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KMS-72

Shielding Gas: 75%Ar+25%He
KMS-72 is 55%Ni-44%Cr alloy. The excellent corrosion resistance at high temperature due to high Cr content in atmospheres containing sulfur and vanadium.

Catalog Packaging

▎Classification

AWS A5.14/A5.14MERNiCr-4
JIS Z3334SNi6072
EN ISO 18274S Ni 6072
GB T15620S Ni 6072

▎Applications and Features

  • KMS-72 is 55%Ni-44%Cr alloy.
  • The excellent corrosion resistance at high temperature due to high Cr content in atmospheres containing sulfur and vanadium.
  • Suitable for welding Inconel 671 and 690 alloy.
  • Ideal for cladding the water cooled wall of boiler with sulfur fuel .

▎Welding Position

焊接姿勢
焊接姿勢
焊接姿勢
焊接姿勢
焊接姿勢
焊接姿勢
焊接姿勢
焊接姿勢
銲接姿勢
銲接姿勢
焊接姿勢
焊接姿勢

▎Welding Instruction

  • Clean surface of base metal before welding.
  • Heat input should be controlled as low as possible.
  • For other instructions, please refer to Appendix B.

▎Application

Ideal for cladding the water cooled wall of boiler with sulfur fuel .

▎Typical Chemical Composition of Wire (wt%)

CSiMnPSCrTiFeNi
0.020.020.090.0030.00142.420.540.0856.50

▎Typical Mechanical Properties of Weld Metal

Tensile Strength N/mm²Yield Strength
N/mm²		Elongation
%		Charpy V-Notch
℃		Charpy V-Notch
J
73555840––

▎Size and Suggested Operating Range (DC+)

Diameter (mm)0.80.91.21.6
Current (A)140-180160-200190-230200-250
Voltage (V)24-2725-2826-3029-33

▎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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