国产精品偷拍-国产精品图片-国产精品臀控福利在线观看-国产精品外围在线观看-国产精品网站在线观看-国产精品网站在线观看免费传媒

 Your current location: > Home  >Products  >Sizing mill
Circular Stand
Hits:1250  Addtiime:2019/10/21 [Print] [Back]

Sizing machine frame is steel pipe seamless steel pipe production line important forming tool, in seamless steel tube production line, the technological process for the usual:

Perforation, extension, sizing, cooling, straightening

A sizing machine, can be divided into the following several parts from the use of functions:

1. A frame shell

2. With a roll of three roll shaft

3. Cooling water

4. Dry oil lubrication piping

In the sizing, through the pass the pipe from frame three roll center, was rolling on the surface of steel pipe by changing the frame groove, so as to get qualified product diameter and wall thickness of ideal steel pipe.

From the frame body shape, can be divided into square frame and circular frame two.

The company for domestic and foreign customers making sizing equipment machine, the production practice examination, prove its reached the advanced level in terms of performance, accuracy, processing quality, assembly quality etc.. 


Copyright © 2019    Copyright Wuxi Ruier Precision Machinery Co., Ltd.  蘇ICP備09073427號-3

主站蜘蛛池模板: 天天舔| 亚洲综合久久久久久888 | 91精品中文字幕 | 特级毛片在线大全免费播放 | 91资源在线视频 | 欧美性视频一区二区三区 | 国产精品12p| 亚洲国产成人久久综合区 | a毛片全部免费播放 | 亚欧在线免费观看 | 性生大片一级毛片免费观看 | 一级国产20岁美女毛片 | 9999在线视频 | 中文字幕一区二区三区在线播放 | 国产亚洲欧美日韩v在线 | 免费福利小视频 | 四虎永久免费地址在线网站 | 福利网站在线播放 | 国产综合精品久久久久成人影 | 兽皇在线观看 | 毛片女女女女女女女女女 | 国产伦精品一区二区三区免费观看 | 在线看一区二区 | 国产欧美精品一区二区三区–老狼 | 日本精品一区二区三本中文 | 激情五月婷婷红人馆 | 日韩三级不卡 | 国产精品欧美日韩精品 | 日韩精品亚洲精品485页 | 久久99国产乱子伦精品免费 | 国产免费成人在线视频 | 久久国产午夜精品理论片34页 | 久久久网站 | 福利视频在线播放 | 天天综合天天综合色在线 | 特黄日韩免费一区二区三区 | 精品日本久久久久久久久久 | 日本精品视频一区二区三区 | 午夜视频网址 | 久久一本精品久久精品66 | 欧美日韩在线网站 |