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clearfix"><h1>國(guó)內(nèi)質(zhì)量好的硬度測(cè)試儀自主研發(fā)加工生產(chǎn)服務(wù)商上海尚材試驗(yàn)機(jī)供應(yīng)</h1><div id="qpna3l7" class="proBig"><div id="ihjqspw" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/shangcai/637127776452792968/2808977.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="smjgn2m" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/shangcai/637127776452792968/2808977.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="oi8sutq" 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>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>國(guó)內(nèi)質(zhì)量好的硬度測(cè)試儀自主研發(fā)加工生產(chǎn)服務(wù)商,硬度測(cè)試儀</p><p><span>***更新：</span>2021-01-13 15:10:00</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="3vnkhtq" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海尚材試驗(yàn)機(jī)有限公司</a></p><p><span>聯(lián)系人：</span>衛(wèi)志清</p><p><span>郵箱: </span>shangcaisy@163.com</p><p><span>電話: </span>17765160728</p><p><span>傳真: </span>021_57520236</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>021-50393010</p><p><span>地址: </span>奉城鎮(zhèn)奉旺路373號(hào)</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="xmjliuw" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="tszwtfr" class="box"><p><p style="text-indent:25px">根據(jù)全國(guó)鋼標(biāo)準(zhǔn)化技術(shù)委員會(huì)國(guó)家標(biāo)準(zhǔn)制修訂項(xiàng)目計(jì)劃，GB/T 230.1-2018《金屬材料洛氏硬度試驗(yàn) 第1部分：試驗(yàn)方法》[3]與GB/T 231.1-2018《金屬材料布氏硬度試驗(yàn) 第1部分：試驗(yàn)方法》[4]均已完成更新頒布，分別于2018年12月1日及2019年2月1日實(shí)施。由于這兩個(gè)標(biāo)準(zhǔn)所規(guī)定的洛氏與布氏硬度方法是金屬材料力學(xué)實(shí)驗(yàn)室的基本試驗(yàn)手段，國(guó)內(nèi)質(zhì)量好的硬度測(cè)試儀自主研發(fā)加工生產(chǎn)服務(wù)商，也是眾多國(guó)家認(rèn)可實(shí)驗(yàn)室(CNAS)認(rèn)可的基本項(xiàng)目，因此盡快理解2018頒新標(biāo)準(zhǔn)的更新內(nèi)容，掌握新標(biāo)準(zhǔn)對(duì)實(shí)驗(yàn)室人、機(jī)、料、法、環(huán)各要素的新要求，國(guó)內(nèi)質(zhì)量好的硬度測(cè)試儀自主研發(fā)加工生產(chǎn)服務(wù)商，將有利于新舊標(biāo)準(zhǔn)的平穩(wěn)切換，確保金屬制成品，特別是鋼鐵冶金上下游客戶獲得準(zhǔn)確可靠，國(guó)內(nèi)質(zhì)量好的硬度測(cè)試儀自主研發(fā)加工生產(chǎn)服務(wù)商、可溯源可比對(duì)的硬度性能指標(biāo)。