天气预报 > 机械 > 焊接弯头的标准尺寸规格是什么
焊接弯头的标准尺寸规格是什么
更新时间: 2021-06-02 22:07:53  

1、按角度分,有45°及90°、180°三种最常用的,另外根据工程需要还包括60°等其他非正常角度弯头。

2、弯头的材料有铸铁、不锈钢、合金钢、可煅铸铁、碳钢、有色金属及塑料等。弯头标准表显示,按照生产工艺可分为:焊接弯头、冲压弯头、推制弯头、铸造弯头等。

关键词: 焊接 弯头 标准 尺寸 规格 什么

焊接弯头的标准尺寸规格是什么相关经验

天气预报

最新推荐

页面:/news/view-389287/ | 耗时:0.1244 s | 内存:2.11 MB | 查询:5 | 缓存读取:3 写入:1 | 加载文件:25
select * from tbl_Articles WHERE ArticleID=389287 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=389287 LIMIT 0,1
select * from tbl_Articles_sphinx where id=389287 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1952878,1058380,2488808,1192574,593686,2029282,1134464,947689,3082907,1209759,1679446,3981527,2050383,3490519,1081164,688319,1044377,3290717,1196728,2576739,1929994,3322930,1598527,3654332,1132250,3478175,744746,1847473,1064152,625300) ORDER BY field (ArticleID,1952878,1058380,2488808,1192574,593686,2029282,1134464,947689,3082907,1209759,1679446,3981527,2050383,3490519,1081164,688319,1044377,3290717,1196728,2576739,1929994,3322930,1598527,3654332,1132250,3478175,744746,1847473,1064152,625300)
SELECT * FROM tbl_categories where CategoryID=90033 LIMIT 0,1