KMS-307HM

Shielding Gas: Ar+1~2%O2(CO2)
Weld metal is austenitic structure with 20%Cr-9%Ni-6%Mn.
Suitable for welding work hardening manganese steel and armor plate.

Catalog Packaging

▎Classification

AWS A5.9/A5.9M	–
JIS Z3323	–
EN 14343A	G18 8 Mn
YB T5092	–

▎Applications and Features

Weld metal is austenitic structure with 20%Cr-9%Ni-6%Mn.
6% Manganese (Mn) increases resistance to hot cracking.
Suitable for welding work hardening manganese steel and armor plate.
Designed for joining dissimilar stainless steel.

▎Welding Position

▎Welding Instruction

Use Ar+1~2%O2 for spray transfer and Ar+1~2%CO2 for short-circuit transfer.
For other instructions, please refer to Appendix B and F.

▎Application

Suitable for welding work hardening manganese steel and armor plate.

▎Typical Chemical Composition of Weld Metal (wt%)

C	Si	Mn	P	S	Cr	Ni
0.06	0.41	6.21	0.012	0.010	19.31	8.24

▎Typical Mechanical Properties of Weld Metal

Tensile Strength N/mm²	Yield Strength N/mm²	Elongation %
600	470	42

▎Size and Suggested Operating Range (DC+)

Diameter(mm)	0.8	0.9	1.0	1.2	1.4	1.6
Ar+1~2%CO2	40-120A 15-20V	60-140A 15-21V	80-160A 16-22V	100-210A 17-22V	–	–
Ar+1~2%O2	160-210A 24-28V	170-260A 24-30V	180-280A 24-30V	200-300A 24-30V	210-320A 24-32V	220-330A 24-32V

▎Certification

JISZ3323_TCTW08007

KUANG TAI METAL INDUSTRIAL CO., LTD.

廣泰金屬工業股份有限公司

No.20, Gongye Rd., Erzhen, Guantian Dist.
Tainan City 72042, Taiwan
TEL：886-6-6987615 FAX：886-6-6987315

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