精品久久国产视频I久艹在线观看视频I57pao国产精品一区I香蕉网在线视频I久久久无码一区二区三区I催眠美妇肉奴系统I久久九九国产I九九爱国产I成人av首页I亚洲成人av网址I国产援交I亚洲性猛交I又紧又爽I亚洲成人一级电影I成年人在线视频I成熟人妻av无码专区I欧美自拍偷拍一区I青青草自拍视频I青青操狠狠干I亚洲综合精品一区I欧美猛交免费I中国老太婆性做爰I欧美日韩蜜桃I亚洲黄在线I国内乱子对白免费在线

Welcome to Handan Jinggong construction anchor Manufacturing Co., Ltd!
    Delivery guarantee  Exchange guarantee  

How to evaluate the quality of high strength large hexagon head bolt connection pair for steel structure connection?

Clicks:25762020-09-27 15:40:02　

1. Tensile test of bolt: when the test tension reaches the tensile load specified in GB / t3098.1, it shall not be broken.
【Responsible Editors:】(Top) Return to the top of the page

Last article:How to use chemical anchor bolt to reinforce concrete crack?

 +86-400-021-5595
About

COMPANY PROFILE
CULTURE
CASES
Product

Wedge Anchors
Chemical anchor bolt
Casing gecko
Three, four geckos
Stainless steel series
Expansion series
Contact us

Address: Southwest Industrial Park, Yongnian District, Handan City, Hebei Province
Contact: manager Du
Mobile: +86 13932093786
Email: hdjinggong@aliyun.com
Scan, visit mobile phone station

Scan, visit mobile phone station

Scan and add wechat communication

Scan and add wechat communication

Copyright ? 2020 Handan Jinggong construction anchorage Manufacturing Co., Ltd All rights reserved.  
  站點地圖
主站蜘蛛池模板： 寿宁县| 连州市| 永仁县| 湖州市| 贵德县| 永年县| 杭锦旗| 乌兰察布市| 遂宁市| 兴山县| 乌拉特后旗| 岳阳市| 黄骅市| 大竹县| 泾川县| 万盛区| 阳原县| 安远县| 镇巴县| 称多县| 安塞县| 芷江| 大宁县| 太湖县| 林周县| 台北市| 大城县| 长岭县| 巨鹿县| 易门县| 化州市| 兖州市| 鄂尔多斯市| 托克托县| 房产| 南平市| 马山县| 米易县| 平凉市| 赤峰市| 台湾省|
在線客服
熱線電話
13932093786

微信公眾賬號
邯鄲市精工建筑錨固制造有限公司,車修壁虎,化學錨栓,套管壁虎,三片、四片壁虎,不銹鋼系列