• <abbr id="cyced"></abbr>
          1. 亚洲成av人片一区二区三区,免费无码av一区二区三区,日韩大片在线永久免费观看网站,日本熟妇中文字幕三级,国产精品女同久久久久电影院,日韩成人无码毛片一区二区,亚洲另类欧美综合久久,精品日产高清卡4卡5区别

            Products & services


            BoTn-R:Special welding wire for repairing tool joint

             Product Introduction

             The lux-cored welding wire is specially developed for the repair of drill pipe tool joint and pipe body. It can be used to repair the hardbanding of the tool joint as a bottom ?ller material. It is also suitable for repairing or rebuilding the diameter of the tool joint.。

            Key Benefits of BoTn-R

            · The performance of the surfacing layer is equivalent to that of the tool joint material..
            · Crack free.
            ·Firmly combined with tool joint base material and hardbanding material.
            · Good compatibility

            ·Excellent weldability

            · Hardness range: HRC30-36

            Main applications of BoTn-R

            ·serve as ?lling material for tool joints before hardbanding repair.
            ·  used to repair the full length OD wear of the tool joint..
            ·   Rebuild the tool joint tong space.

            主站蜘蛛池模板: 好疼太大了太粗太长了视频| 无码人妻丰满熟妇区五十路| 国产97色在线 | 美洲| 在线观看日本高清=区| 黑人巨大精品欧美视频一区 | 乱码卡一卡二新区网站| 青青青青国产免费线在线观看| 人人爽人人澡人人高潮| 欧美奶涨边摸边做爰视频| 欧洲少妇性喷潮| 国产成人欧美亚洲日韩电影| 国产亚洲一卡2卡3卡4卡老狼| 国产女女做受ⅹxx高潮| 精品国产一区二区三区久久久狼| 正在播放的国产a一片| 丰满少妇被猛烈进入| 亚洲精品国产综合久久一线| 天天天狠天天碰天天爱| 东北少妇不带套对白| 国产一区二区三区怡红院| 国产手机在线亚洲精品观看| 性生交大全免费看| 国产精品久久久久久久网| 国产一卡2卡3卡四卡精品网站免费国 | 色yeye香蕉凹凸视频在线观看| 丝袜国产一区av在线观看| 无码丰满人妻熟妇区| 亚洲毛片av日韩av无码| 天堂最新版资源网| 亚洲国产福利一区二区三区| 好了av在线第四综合网站| 男女车车的车车网站w98免费| 色欲av无码一区二区三区| 色妞ww精品视频7777| 又色又爽又高潮免费观看| 天堂最新版在线www| 小12箩利洗澡无码视频网站| 亚洲国产精品久久久就秋霞| 欧美又大粗又爽又黄大片视频| 久久精品成人免费国产片小草| 国产精品无码av一区二区三区|