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Oil drilling parts
AISI4145×AISI1340×AISI4145
φ130.2×t18
Flash butt welding- Low bonding strength, use not possible for long parts- Excavation depth limit of 2,000 m
- Improved bonding strength with pressure welding- Excavation possible to depth of 12,000 m
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A6063×A6063
Inconel713C×SCM440H
SCM415×SCM415
SKH51×SCM435
Stable, complete joints are realized, even when combining dissimilar metals or nonferrous metals.
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