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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\/NS334"; 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); }); }(); NS334  NS334是一種含鎢的鎳鉻鉬合金，其硅、碳的含量極低。NS334的特點是：●在氧化和還原狀態(tài)下，對大多數(shù)腐蝕介質(zhì)具有優(yōu)異的耐腐蝕性?！癯錾哪忘c腐蝕、縫隙腐蝕和應(yīng)力腐蝕開裂性能。NS334的應(yīng)用領(lǐng)域：在化工和石化領(lǐng)域得到了廣泛的應(yīng)用，如應(yīng)用在接觸含氯化物有機物的元件和催化系統(tǒng)中。這種材料尤其適合在高溫、混有雜質(zhì)的無機酸和有機酸（如甲酸和乙酸）、海水腐蝕環(huán)境中使用。其它應(yīng)用領(lǐng)域：●紙漿和造紙工業(yè)，如煮解和漂白容器●FGD系統(tǒng)中的洗滌塔、再加熱器、濕汽風(fēng)扇等●在酸性氣體環(huán)境中作業(yè)的設(shè)備和元件●乙酸和酸性產(chǎn)品的反應(yīng)器●硫酸冷凝器●亞甲二苯異氰酸鹽（MDI）●不純磷酸的生產(chǎn)和加工NS334牌號和標(biāo)準(zhǔn)：牌號和標(biāo)準(zhǔn)材料牌號技術(shù)規(guī)范化學(xué)成分管材板材棒材帶材焊絲鍛件無縫管焊接管法國AFNORNC17D        德國DINVdTüVW.Nr.2.4819NiMo16Cr15W1774442417751 177504241775242417750424 英國BS EN         美國ASTMASMEUNS N10276 B622SB622B619/626SB619/626B575SB575B574SB574B575SB575 B366SB366ISONiMo16Cr15Fe6W4        NS334化學(xué)成分： 鎳Ni鉻Cr鐵Fe碳C錳Mn硅Si鉬Mo鎢W鈷Co釩V磷P硫S最小值余量15.04.0   15.03.0 0.1  最大值16.57.00.011.00.0817.04.5