85#碳素鋼特種鋼板-碳素鋼/模具鋼系列
專業(yè)為您提供碳素鋼/模具鋼系列牌號(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\/85"; 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); }); }(); 85號(hào)鋼是一種碳素彈簧鋼材料。碳C 0.82~0.90硅Si0.17~0.37錳Mn0.50~0.8085號(hào)鋼介紹標(biāo)準(zhǔn):GB/T1222-2007●特性及適用范圍:85號(hào)鋼強(qiáng)度、硬度比其他高碳結(jié)構(gòu)鋼要高,但彈性略低,其創(chuàng)收性能與65、70、75、80鋼均相似,淬透性也不高,在油中臨界淬透直徑為9-23mm。85號(hào)鋼適用于制造截面尺寸不大與承受強(qiáng)度不太高的振動(dòng)彈簧,如鐵道車輛、汽車、拖拉機(jī)及一般機(jī)械上的扁形彈簧和圓形螺旋彈簧以及其他用途的彈簧鋼絲和鋼帶等。含碳量最高的高碳結(jié)構(gòu)鋼,強(qiáng)度.硬度比其他高碳鋼高,但彈性略低,,但彈性略低,其他性能65.70.75.80鋼相近似。淬透性不高。 鐵道車輛.扁形板彈簧.圓形螺旋彈簧.鋼絲.鋼帶等?;瘜W(xué)成分●化學(xué)成份:硫 S :≤0.035磷 P :≤0.035鉻 Cr:≤0.25鎳 Ni:≤0.25銅 Cu:≤0.25力學(xué)性能●力學(xué)性能:抗拉強(qiáng)度 σb (MPa):≥1127(115)屈服強(qiáng)度 σs (MPa):≥980(100)伸長(zhǎng)率 δ10 (%):≥6斷面收縮率 ψ (%):≥30硬度:熱軋≤302HB;冷拉+熱處理≤321HB;退火鋼≤255硬度HBS:未熱處理≤269;退火鋼≤229,試樣毛坯尺寸:25mm試樣毛坯尺寸/mm:試樣●熱處理規(guī)范及金相組織:熱處理規(guī)范:淬火820℃±20℃,油冷; 回火480℃±50℃(特殊需要時(shí),±30℃)。●交貨狀態(tài):熱軋鋼材以熱處理或不熱處理狀態(tài)交貨,冷拉鋼材以熱處理狀態(tài)交貨。