10SPB20合金圓鋼-易切削鋼
專業(yè)為您提供易切削鋼牌號,材質單,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\/10SPB20"; 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); }); }(); 簡介 10SPb20易切鋼 簡介牌號:10SPb20標準:GB/T 3077-1999 化學成份:碳C :0.42~0.49硅Si:0.17~0.37錳Mn:0.50~0.80硫S :≤0.025磷P :≤0.025鉻Cr:0.80~1.10鎳Ni:1.30~1.80銅Cu:≤0.25釩V :0.10~0.20鉬Mo:0.20~0.30力學性能:抗拉強度 σb (MPa):≥1470(150)屈服強度 σs (MPa):≥1325(135)斷面收縮率 ψ (%):≥35沖擊韌性值 αkv (J/cm2):≥39(4)10SPb20交貨狀態(tài):以熱處理(正火、退火或高溫回火)或不熱處理狀態(tài)交貨,交貨狀態(tài)應在保質書中注明?!?0SPb20特征與用途:10SPb20是一種低合金超高強度鋼,鋼的淬透性高,油中臨界淬透直徑為60mm(96%馬氏體),鋼在淬火回火后可獲得很高的強度,并具有一定的韌性,且可加工成型;但冷變形塑性與焊接性較低??垢g性能較差,受回火溫度的影響,使用溫度不宜過高,通常均在淬火、低溫(或中溫)回火后使用