不鏽鋼線籃
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

AWS A5.28ER80S-B8
JIS Z3317
G55A-9C1M
EN 3580-AE CrMo9 B
GB T 8110ER55-G

▎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 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: 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%)

CSi
Mn
PSCrMo
0.080.400.500.0120.0099.001.02

▎Typical Mechanical Properties of Weld Metal

Tensile Strength
N/mm²
Yield Strength
N/mm²
Elongation
%
Charpy V-Notch °CCharpy V-Notch J
640490240
20

▎Size and Suggested Operating Range (AC or DC±)

Diameter (mm)1.0
1.21.41.6
Short-Circuit
Transfer
A80~160100~210
Short-Circuit
Transfer
V16~2217~22
Short-Circuit
Transfer
A180~280200~300210~320220~330-
Short-Circuit
Transfer
V24~3024~3024~3224~32

▎Certification