鉛筆硬度計(jì)：這是用于涂層硬度的檢測(cè)，根據(jù)鉛筆的硬度和涂層上的劃痕來判斷涂層的硬度。國(guó)內(nèi)質(zhì)量好的硬度測(cè)試儀自主研發(fā)加工生產(chǎn)服務(wù)商</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="國(guó)內(nèi)質(zhì)量好的硬度測(cè)試儀自主研發(fā)加工生產(chǎn)服務(wù)商,硬度測(cè)試儀" src="http://tyunfile.71360.com/UploadFile/shangcai/637127776452792968/2808977.jpg"></div><p style="text-indent:25px">6.2.3 金剛石壓頭的間接檢驗(yàn) 6.2.3.1 硬度計(jì)測(cè)得的硬度值不*取決于壓頭頂端球面半徑和圓錐角度，而且還取決于其表面粗糙度、金剛石晶軸的位置和金剛石在壓頭座中的鑲裝狀況。為檢驗(yàn)上述影響，應(yīng)通過符合GB/T 230.3—20XX要求的標(biāo)準(zhǔn)塊進(jìn)行一系列的試驗(yàn)，并通過與符合GB/T 230.3—20XX要求的標(biāo)準(zhǔn)金剛石壓頭的比對(duì)試驗(yàn)，來完成金剛石壓頭性能的間接檢驗(yàn)。應(yīng)使用符合GB/T 230.3—20XX第4章要求的標(biāo)準(zhǔn)硬度計(jì)進(jìn)行間接檢驗(yàn)，檢驗(yàn)程序應(yīng)符合GB/T 230.3—20XX第5章的規(guī)定。金剛石壓頭可按以下用途之一進(jìn)行標(biāo)定： ──*使用常規(guī)洛氏金剛石標(biāo)尺； ──*使用表面洛氏金剛石標(biāo)尺； ──使用常規(guī)洛氏金剛石標(biāo)尺和表面洛氏金剛石標(biāo)尺； ──使用任意單一的或有限的金剛石標(biāo)尺的組合。注：由于試驗(yàn)力或其他因素的限制，可能需要限制金剛石壓頭可使用的標(biāo)尺數(shù)量，例如使用側(cè)面切割的金剛石壓頭測(cè)量齒輪齒面硬度。智能硬度測(cè)試儀使用方法硬度計(jì)發(fā)生故障時(shí)，應(yīng)與有關(guān)單位聯(lián)系進(jìn)行修復(fù)，一般常見故障可自行解決。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="國(guó)內(nèi)質(zhì)量好的硬度測(cè)試儀自主研發(fā)加工生產(chǎn)服務(wù)商,硬度測(cè)試儀" src="http://tyunfile.71360.com/UploadFile/shangcai/637127776437060547/162151.jpg"></div><p style="text-indent:25px"> HR-150DT電動(dòng)洛氏硬度計(jì)采用自動(dòng)加卸試驗(yàn)力機(jī)構(gòu)，試驗(yàn)力變換由變荷手輪的旋轉(zhuǎn)而獲得，可選擇保荷時(shí)間，操作簡(jiǎn)便迅速，除表盤對(duì)零外，沒有人為的操作誤差，具有很高的靈敏度、穩(wěn)定性。應(yīng)用范圍：適用于淬火、調(diào)質(zhì)、退火、冷硬鑄件，可鍛鑄件，硬質(zhì)合金鋼、鋁合金、銅合金、軸承鋼等硬度測(cè)定。型號(hào)HR-150DT初試驗(yàn)力10kgf()總試驗(yàn)力60kgf(),100kgf(),150kgf(1471N)壓頭規(guī)格金剛石洛氏壓頭，Φ試驗(yàn)力施加方法自動(dòng)（加載/保荷/卸載）硬度讀取洛氏表盤讀取硬度值硬度值分辨率保荷時(shí)間2~60s試樣比較大高度185mm壓頭中心至機(jī)壁距離165mm電源AC220V，50Hz執(zhí)行標(biāo)準(zhǔn)ISO6508，ASTME18，JISZ2245，GB/T外形尺寸520×215×700mm，外箱尺寸650×370×950mm重量?jī)糁?8kg，毛重100kg。