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class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_yiqiyibiao/">儀器儀表</a>?<a href="http://www.cdcfah.com/cp/second-yiqiyibiao_shiyanji/">試驗機</a>?<a href="http://www.cdcfah.com/cp/third-shiyanji_yingduji/">硬度計</a>?數(shù)顯硬度機批量定制上海尚材試驗機供應(yīng)</p><div id="rnrpyak" class="leftbox clearfix"><h1>數(shù)顯硬度機批量定制上海尚材試驗機供應(yīng)</h1><div id="ndhwwut" class="proBig"><div id="oecqf8r" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/shangcai/637127776404941406/5970398.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="tkaztlf" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/shangcai/637127776404941406/5970398.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="ydwlfzo" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</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>數(shù)顯硬度機批量定制,硬度機</p><p><span>***更新：</span>2021-02-06 02:05:06</p><p><span id="click" >瀏覽次數(shù)：5次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="7ff6ljd" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海尚材試驗機有限公司</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: </span>021-50393010</p><p><span>地址: </span>奉城鎮(zhèn)奉旺路373號</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="ypymwwi" class="page-proshow02"><p class="title">詳細說明</p><div id="hh83urk" class="box"><p><p> 這一點對于金屬加工和機械制造工廠具有重要意義。當(dāng)表面熱處理硬化層較厚時，也可采用洛氏硬度計。當(dāng)熱處理硬化層厚度在～，可采用HRA標尺，當(dāng)硬化層厚度超過，可采用HRC標尺。維氏、洛氏和表面洛氏三種硬度值可以方便地進行相互換算，轉(zhuǎn)換成標準、圖紙或用戶需要的硬度值。相應(yīng)的換算表在國際標準ISO、美國標準ASTM和中國標準GB／T中都已給出。在沈陽天星網(wǎng)站的技術(shù)資料欄目中這三種換算表都可以找到。2、化學(xué)熱處理化學(xué)熱處理是使工件表面滲入一種或幾種化學(xué)元素的原子，從而改變工件表面的化學(xué)成分、組織和性能。經(jīng)淬火和低溫回火后，工件表面具有高的硬度、耐磨性和接觸疲勞強度，而工件的芯部又具有高的強韌性?；瘜W(xué)熱處理工件的主要技術(shù)參數(shù)是硬化層深度和表面硬度。硬化層深度還是要用維氏硬度計來檢測。檢測從工件表面到硬度降到50HRC那一點的距離。這就是有效硬化深度?；瘜W(xué)熱處理工件的表面硬度檢測與表面淬火熱處理工件的硬度檢測相近，都可以用維氏硬度計、表面洛氏硬度計或洛氏硬度計來檢測，數(shù)顯硬度機批量定制，只是滲氮厚的厚度較薄，一般不大于，這時就不能再采用洛氏硬度計了。3、局部熱處理零件如果局部硬度要求較高，可用感應(yīng)加熱等方式進行局部淬火熱處理，數(shù)顯硬度機批量定制。HRB：是采用100kg載荷和直徑，數(shù)顯硬度機批量定制，求得的硬度，用于硬度較低的材料（如退火鋼、鑄鐵等）。數(shù)顯硬度機批量定制</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="數(shù)顯硬度機批量定制,硬度機" src="http://tyunfile.71360.com/UploadFile/shangcai/637127776404941406/5970398.jpg"></div><p> 使目鏡內(nèi)觀察到的兩刻線相近移動。當(dāng)兩刻線邊緣相近時，透光縫隙逐漸減少，當(dāng)兩刻線間處于無光隙的臨界狀態(tài)時，按下[CL]鍵清零。(15)轉(zhuǎn)動左側(cè)鼓輪使鼓輪左邊刻線對準壓痕一角，再轉(zhuǎn)動右側(cè)鼓輪，兩刻線分離，使右側(cè)刻線對準壓痕另一角。