亚洲综合天堂网,看看的在线视频国产,国产精品久久一区二区三区,成人精品一区二区久久久,伊人婷婷涩六月丁香七月,男女男精品视频在线观看

免費發布分類信息網,今天是2025年8月15日!

榮昌銅合金機械性能測試

信息編號:63937801 發布時間:2025/8/15 10:57:33
重慶科洋檢驗有限公司是一家依法成立并能夠承擔相應法律責任的第三方檢測中心。支持全國上門取貨、寄樣檢測,檢測周期短費用低,歡迎來電咨詢!
根據黃銅中所含合金元素種類的不同,黃銅分為普通黃銅和特殊黃銅兩種。壓力加工用的黃銅稱為變形黃銅。黃銅以鋅作主要添加元素的銅合金﹐具有美觀的黃色﹐統稱黃銅。銅鋅二元合金稱普通黃銅或稱簡單黃銅。三元以上的黃銅稱特殊黃銅或稱復雜黃銅。含鋅低於36%的黃銅合金由固溶體組成﹐具有良好的冷加工性能﹐如含鋅30%的黃銅常用來制作彈殼﹐俗稱彈殼黃銅或七三黃銅。含鋅在3642%之間的黃銅合金由和固溶體組成﹐其中常用的是含鋅40%的六四黃銅。
以下是“榮昌銅合金機械性能測試”信息發布人聯系方式:

關于我們 | 服務協議 | 廣告服務 | 招聘信息 | 聯系我們 | 免責聲明 | 使用幫助 | 反饋建議

818同城網 免費發布信息網 1粵ICP備11019348號-2

粵公網安備 44510202000002號

主站蜘蛛池模板: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |