Details

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KMS-505
Shielding Gas Ar+1~2%O2
It is ideal for welding heat resistant steel of high temperature/pressure equipment, such as ASTM A219-T9 and A385-P9

Classification


Applications and Features

• It is suitable for welding Cr-Mo steel
• Weld metal contains 9%Cr-1%Mo
• It is ideal for welding heat resistant steel of high temperature/pressure equipment, such as ASTM A219-T9 and A385-P9

Welding Position


Welding Instrution

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: 177~232°C, PWHT: 840~870°C
4. Please refer to Appendix A

 Application
- It is ideal for welding heat resistant steel of high temperature/pressure equipment, such as ASTM A219-T9 and A385-P9

Typical Chemical Composition of  Weld Metal (wt%)


Typical Mechanical Properties of  Weld Metal


Size and Suggested Operating Range (DC+)