Details

---

KMS-502
Shielding Gas Ar+1~2%O2
It is suitable for welding Cr-Mo heat resistant steel
It is ideal for welding in steel for petro-chemical plants such as ASTM A387Gr.5 and JIS SCMV6

Classification


Application and Features 

• It is suitable for welding Cr-Mo heat resistant steel.
• Weld metal contains 5%Cr-0.5%Mo.
• It is ideal for welding in steel for petro-chemical plants such as ASTM A387Gr.5 and JIS SCMV6

Welding Position


Welding Instruction

1. Clean up the contaminations on the steel before welding.
2. It provides high hardenability with air cooling. Preheat and PWHT are required.
3. Preheat and interpass temperature are: 160~190°C, PWHT: 840~870°C.
4. Please refer to Appendix B

 Application
- It is ideal for welding in steel for petro-chemical plants such as ASTM A387Gr.5 and JIS SCMV6

Typical Chemical Composition of Weld Metal (wt%)


Typical Mechanical Properties of Weld Metal


Size and Suggested Operation Range (AC or DC±)