45wcrv7合金圓鋼-工具鋼
專業(yè)為您提供工具鋼牌號,材質(zhì)單,在線報價單 歡迎選購
百度百科-驗證 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\/45wcrv7"; 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: '訪問異常,請進(jìn)行驗證', 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: '驗證失敗,請重新驗證' }); 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); }); }(); 45WCrV7 是德國標(biāo)準(zhǔn)牌號的世界各國通用的抗震工具鋼。該鋼耐沖擊性佳, 具有適當(dāng)?shù)挠捕燃傲己玫捻g性。外文名 45WCrV7 供貨狀態(tài) 退火態(tài), 硬度約230HBS 退火溫度 790 ~ 330°C 預(yù)熱溫度 650℃材料簡介概述45WCrV745WCrV7供貨狀態(tài)退火態(tài), 硬度約230HBS化學(xué)成分該鋼的化學(xué)成分(質(zhì)量分?jǐn)?shù)): C0.40% ~o.50%、si0.80% ~1.00%、Mn≤0.40%、Cr1.00% -1_30% 、w1. 80% ~2.1o% [1] 參考對應(yīng)牌號中國GB 標(biāo)準(zhǔn)牌號4Crw2si、韓國KS標(biāo)準(zhǔn)牌號sTs41、德國DIN 材料編號1. 2541f/1. 2542、德國DIN 標(biāo)準(zhǔn)牌號35wCrV7/45WCrv7、?本JIS標(biāo)準(zhǔn)牌號SKs41、英國Bs標(biāo)準(zhǔn)牌號Bs1、意?利UNI標(biāo)準(zhǔn)牌號45WCrv8KU、瑞典Ss標(biāo)準(zhǔn)牌號2710、西班?UNE標(biāo)準(zhǔn)牌號45WCrsi8、法國NF標(biāo)準(zhǔn)牌23415sWC20、美國AISI 標(biāo)準(zhǔn)牌號S1、俄羅斯T〇cT 標(biāo)準(zhǔn)牌號4xB2C。 [2] 工藝規(guī)范退火規(guī)范退火溫度790 ~ 330°C, 以≤15°C/h 的冷速冷?約510℃, 出爐空冷, 硬度≤229HBW去應(yīng)力退火規(guī)范退火溫度,650℃~675°C , 空冷淬火、回火規(guī)范預(yù)熱溫度650℃, 每25mm 保持約20min, 奧?體化溫度900~955T3, 每25mm約20min, 油冷回火溫度205 ~650℃, 每25mm保持約30min, 空冷, 硬度56 ~48HRC典型應(yīng)用舉例1) 適用于冷沖壓沖裁模、沖頭2) 適用于剪切?模、裁剪?具3〕適用于熱鍛模沖頭等