中文字幕亚洲综合久久菠萝蜜|中文字幕精品无码一区二区三区|国产成人精品第一区二区三区|亚洲精品无码久久毛片波多野吉衣

產(chǎn)品列表PRODUCTS LIST

聯(lián)系信息

  • 電話:
    189-2580-2250
  • 傳真:
    18925802250
  • 服務(wù)熱線:
    0769-82205353
SAE J2721
點(diǎn)擊次數(shù):1077 更新時(shí)間:2019-10-15

SAE J2721

本頁面標(biāo)準(zhǔn)信息均來源于網(wǎng)絡(luò)收集,或由參與標(biāo)準(zhǔn)制定的供應(yīng)商提供,只作為參考使用,為確保測(cè)試結(jié)果的準(zhǔn)確性、節(jié)省您的時(shí)間,如需SAE J2721標(biāo)準(zhǔn)詳細(xì)信息或SAE J2721具體測(cè)試方法,請(qǐng)與我們技術(shù)人員聯(lián)系或給我們留言,我們將為您提供相關(guān)的技術(shù)支持。

 

SAE J2721標(biāo)準(zhǔn)簡(jiǎn)介

This document establishes recommended practices to validate acceptable corrosion performance of metallic components and assemblies used in medium truck, heavy truck, and bus and trailer applications. The focus of the document is methods of accelerated testing and evaluation of results. A variety of test procedures are provided that are appropriate for testing components at various locations on the vehicle. The procedures incorporate cyclic conditions including corrosive chemicals, drying, humidity, and abrasive exposure. These procedures are intended to be effective in evaluating a variety of corrosion mechanisms as listed in Table 1. Test duration may be adjusted to achieve any desired level of exposure. Aggravating conditions such as joint rotation, mechanical stress, and temperature extremes are also considered. This document does not address the chemistry of corrosion or methods of corrosion prevention. For information in these areas, refer to SAE J447 or similar standard.

kingjo-FOG鹽霧試驗(yàn)箱用于SAE J2721鹽霧測(cè)試的流程

HONGZHAN-FOG鹽霧試驗(yàn)箱用于SAE J2721鹽霧測(cè)試的流程

kingjo-FOG鹽霧試驗(yàn)箱用于SAE J2721鹽霧測(cè)試的流程

上一篇:T/CSAE 71-2018

下一篇:SAE J2412-2015

返回列表>>

粵公網(wǎng)安備44190002001386號(hào)

亚洲乱码精品久久久久..| 国产freexxxx性播放麻豆| 私人情侣网站中文| 女人的天堂av青青草| 精品久久久bbbb人妻| 在线天堂资源www在线中文| 伊人热热久久原色播放WWW| 男人的天堂av网站| 亚洲精品乱码久久久久蜜桃| 亚洲国产成人精品无码区花野真一 | 亚洲午夜久久久久妓女影院| 国产精选污视频在线观看| 亚洲综合一区无码精品| 女女女女bbbbbb毛片在线| 久久久久国产综合av天堂| 这里只有精品自拍视频| 国产高跟黑色丝袜在线| 色先锋资源久久综合5566| 国产成人精品电影在线观看| 日韩av无码免费播放| 少妇厨房愉情理9仑片视频| 护士奶头又白又大又好摸视频| av免费不卡国产观看| 精品蜜臀久久久久99网站| 狠狠色丁香久久婷婷综合五月 | ww国产内射精品后入国产| 亚洲欧美日韩在线一区| 亚洲美女av一区二区| 国产精品偷窥熟女精品视频| 免费天堂网av手机版| 18禁勿入网站入口永久| 男人j进入女人j内部免费网站| 人人妻人人澡av天堂香蕉| 亚洲国产日韩一区三区| 欧美高大丰满freesex| 国产一级做a爱视频在线| 99久久国产综合精品五月天喷水 | 亚洲av无码一区二区三区电影| 99久9在线视频 | 传媒| 亚洲av久久无码精品九九| 久久久久久曰本av免费免费|