亚洲日韩久久综合中文字幕-一级片免费观看-亚洲欧美日韩在线不卡-国产在线无码制服丝袜无码-我要看欧美一级毛片-亚洲日韩中文字幕无码一区

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

Industry News
Current Location:Home > News > Industry News

Stainless steel tube test basis

Source:http://www.nhrscx.cn/ Posted on:2017-01-06 10:59:09

Stainless steel pipe fittings, stainless steel pipe caps, stainless steel pipe caps, etc., according to the connection method can be divided into socket (stainless steel pipe fittings, stainless steel pipe fittings, stainless steel pipe fittings, Stainless steel pipe fittings, stainless steel pipe fittings, stainless steel pipe fittings and welded stainless steel pipe fittings four categories. Stainless steel elbow for the pipe where the turn; flange used to pipe and pipe connected to each other parts, connected to the pipe end, stainless steel tee pipe for the three tubes where the collection; stainless steel tube used for the four pipe collection Place; stainless steel reducer pipe for different diameter pipe connected to the two places. The main stainless steel: 304,304 L, 316 |, 316L

Stainless steel pipe testing standards are as follows:

EJ / T 403-1999 Technical specifications for large diameter arc welded stainless steel tubes and fittings for primary circuit system of pressurized water reactor nuclear power plant

(Piping engineering - Stainless steel fittings with threads identical to ISO 7-1 standard) NF E29-600-2009

Specification for electric arc welding of austenitic stainless steel fittings for the conveyance of liquids BS 4677-1985

Stainless steel fittings for the food and chemical industry - Threaded pipe joints with expanded and welded joints (ISO 11851: 2002);

Stainless steel fittings for use in aseptic, food and chemical industries - Part 3: Sanitary tubing clamps for pipe connections (ISO 11853-3: 1990);

Stainless steel for nuclear power plants for pressurized water reactors - Part 12: Welded stainless steel fittings, class 1,2,3 austenitic, welded with filler metal

Stainless steel pipe fittings are all kinds of stainless steel pipe connection of the workpiece, according to the shape, use, connection, etc. are divided into different categories. With easy installation, high performance, durability and other characteristics, in a variety of pipeline construction and installation of a wide range of applications.

Stainless steel pipe fittings can be divided into stainless steel tee, stainless steel flange, stainless steel head, stainless steel elbow, stainless steel cap, stainless steel head and so on.




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: 日本不卡一区二区三区| 国产成人精品aa毛片| 无码毛片aaa在线| 日本孕妇潮喷高潮视频| 久久99亚洲精品久久久久| 国产精品久久无码一区| 中出人妻一区二区| 曰本女人与公拘交酡| 免费观看一区二区三区毛片软件| 亚洲精品嫩草研究院久久| 亚洲国产精品无码第一区二区三区 | 日韩精品一区二区三区高清电影| 青青草国产精品亚洲| 久久精品aⅴ无码中文字字幕不卡 久久精品av国产一区二区 | 日本高清视频色wwwwww色| 欧美精品一区二区蜜臀亚洲| 国产露脸150部国语对白| 伊人久久大香线蕉影院| 亚洲国产成人久久综合电影| 日本一道一区二区视频| 久久草草亚洲蜜桃臀| 国产国拍亚洲精品av| 超碰国产天天做天天爽| 久久成人国产精品一区二区| 国产精品麻豆va在线播放| 米奇777四色精品人人爽| 99久久国语露脸精品国产| 亚洲美女做爰av人体图片| 日本人妻视频一区二区乱码天码| 久久99久久99精品免视看动漫 | 久久99国产精品尤物| 丰满五十路熟女正在播放| 成人品视频观看在线| 亚洲成a人片在线观看国产| 人妻少妇久久中文字幕一区二区 | 国产精品久久国产精品99盘| 久久国产精品免费一区二区三区| 久青草影院在线观看国产| 国产乱码一区二区三区免费| 美女极度色诱视频国产| 色琪琪丁香婷婷综合久久|