</p><p style="text-indent:25px">402SXV數(shù)顯顯微維氏硬度計(jì)是光、機(jī)、電一體化的高新技術(shù)產(chǎn)品，它造型新穎、美觀，內(nèi)部結(jié)構(gòu)多用不銹鋼零件組成，性能更佳。在大屏幕上能更加直觀地顯示試驗(yàn)方法、試驗(yàn)力、壓痕長(zhǎng)度、保荷時(shí)間、測(cè)量次數(shù)、轉(zhuǎn)換標(biāo)尺、日期時(shí)間，操作時(shí)只要測(cè)量壓痕按目鏡按鈕，即可自動(dòng)計(jì)算出硬度值并顯示在屏幕上。具有上下限報(bào)警功能，數(shù)據(jù)結(jié)果可以保存通過表格查看，也可通過內(nèi)置打印機(jī)輸出，并配有RS232接口供用戶連接電腦輸出?？蛇x配努氏壓頭進(jìn)行努氏硬度測(cè)量，也可選配LCD視屏測(cè)量裝置和CCD圖像自動(dòng)測(cè)量系統(tǒng)。應(yīng)用范圍：黑色金屬、有色金屬、IC薄片、表面涂層、層壓金屬；玻璃、陶瓷、瑪瑙、寶石、薄塑料等；碳化層和淬火硬化層的深度及梯度的硬度測(cè)試。布氏硬度試驗(yàn)的符合取決于祛碼的準(zhǔn)確度，施加載荷裝置的精確性和施加載荷力一法的正確性實(shí)踐表明。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="國(guó)內(nèi)質(zhì)量好的硬度測(cè)試儀自主研發(fā)加工生產(chǎn)服務(wù)商,硬度測(cè)試儀" src="http://tyunfile.71360.com/UploadFile/shangcai/637127776457324218/7959673.jpg"></div><p style="text-indent:25px">A.2.3 壓頭用球的檢測(cè) 壓頭是由頭部裝有球的壓頭體和壓頭柄組成，不能通過在現(xiàn)場(chǎng)分別測(cè)量進(jìn)行檢驗(yàn)。壓頭用球的幾何特性、物理性能和化學(xué)成分（見4.3）宜由認(rèn)可的校準(zhǔn)或檢測(cè)實(shí)驗(yàn)室出具的有效校準(zhǔn)證書或檢測(cè)報(bào)告予以證明。 A.2.4 試驗(yàn)循環(huán)時(shí)間的檢測(cè) 4.5中對(duì)試驗(yàn)循環(huán)時(shí)間的檢驗(yàn)和與其相關(guān)的測(cè)量不確定度作了詳細(xì)的考慮。因此，不需對(duì)此測(cè)量不確定度分量進(jìn)行評(píng)估。 A.3 硬度計(jì)的間接檢驗(yàn) 注:根據(jù)硬度試驗(yàn)標(biāo)準(zhǔn)的定義，在本附錄中,下標(biāo)“CRM”（有證標(biāo)準(zhǔn)物質(zhì)）的含義是“標(biāo)準(zhǔn)布氏硬度塊”。通過使用標(biāo)準(zhǔn)布氏硬度塊進(jìn)行間接檢驗(yàn)，能檢查硬度計(jì)的綜合性能，同時(shí)根據(jù)標(biāo)準(zhǔn)硬度塊的標(biāo)準(zhǔn)值還可測(cè)定出硬度計(jì)的重復(fù)性及誤差。硬度計(jì)間接檢驗(yàn)時(shí)的合成標(biāo)準(zhǔn)測(cè)量不確定度由公式（A.9）求得： ………………………………（A.9）硬度計(jì)應(yīng)保持清潔，試驗(yàn)完后罩上防塵罩。國(guó)內(nèi)比較好的硬度測(cè)試儀技術(shù)參數(shù)</p><p style="text-indent:25px">洛氏硬度計(jì)：用于各種鋼材（含合金鋼、不銹鋼）硬度的測(cè)試。這是zui重要的、zui常用的一類硬度計(jì)。國(guó)內(nèi)質(zhì)量好的硬度測(cè)試儀自主研發(fā)加工生產(chǎn)服務(wù)商</p><p style="text-indent:25px">A1.3 直接檢定 A1.3.1 應(yīng)在表A1.1 的具體情況下對(duì)試驗(yàn)機(jī)作直接檢定。