s55c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,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\/s55c"; 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); }); }(); s55cs55c是日本鋼材牌號。日本鋼材都以S開頭。s55c簡介S55C相當于中國優(yōu)質(zhì)碳素結(jié)構(gòu)鋼55#鋼。與45#鋼一樣屬于中碳鋼高級優(yōu)質(zhì)中碳鋼。該鋼是由電爐、平爐或純氧轉(zhuǎn)爐煉鋼法制造的全靜鋼,具有加工性優(yōu)良、金相組織均勻的特點。該鋼價格便宜,加工容易,適合于高頻淬火、火焰淬火等表面硬化處理。該鋼含碳量(質(zhì)量分數(shù),%)≥0.4,耐磨性優(yōu)良,但延展性減少,淬火易變形和開裂,故淬火極為重要,且回火后必須急冷,以避免發(fā)生回火脆性。該鋼切削困難,需進行球化處理改善切削性能,原則上回火到硬度19~22HRC,以利于機械加工。供貨狀態(tài)及硬度 149~192HBS,183~255HBS,229~285HBS?;瘜W(xué)成分(質(zhì)量分數(shù),%)C 0.52~0.58、Si 0.15~0.35、Mn 0.60~0.90、P≤0.030、S≤0.035、Cu≤0.30、Ni≤0.20、Cr≤0.20. [1] 標準號參考對應(yīng)鋼號 美國AISI標準鋼號1050/1055、日本JIS標準鋼號S50C/S55C、德國DIN標準材料編號1.1730。物理性能沖擊韌性值35J/cm2,抗壓強度350MPa。拉伸強度735MPa典型應(yīng)用1、可用于各種冷作模具的墊板;2、鉆模固定板;3、標準的模板材料等。