浙江質(zhì)量鋼球制造廠家創(chuàng)新服務(wù) 常州市飛鴿鋼球供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買(mǎi)產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="鋼球開(kāi)裂原因分析：某公司送檢成品鋼球5粒（斷裂成半粒的鋼球），材料為GCr15軸承鋼，加工工藝過(guò)程如下：φ6.0mm熱軋盤(pán)圓（連鑄）→球化退火后冷拔成φ4.5mm→去應(yīng)力退火后冷拔成φ3.2mm→去應(yīng)力退火后冷拔成φ2.5mm→冷鐓成鋼球→"><meta name="keywords" content="浙江質(zhì)量鋼球制造廠家,鋼球"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" content="OBVzrC9aaQ" /> <meta http-equiv="Cache-Control" 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href="http://www.cdcfah.com/cp/third-zhoucheng_zcfsj/">軸承附屬件</a>?浙江質(zhì)量鋼球制造廠家創(chuàng)新服務(wù) 常州市飛鴿鋼球供應(yīng)</p><div id="v8pw7ea" class="leftbox clearfix"><h1>浙江質(zhì)量鋼球制造廠家創(chuàng)新服務(wù) 常州市飛鴿鋼球供應(yīng)</h1><div id="bqpwtfh" class="proBig"><div id="2pumoq7" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/czfggq/637116691661728516/1449074.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="bzbdpm8" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/czfggq/637116691661728516/1449074.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="3vx8hz7" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>江蘇省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>浙江質(zhì)量鋼球制造廠家,鋼球</p><p><span>***更新：</span>2020-10-26 08:10:37</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="guw5q33" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">常州市飛鴿鋼球有限公司</a></p><p><span>聯(lián)系人：</span>楊虎</p><p><span>郵箱: </span>info_feige@163.com</p><p><span>電話: </span>13961220766</p><p><span>傳真: </span>0519_</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0519-86200760</p><p><span>地址: </span>雪堰鎮(zhèn)夏墅村 </p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="t3ik7b7" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="wvxm7xr" class="box"><p><p> 鋼球開(kāi)裂原因分析：某公司送檢成品鋼球5粒（斷裂成半粒的鋼球），材料為GCr15軸承鋼，加工工藝過(guò)程如下：φ6.0mm熱軋盤(pán)圓（連鑄）→球化退火后冷拔成φ4.5mm→去應(yīng)力退火后冷拔成φ3.2mm→去應(yīng)力退火后冷拔成φ2.5mm→冷鐓成鋼球→冷、熱加工成φ2.36mm成品鋼球。