應(yīng)按下列要求對(duì)試驗(yàn)力、壓痕測(cè)量系統(tǒng)、試驗(yàn)循環(huán)時(shí)間和壓頭作檢定。注A1.3—直接檢定是確定努氏硬度和維氏硬度試驗(yàn)機(jī)中誤差原因的有用工具。 A1.3.2 試驗(yàn)力的檢定—應(yīng)測(cè)量每個(gè)將要使用的維氏和/或努氏硬度試驗(yàn)用試驗(yàn)力。應(yīng)按規(guī)程 E74 或同等標(biāo)準(zhǔn)所述要求用A 類彈性力測(cè)量?jī)x器來測(cè)定試驗(yàn)力。 A1.3.2.1 對(duì)每個(gè)力作三個(gè)測(cè)量。應(yīng)在試驗(yàn)期間施加力時(shí)測(cè)量試驗(yàn)力；但如果有必要使測(cè)量?jī)x 器進(jìn)行準(zhǔn)確測(cè)量，則允許采用較長(zhǎng)的試驗(yàn)力保持時(shí)間。 A1.3.2.2 每個(gè)試驗(yàn)力F 均滿足表A1.2 規(guī)定的要求。國(guó)內(nèi)質(zhì)量好的硬度測(cè)試儀自主研發(fā)加工生產(chǎn)服務(wù)商</p><p> 上海尚材試驗(yàn)機(jī)有限公司是專業(yè)生產(chǎn)各種類型金屬、非金屬材料硬度計(jì)的公司，是ISO9001-2015國(guó)際質(zhì)量體系認(rèn)證企業(yè)，是上海市****，是全國(guó)鋼標(biāo)準(zhǔn)化技術(shù)委員會(huì)力學(xué)分會(huì)委員單位之一，并參與了洛氏、布氏和維氏硬度試驗(yàn)國(guó)家標(biāo)準(zhǔn)的修編。公司主要開發(fā)布氏、洛氏、顯微、維氏硬度計(jì)，共有30多個(gè)品種，產(chǎn)品質(zhì)量穩(wěn)定、功能完善，****各地并出口歐美、中東、亞洲、非洲、澳洲等國(guó)際市場(chǎng)，深受國(guó)內(nèi)外商客青睞。 </p> <p> 公司擁有十?dāng)?shù)年穩(wěn)定研發(fā)團(tuán)隊(duì)，業(yè)內(nèi)專業(yè)顧問團(tuán)隊(duì)。20畝生產(chǎn)基地，5棟標(biāo)準(zhǔn)工業(yè)廠房，坐擁長(zhǎng)三角地理優(yōu)勢(shì)，堅(jiān)持5S管理多年。擁有完備的機(jī)加工車間，CNC、數(shù)控機(jī)床等各類加工設(shè)備逾50臺(tái)，專業(yè)技術(shù)工人近80人，制造時(shí)間和品質(zhì)掌控在手。公司高度關(guān)注“技術(shù)創(chuàng)新、市場(chǎng)營(yíng)銷、生產(chǎn)管理、企業(yè)文化”四大領(lǐng)域，將不斷推行“標(biāo)準(zhǔn)化、科學(xué)化、精細(xì)化”的現(xiàn)代管理方式，目標(biāo)將自身打造成“高品位、高效率、高質(zhì)量、優(yōu)服務(wù)”的現(xiàn)代先進(jìn)制造企業(yè)。 </p> <p> 在“中國(guó)制造2025”強(qiáng)國(guó)戰(zhàn)略**下，我們立志為自己在世界硬度計(jì)行業(yè)占據(jù)一席之地盡全部力量；為振興中國(guó)民營(yíng)制造業(yè)，詮釋“MADE IN CHINA”新概念盡到自己綿薄之力！ </p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2831257.html</p></div></div></div></div></div><div id="hrdv3gv" class="page-right twoColRt"><div id="32tah8c" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="8qrj88l" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img 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