當(dāng)刻線對準壓痕對角線無誤時，就按下測微目鏡下方的按鈕輸入，并在顯示屏的D1后顯示。(16)當(dāng)右側(cè)鼓輪轉(zhuǎn)動時，LCD屏上D1后的數(shù)字閃爍，表示結(jié)果還未輸入，當(dāng)結(jié)果輸入后就不再閃爍，光標轉(zhuǎn)入D2。按上述要求，再次測定另一對角線長度。此時LCD屏HV硬度值就同時顯示。注:壓痕會由于樣品的表面粗糙不平或平整度差異或多或少地發(fā)生變形，所以測量對角線應(yīng)在兩個垂直方向上進行，取其算術(shù)平均值。(當(dāng)進行努氏硬度試驗時，只需測試長對角線長度，HK硬度值就立即顯示。)(17)本次測量完成后，才能進行下一次試驗。如果本次測量結(jié)果不滿意，可重復(fù)進行測量或按[SPECI]、[RESET]復(fù)位鍵重新進行試驗。(此時測微目鏡刻線需重新對零)(18)當(dāng)LCD屏顯示測量次數(shù)N≥1時，可按[SPECI]、[PRI]打印鍵，測試結(jié)果從打印機(24)中打印輸出。***次試驗結(jié)果(N=O)不予打印。(19)當(dāng)在目鏡中觀察到壓痕太小或太大影響測量時，需重新選擇試驗力，轉(zhuǎn)動試驗力變換手輪。全自動維氏硬度機技術(shù)參數(shù)觸屏技術(shù)可更簡單、更經(jīng)濟地實現(xiàn)檢驗過程的記錄、顯示、控制和數(shù)據(jù)的存儲。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="數(shù)顯硬度機批量定制,硬度機" src="http://tyunfile.71360.com/UploadFile/shangcai/637127776486337890/6954563.jpg"></div><p> 因價格頗高,於制刀業(yè)則多被應(yīng)用於刀匠之手制dao具。VG-1060~62日本“武生特制鋼”之「V金10號」不鋼材,乃「V金」,系鋼材之***級別,含碳量約1%,含鉬,經(jīng)熱處理後可達HRc60-62之硬度。VG-10加工性優(yōu),韌性及耐蝕性皆強,多被應(yīng)用於日制之質(zhì)量dao具。★AUS8(8A):“愛知制鋼”所開發(fā)的質(zhì)量不銹鋼材,耐蝕性,刀鋒耐損性及韌性皆達優(yōu)異水平,多被應(yīng)用於制作質(zhì)量dao具。AUS鋼種分為10A(含碳量約1%),8A(含量)及6A(含碳量約)三種。8A經(jīng)熱處理後硬度可達HRc58~59。★420J2:（ColdStee公司出品）由于其低碳高鉻的組成，是這種鋼材成為制作堅韌抗震刀刃的決佳選擇，同時還具有很好的抗腐蝕能力與不錯的刀鋒保持性。他是一種理想的刀刃材料，可以在各種不同的環(huán)境下使用，如高溫、潮濕、海水等環(huán)境，高量的鉻帶給它***的抗腐蝕能力，也使它成為制造隨身dao具和不需要怎么保養(yǎng)的dao具的上好材料。★4Cr13：國產(chǎn)之質(zhì)量不銹耐酸鋼材，低碳高鉻鋼，廣泛應(yīng)用于弱腐蝕介質(zhì)零件.醫(yī)療工具彈簧.滾動軸承.手術(shù)dao具.外科器械，耐蝕性能力極優(yōu)，加工性極優(yōu)，綜合性能等同于420J2。（國內(nèi)**常用的質(zhì)量鋼材，例如Enlan系列***）★425m:420系鋼材改良(Modified)品種,定名為425M,將含碳量提高至約。</p><p> 如熱處理后的硬度等等。布式硬度(HB)是以一定大小的試驗載荷，將一定直徑的淬硬鋼球或硬質(zhì)合金球壓入被測金屬表面，保持規(guī)定時間，然后卸荷，測量被測表面壓痕直徑。布式硬度值是載荷除以壓痕球形表面積所得的商。一般為:以一定的載荷(一般3000kg)把一定大小(直徑一般為10mm)的淬硬鋼球壓入材料表面，保持一段時間，去載后，負荷與其壓痕面積之比值，即為布氏硬度值(HB)，單位為公斤力/mm2(N/mm2)。(關(guān)于布式硬度(HB)2、HR-洛式硬度洛式硬度(HR-)是以壓痕塑性變形深度來確定硬度值指標。以。當(dāng)HB>450或者試樣過小時，不能采用布氏硬度試驗而改用洛氏硬度計量。它是用一個頂角120°的金剛石圓錐體或直徑為、，在一定載荷下壓入被測材料表面，由壓痕的深度求出材料的硬度。根據(jù)試驗材料硬度的不同，分三種不同的標度來表示:HRA:是采用60kg載荷和鉆石錐壓入器求得的硬度，用于硬度極高的材料(如硬質(zhì)合金等)。HRB:是采用100kg載荷和直徑，求得的硬度，用于硬度較低的材料(如退火鋼、鑄鐵等)。HRC:是采用150kg載荷和鉆石錐壓入器求得的硬度，用于硬度很高的材料(如淬火鋼等)。另外:(1)HRC含意是洛式硬度C標尺，(2)HRC和HB在生產(chǎn)中的應(yīng)用都很***(3)HRC適用范圍HRC20--67。顯微硬度計是采用精密機械技術(shù)和光電技術(shù)的新型顯微維氏和努氏硬度測試儀器。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="數(shù)顯硬度機批量定制,硬度機" src="http://tyunfile.71360.com/UploadFile/shangcai/637127776423798828/843294.jpg"></div><p> 對于表面洛氏硬度，S=。每一洛氏硬度單位對應(yīng)的壓痕深度，洛氏硬度為，表面洛氏硬度為。壓痕越淺，硬度越高。