KMS-320LR

Shielding Gas: Ar+1~2%O2(CO2)
Weld metal is austenitic structure with 20%Cr-34%Ni-2.5%Mo-3.5%Cu-Nb.
Ideal for welding similar metals in wrought and cast forms, such as Alloy 20..

Catalog Packaging

▎Classification

AWS A5.9/A5.9M	ER320LR
JIS Z3321	YS320LR
EN ISO 14343-A	SS320LR
YB T5092	H019Cr20Ni34Mo2Cu3Nb

▎Applications and Features

Weld metal is austenitic structure with 20%Cr-34%Ni-2.5%Mo-3.5%Cu-Nb.
Weld metal provides exceptionally good corrosion resistance to a wide range of chemical environments.
Ideal for welding similar metals in wrought and cast forms, such as Alloy 20..

▎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

Ideal for welding similar metals in wrought and cast forms, such as Alloy 20.

▎Typical Chemical Composition of Weld Metal (wt%)

C	Si	Mn	P	S	Cr	Ni	Mo	Nb	Cu
0.01	0.08	1.71	0.011	0.001	19.81	32.89	2.37	0.25	3.33

▎Typical Mechanical Properties of Weld Metal

Tensile Strength N/mm²	Tensile Strength N/mm²	Elongation %
600	400	39

▎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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