精品久久综合1区2区3区激情_久久综合精品国产一区二区三区无码_后进式无遮挡啪啪摇乳动态图_国产夫妇肉麻对白_国产内射老熟女aaaa

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.