304H特殊不銹鋼-奧氏體不銹鋼300系列
專業(yè)為您提供奧氏體不銹鋼300系列牌號(hào),材質(zhì)單,在線報(bào)價(jià)單 歡迎選購
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\/304H"; 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(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); }); }(); 304H 304H 特點(diǎn):不銹耐熱鋼,具有良好的彎管、焊接工藝性能,耐腐蝕性,高的持久強(qiáng)度和組織穩(wěn)定性,冷變形能力非常好。使用溫度最高可達(dá)650℃,抗氧化溫度最高可達(dá)850℃304H中的H 指的是高溫,高含碳量就是高溫強(qiáng)度的保障,GB150要求奧氏體鋼用在525度以上時(shí),含碳量不小于0.04%,碳化物是強(qiáng)化相,尤其是高溫強(qiáng)度優(yōu)于純奧氏體。 PRODUCT PARAMETERS 產(chǎn)品參數(shù) 化學(xué)成分 成分 C Si Mn P S Ni Cr 最小值 0.04 - - - - 8 18 最大值 0.1 1 2 0.045 0.03 11 20 性能 拉強(qiáng)度(Mpa) 620 MIN 屈服強(qiáng)度(Mpa) 310 MIN 伸長率(%) 30 MIN 面積縮減(%) 40 MIN