sum31合金圓鋼-易切削鋼
專業(yè)為您提供易切削鋼牌號(hào),材質(zhì)單,在線報(bào)價(jià)單 歡迎選購(gòu)
百度百科-驗(yàn)證 if (!window['__abbaidu_2020_subidgetf']) { window['__abbaidu_2020_subidgetf'] = function () { var subid = 01000000; return subid; }; } !function(){ var $ = require('wiki-common:widget/lib/jquery/jquery'); var Dialog = require('wiki-common:widget/ui/dialog/dialog'); var ClickstreamSdk = require('wiki-common:widget/util/clickstreamSdk'); var clickstream = new ClickstreamSdk.default({ appname: 'baike', platform: 'web', device: 'pc', page: 'spam', auto: true }); var sourceUrl = "\/item\/sum31"; var fromPage = "pc_lemma_page_risk_score"; var logParam = { page: 'spam', fromPage: fromPage } clickstream.logActEvent($.extend({}, logParam, {'act_type': 'show'})); function init() { if (window.sdkMachine) { var machineSDK = new window.sdkMachine({ container: document.body, title: '訪問(wèn)異常,請(qǐng)進(jìn)行驗(yàn)證', ak: 'GHm64ouBF7GGAhXNcsae9xiVByAGWhMI', deviceType: 'pc', type: 'spin', testUrl: '', initApiSuccessFn: function() { machineSDK.init(); }, errorFn: function(err) { alert('errfn___' + err.message || '') }, verifySuccessFn: function(result) { $.ajax({ type: 'GET', url: '/api/anticrawl/captchaverify', dataType: 'json', data: { ds: result.ds, passTk: result.tk, clientType: 'pc', tk: "d4b87f38b35a5e84f28e8674b41132db", sourceFrom: fromPage }, success: function(res) { if (res && res.errno === 0 && !res.isSpam) { clickstream.logActEvent($.extend({}, logParam, {'act_type': 'verify-pass'})); if (sourceUrl) { machineSDK.close(); window.location.href = sourceUrl; } } else { var submitInform = Dialog.inform({ icon: 'WARNING', mainMsg: '驗(yàn)證失敗,請(qǐng)重新驗(yàn)證' }); submitInform.show(); setTimeout(function() { submitInform.hide(); }, 3000); machineSDK.close(); init(); } } }); }, verifyFailFn: function() { }, feedbackEvent: function(feedback) { return true; }, }); } }; init(); }(); !function(){ require('wiki-common:widget/component/psLink/psLink'); var clickstream = require('wiki-common:packages/utils/logger'); clickstream.logViewPage({ page: 'all-pc' }); var tmpBaiduId = ''; require(['wiki-common:widget/util/setBaikeTmpBaiduId.es'], function (setBaikeTmpBaiduId, cookie) { setBaikeTmpBaiduId(tmpBaiduId); }); }(); SUM31易切削鋼主要用于制作受力較小而對(duì)尺寸和光潔度要求嚴(yán)格的儀器儀表、手表零件、汽車、機(jī)床和其他各種機(jī)器上使用的,對(duì)尺寸精度和光潔度要求嚴(yán)格,而對(duì)機(jī)械性能要求相對(duì)較低的標(biāo)準(zhǔn)件,如齒輪、軸、螺栓、閥門(mén)、襯套、銷釘、管接頭、彈簧座墊及機(jī)床絲杠、塑料成型模具、外科和牙科手續(xù)用具等。具體如下1.自動(dòng)車床加工、五金沖壓件加工;2.電子工業(yè)、光線纖接頭、光碟機(jī)、掃描儀、醫(yī)療用器材;3家用電器、儀器儀表行業(yè);4.辦公設(shè)備(電腦、影印機(jī)、相機(jī)、傳真機(jī)等);5.鐘表元件、眼鏡;6.電子端子針、計(jì)時(shí)器、化油器;7.裝飾品、燈飾品、汽車、機(jī)車、鏈條;8.清潔車掃具、玩具;9.筆類、手袋配件、皮帶扣、漁具等;10.雙頭螺栓、螺釘、螺母、管接頭、彈簧座等。 SUM31易切削鋼執(zhí)行標(biāo)準(zhǔn)JIS G 4804-1999 SUM31易切削鋼化學(xué)成分: 碳C:0.14~0.20錳Mn:1.00~1.30磷P:0.040硫S:0.08~0.13