該批次鋼球共300萬(wàn)粒，用戶在使用過(guò)程中發(fā)現(xiàn)約60粒開(kāi)裂成兩半，要求對(duì)鋼球發(fā)生開(kāi)裂的原因進(jìn)行分析。 </p> <p> 觀察與分析 </p> <p> 宏觀形貌 </p> <p> 送檢的5個(gè)半粒鋼球斷口的中心部位材料均呈現(xiàn)為線狀分布，邊緣光亮且凹凸不平，具有明顯的擠壓、磨損痕跡。接下來(lái)進(jìn)行斷口的微觀形貌觀察與分析： </p> <p> 為了更詳細(xì)地觀察缺點(diǎn)形貌，任取半粒鋼球放置在JSM-6380LV掃描電子顯微鏡下變倍觀察斷口形貌，結(jié)果表明：鋼球中心部位約五分之三斷口呈現(xiàn)為深淺不一平行的條帶狀，形貌自然、疏松，其余部位主要呈現(xiàn)為擠壓、磨損狀態(tài)，局部為瓷狀斷裂面，浙江質(zhì)量鋼球制造廠家，斷口的微觀形貌見(jiàn)圖2～圖5。采用EDS7582能譜儀對(duì)條帶處的多處部位進(jìn)行微區(qū)成分分析，發(fā)現(xiàn)材料內(nèi)存在異常元素，主要為氧、鈣，浙江質(zhì)量鋼球制造廠家，浙江質(zhì)量鋼球制造廠家、鎂及微量的鈉。高等級(jí)的鋼球要求表面光亮，無(wú)壞球。浙江質(zhì)量鋼球制造廠家</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江質(zhì)量鋼球制造廠家,鋼球" src="http://tyunfile.71360.com/UploadFile/czfggq/637116691661728516/1449074.jpg"></div><p> 如果鋼球的表面呈黑紅色,證明鋼球經(jīng)過(guò)高溫回火處理了。如果鋼鐵球表面仍然帶有金屬本色,我們可以判斷鋼球沒(méi)有經(jīng)過(guò)高溫回火處理。 </p> <p> <br /> </p> <p> 一般來(lái)說(shuō),低鉻球含鉻量為0.5%到2.5%,含碳量從1.80%到3.20%。因此,根據(jù)國(guó)家標(biāo)準(zhǔn),低鉻球硬度應(yīng)該不小于45hrc，沖擊值應(yīng)該不小于1.5j/cm2。低鉻球也需要高溫度回火處理來(lái)保證質(zhì)量。這種處理可以消除鑄造應(yīng)力。如果鋼球的表面呈深紅色,表明經(jīng)過(guò)了高溫回火處理。如果表面仍然呈金屬本色,表明鋼球沒(méi)經(jīng)過(guò)高溫回火。 </p> <p> <br /> </p> <p> 鑄造鋼球通常是用于大規(guī)模開(kāi)礦的各種水泥廠、化工廠、發(fā)電廠、石英砂廠、硅砂廠等。上海通用鋼球量大從優(yōu)鋼球可以用在直線軸承里。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江質(zhì)量鋼球制造廠家,鋼球" src="http://tyunfile.71360.com/UploadFile/czfggq/637116691623027344/264299.jpg"></div><p style="text-indent:25px">鋼球根據(jù)生產(chǎn)加工工藝分為研磨鋼球，鍛造鋼球，鑄造鋼球。根據(jù)加工材料分為軸承鋼球，不銹鋼球，碳鋼球，銅軸承鋼球球·合金球等。其中軸承鋼球?yàn)楣I(yè)的重要基礎(chǔ)零部件，合金鋼球是以碳、鉻、錳、鉬等為主要添加金屬元素，并通過(guò)鍛打、旋壓、軋制和鑄造等方式生成的一種球狀形鐵合金耐磨體，它是當(dāng)今粉碎工業(yè)礦山用球，水泥用球等**重要組成部分。鋼球雖然小，但在傳動(dòng)的世界里它的承載和壽命卻很重要，其生產(chǎn)工藝直接影響產(chǎn)品質(zhì)量。</p><p> 不銹鋼是屬于金屬材料不銹鋼（Stainless Steel）指耐空氣、蒸汽、水等弱腐蝕介質(zhì)和酸、堿、鹽等化學(xué)浸蝕性介質(zhì)腐蝕的鋼，又稱(chēng)不銹耐酸鋼。 </p> <p> 實(shí)際應(yīng)用中，常將耐弱腐蝕介質(zhì)腐蝕的鋼稱(chēng)為不銹鋼，而將耐化學(xué)介質(zhì)腐蝕的鋼稱(chēng)為耐酸鋼。由于兩者在化學(xué)成分上的差異，前者不一定耐化學(xué)介質(zhì)腐蝕，而后者則一般均具有不銹性。不銹鋼的耐蝕性取決于鋼中所含的合金元素。 </p> <p> 不銹鋼基本合金元素還有鎳、鉬、鈦、鈮、銅、氮等，以滿足各種用途對(duì)不銹鋼組織和性能的要求。不銹鋼容易被氯離子腐蝕，因?yàn)殂t、鎳、氯是同位原素，同位原素會(huì)進(jìn)行互換同化從而形成不銹鋼的腐蝕。