99re4在线免费播放-国产精品午夜免费观看-天天干天天色天天爱-男人和女人桶鸡鸡的视频

Hello! Welcome to Wenzhou Longsheng Stainless Steel Products Co., Ltd.

Industry News
Current Location:Home > News > Industry News

The manufacture of stainless steel head size

Source:http://www.yuhangep.com/ Posted on:2016-12-05 23:41:30

Stainless steel head and stainless steel elbow, stainless steel tee technology is not the same

  Stainless steel head size of the manufacture:

 Size of the head (reducer) is used for pipe diameter at a tube. Commonly used in the forming process for the reduction of diameter compression, expansion of the diameter or diameter of the expansion of the press, for some sizes of the reducer can also be used stamping. In this case,

  Reduced diameter / expanded diameter forming

 Reduced size of the head forming process is the size of the big end of the same diameter of the tube into the mold, in the axial direction along the tube along the press, the metal along the cavity movement and shrink molding. Depending on the size of reducer diameter, divided into a compression molding or repeated compression molding.

 B. Stamping

 In addition to the use of steel pipe as the raw material consumption of the size of the head, the size of the local specifications of the head can also be used steel stamping process to stop consumption. Stamping die used in the shape of the size of reference to the size of the head surface design, with the punching of the steel after the sheet metal stamping stretch forming. In this case,

The size of the first bond before the application of dry cloth and the socket side of the socket side of the wipe handle, when the appearance of sticky oil to be cleaned with acetone wipe, the following points to note:

 1, control caliber: DIN specification (DN10-DN150), 3A / IDF specification (1/2 "-6"), ISO specification (肖12.7-肖152.4);

 2, the international industrial norms: DIN, ISO, SMS, 3A, IDF, etc.

 3, the product information: stainless steel 304,316,316 L;

 4, the quality and use: the size of the first internal and external use of high-grade polishing equipment, to meet the requirements of the appearance of fine; this product is suitable for dairy, food, beer, beverage, pharmaceutical, cosmetics and other industrial areas;

 5, external processing: the user can request to map, sample processing non-standard products;

 6, Connection: Clamp (fast loading) type, welded, threaded (live access) type. In this case,

 Pay attention to the size of the head is also suitable for environmental dust removal industry in the pipe diameter, are generally rolled steel cutting and welding, pipe diameter varies, the data are generally hot-rolled coil, the application is very good, can save costs.



CONTACT US
  • TEL:0577-86999677
  • FAX:0577-86823321
  • ADD:No.3227 yongqiang road, longwan district, wenzhou city, zhejiang province.
All Rights Reserved 2018 Wenzhou?Longsheng?Stainless?Steel?Co.,Ltd Technical support: Yunding Technology
主站蜘蛛池模板: 日本人妻免费在线观看| 亚洲国产高潮高清一区| 国产精品久久久久久不见| 亚洲91在线视频观看| 亚洲日韩久久久精品少妇| 95免费观看体验区视频| 无码动漫一区二区三区在线观看| 国产精品人成免费国产| 丝袜网站黄免费观看| 久久久久琪琪去精品色一到本 | 精品日韩一区二区三区中文字幕| 色婷婷亚洲一区二区三区| 色综合高清视频欧美在线| 91免费版在线观看网址| 九九视频这里只有精品| 这里全是精品一区二区| 欧美∧亚洲∧日韩精品综合| 午夜免费成人在线播放| 国产精品乱码一区二三| 女人爽到高潮30分钟一次正常吗| 中文字幕乱码亚洲影视| 天天摸天天做天天爽天天舒服 | 国产三级精品三级精品在一区| 国产av在线免费观看网站 | 脚上长一白一白块色的是什么| 医生含着她的乳尖H动漫| 高潮呻吟视频等最新內容| 免费欧美黄片在线观看| 国产中文字二暮区2021综合| 中文字幕日韩精品东京热| 亚洲精品一区二区三区中文| 少妇精品久久久久久久网| 图片区综合区小说区| 看黑人巨大精品欧美一区二 | 久久久久久亚洲女同第一区暖 | 丰满少妇一区二区三区四区| 口述好大好满好硬好爽| 4438丁香五月亚洲最大成人| 国产三级aavv在线观看大尺度| 911精品在线免费观看| 疯狂放荡的少妇免费观看|