洛氏硬度試驗分為2種，一種是普通洛氏硬度試驗，一種是表面洛氏硬度試驗。洛氏硬度試驗采用1200金剛石圓錐和?、?，采用60kg、100kg、150kg三種試驗力，它們共有九種組合，對應(yīng)于洛氏硬度的九個標尺，即HRA、HRB、HRC、HRD、HRE、HRF、HRG、HRH、HRK。表面洛氏硬度試驗采用1200金剛石圓錐和，采用15kg、30kg、45kg三種試驗力，它們共有六種組合，對應(yīng)于表面洛氏的六個標尺，即HR15N、HR30N、HR45N、HR15N、HR30T、HR45T。洛氏硬度試驗條件如表2－１所示。洛氏硬度標尺的選用如表2－2所示表2－1洛氏硬度試驗條件洛氏硬度標尺技術(shù)條件洛氏硬度標尺硬度符號壓頭類型初試驗力F0（N）主試驗力F1（N）總試驗力F0+F1（N）適用范圍AHRA120°金剛石圓錐20～88HRABHRB20～100HRBCHRC120°金剛石圓錐～70HRCDHRD120°金剛石圓錐40～77HRDEHRE70～100HREFHRF60～100HRFGHRG～94HRGHHRH80～100HRHKHRK～100HRK表面洛氏硬度標尺技術(shù)條件表面洛氏硬度標尺硬度符號壓頭類型初試驗力F0（N）主試驗力F1（N）總試驗力F0+F1。硬度是金屬材料的重要性能指標之一。一般硬度越高，耐磨性越好。全自動維氏硬度機技術(shù)參數(shù)</p><p style="text-indent:25px">差值在±2之內(nèi)的穩(wěn)定數(shù)值，可以給出修正值。數(shù)顯硬度機批量定制</p><p> 4按實驗原理分類可分為布氏、洛氏、肖氏、維氏、里氏、努普、巴氏和劃痕、銼刀以及其他物理檢測方法，如超聲波、磁矯頑力等等。11種常見硬度試驗方法1洛氏硬度（HR）用一個金剛石圓錐（HRC）或經(jīng)硬化的（鎢）鋼球壓頭（HRB等），以10kgf的預(yù)載荷和60,100,或150kgf的主試驗力壓入被測材料表面。2表面洛氏硬度（HR）依據(jù)設(shè)定的標尺，用一個金剛石圓錐或經(jīng)硬化的（鎢）鋼球壓頭壓入被測材料表面。表面洛氏測量應(yīng)用的力值較小，產(chǎn)生的壓痕較淺，多用于相對易碎和很薄的材料中。預(yù)載荷為3kgf，主試驗力為15,30,或45kgf。3維氏硬度（HV）以1-120kgf的試驗力，將相對面夾角為136°的方錐形金剛石壓頭壓入被測材料表面。壓痕則應(yīng)用顯微鏡或USB攝像頭來進行視頻觀測及測量。4顯微維氏硬度（HV）通常以不超過1kgf的試驗力，將相對面夾角為136°的方錐形金剛石壓頭壓入被測材料表面。壓痕則應(yīng)用精密顯微鏡或**辨率的USB攝像頭來進行視頻觀測及測量。600x的放大倍數(shù)是**常見的，1000x的放大倍數(shù)正愈加被***的應(yīng)用。5努氏硬度（HK）通常以不超過1kgf的試驗力，將細長的金剛石椎體壓入被測材料表面。壓痕則應(yīng)用精密顯微鏡或**辨率的USB攝像頭來進行視頻觀測及測量。數(shù)顯硬度機批量定制</p><p> 上海尚材試驗機有限公司是專業(yè)生產(chǎn)各種類型金屬、非金屬材料硬度計的公司，是ISO9001-2015國際質(zhì)量體系認證企業(yè)，是上海市****，是全國鋼標準化技術(shù)委員會力學(xué)分會委員單位之一，并參與了洛氏、布氏和維氏硬度試驗國家標準的修編。公司主要開發(fā)布氏、洛氏、顯微、維氏硬度計，共有30多個品種，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、澳洲等國際市場，深受國內(nèi)外商客青睞。 </p> <p> 公司擁有十?dāng)?shù)年穩(wěn)定研發(fā)團隊，業(yè)內(nèi)專業(yè)顧問團隊。20畝生產(chǎn)基地，5棟標準工業(yè)廠房，坐擁長三角地理優(yōu)勢，堅持5S管理多年。擁有完備的機加工車間，CNC、數(shù)控機床等各類加工設(shè)備逾50臺，專業(yè)技術(shù)工人近80人，制造時間和品質(zhì)掌控在手。公司高度關(guān)注“技術(shù)創(chuàng)新、市場營銷、生產(chǎn)管理、企業(yè)文化”四大領(lǐng)域，將不斷推行“標準化、科學(xué)化、精細化”的現(xiàn)代管理方式，目標將自身打造成“高品位、高效率、高質(zhì)量、優(yōu)服務(wù)”的現(xiàn)代先進制造企業(yè)。 </p> <p> 在“中國制造2025”強國戰(zhàn)略**下，我們立志為自己在世界硬度計行業(yè)占據(jù)一席之地盡全部力量；為振興中國民營制造業(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/3182656.html</p></div></div></div></div></div><div id="kwg3cau" class="page-right twoColRt"><div id="w76aca8" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="9wbpu4i" 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配件哪家強信息推薦自業(yè)物資供應(yīng)" class="vcenter" 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