鋼球表面光滑，無(wú)壞球。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江質(zhì)量鋼球制造廠家,鋼球" src="http://tyunfile.71360.com/UploadFile/czfggq/637116691623134766/2950756.jpg"></div><p> 高鉻球質(zhì)量指標(biāo) </p> <p> <br /> </p> <p> 高鉻球的含鉻量是大于等于10.0%。含碳量在1.80%和3.20%之間。根據(jù)國(guó)家標(biāo)準(zhǔn),高鉻球硬度必須不小于58hrc,沖擊值應(yīng)大于等于3.0j/cm2。若達(dá)此硬度高鉻球必須用高溫淬火和回火處理。目前國(guó)內(nèi)高鉻球淬火有兩種方法包括油淬火和風(fēng)力淬火。如果高鉻球測(cè)試硬度低于54HRC，就意味著它沒(méi)有經(jīng)過(guò)淬火處理。 </p> <p> <br /> </p> <p> 中鉻球質(zhì)量指標(biāo) </p> <p> <br /> </p> <p> 中鉻球規(guī)定含鉻量范圍從3.0%到7.0%,含碳量在1.80%和3.20%之間。它的沖擊值應(yīng)不小于2.0j/cm2。國(guó)家標(biāo)準(zhǔn)要求中鉻球硬度應(yīng)該大于等于47hrc。為確保質(zhì)量,中鉻球應(yīng)經(jīng)高溫回火處理消除鑄造應(yīng)力。鋼球的公稱(chēng)直徑：用來(lái)鑒別球尺寸的直徑值。上海通用鋼球量大從優(yōu)</p><p style="text-indent:25px">鋼球行業(yè)的發(fā)展極大地促進(jìn)了鋼球設(shè)備的旺盛需求。浙江質(zhì)量鋼球制造廠家</p><p style="text-indent:25px">鋼球是球軸承中承載載荷的滾動(dòng)體，是球軸承中**重要的零件之一，其加工過(guò)程相當(dāng)復(fù)雜，從冷鐓（或熱軋、鍛）球坯到的清洗包裝，設(shè)及到諸多的加工工序，而每道加工工序都會(huì)對(duì)球的內(nèi)在和表面質(zhì)量產(chǎn)生較大的影響。鋼球的制造質(zhì)量會(huì)直接影響到軸承的使用壽命，因而是極其重要的[1]。鋼球因材料冶金缺點(diǎn)導(dǎo)致軸承失效的案例屢見(jiàn)不鮮，分析難度也不大，但對(duì)于小尺寸鋼球開(kāi)裂，尤其是內(nèi)在冶金缺點(diǎn)導(dǎo)致的開(kāi)裂，由于難于通過(guò)熱酸洗定位材料軋制方向，故分析難度就會(huì)增大。本文采用金相、硬度檢測(cè)、宏觀及微觀觀察分析的方法，廣開(kāi)思路，對(duì)鋼球產(chǎn)生開(kāi)裂的原因進(jìn)行了分析。浙江質(zhì)量鋼球制造廠家</p><p style="text-indent:25px">常州市飛鴿鋼球有限公司總部位于雪堰鎮(zhèn)夏墅村，是一家鋼珠球，直徑1.5mm-25.4mm的軸鋼球，不銹鋼鋼球（不銹鋼201/304/316/420/440/430），低碳/高碳鋼球，精度等級(jí)G10-G1000、自行車(chē)配件、滾針、軸承、機(jī)械零部件制造、加工的公司。公司自創(chuàng)立以來(lái)，投身于鋼球，不銹鋼球，軸承鋼球，滾珠，是五金、工具的主力軍。常州飛鴿鋼球致力于把技術(shù)上的創(chuàng)新展現(xiàn)成對(duì)用戶產(chǎn)品上的貼心，為用戶帶來(lái)良好體驗(yàn)。常州飛鴿鋼球始終關(guān)注五金、工具市場(chǎng)，以敏銳的市場(chǎng)洞察力，實(shí)現(xiàn)與客戶的成長(zhǎng)共贏。</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/1715045.html</p></div></div></div></div></div><div id="wq8as7v" class="page-right twoColRt"><div id="rgnctam" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="8khoqct" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強(qiáng) 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