0.03mm，優(yōu)于5052系列鋁合金 [1]應(yīng)用領(lǐng)域播報(bào)編輯航空固定裝置用于制造飛機(jī)翼肋、艙門鉸鏈等承力部件，通過(guò)T651狀態(tài)消除加工應(yīng)力，確保零件裝配精度 [1]。在波音737型飛機(jī)中，該材料占輔助結(jié)構(gòu)件用量的17%。運(yùn)輸設(shè)備制造作為卡車縱梁材料的替代方案，其比強(qiáng)度較Q235鋼提升40%，車架減重效果達(dá)25%。船舶配件應(yīng)用包括雷達(dá)支架、燃油管固定夾等 [1]。建筑結(jié)構(gòu)在迪拜哈利法塔的避雷系統(tǒng)建設(shè)中，采用厚度20mm的板材作為導(dǎo)電支架，導(dǎo)電率≥49%IACS。管道系統(tǒng)應(yīng)用中，可耐受pH值4-9的介質(zhì)環(huán)境，最高工作溫度達(dá)150℃ [1]。加工工藝播報(bào)編輯采用單點(diǎn)金剛石刀具加工時(shí)表面粗糙度Ra≤1.6μm，切削速度可比5052鋁合金提高30%。熱處理工藝包括：1.固溶處理：530℃保溫1小時(shí)后水淬2.人工時(shí)效：175℃保溫8小時(shí)3.預(yù)拉伸：施加1.5-3%的永久變形量消除應(yīng)力性能對(duì)比播報(bào)編輯與同類材料相比，在以下指標(biāo)具有優(yōu)勢(shì)：較6061-T6狀態(tài)：拉伸殘余應(yīng)力降低70%，加工變形量減少85%較5083-H32鋁合金：屈服強(qiáng)度提高25%，焊接裂紋敏感性降低40% [1]較Q235碳鋼：重量減輕65%，鹽霧試驗(yàn)?zāi)臀g時(shí)間延長(zhǎng)8倍表面處理播報(bào)編輯陽(yáng)極氧化膜厚度可達(dá)10-25μm，硬度超過(guò)300HV [1]。經(jīng)鉻酸鹽轉(zhuǎn)化處理的板材，在ASTM B117鹽霧試驗(yàn)中2000小時(shí)無(wú)基體腐蝕。粉末涂層附著力達(dá)到0級(jí)標(biāo)準(zhǔn)（ASTM D3359）。新手上路成長(zhǎng)任務(wù)編輯入門編輯規(guī)則本人編輯我有疑問(wèn)內(nèi)容質(zhì)疑在線客服官方貼吧意見反饋投訴建議舉報(bào)不良信息未通過(guò)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(tái)?|?京ICP證030173號(hào)?京公網(wǎng)安備11000002000001號(hào)window.PAGE_DATA= 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AA6061-T651精密加工/模具用鋁合金板 產(chǎn)品特點(diǎn)： 1.良好的可成型性、可焊接性。 2.強(qiáng)度高。 3.可使用性好，接口特點(diǎn)優(yōu)良。 4.易于加工，容易涂層。 5.抗腐蝕性、抗氧化性好。 主要用途： 航空固定裝置，卡車，塔式建筑，船，管道及其他需要有強(qiáng)度、可焊性和抗腐蝕性能的建筑上的應(yīng)用的領(lǐng)域。如：飛機(jī)零件、照相機(jī)鏡頭、耦合器、船舶配件和五金、電子配件和接頭、裝飾用或各種五金、鉸鏈頭、磁頭、剎車活塞、水利活塞、電器配件、閥門和閥門零件。
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