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KMS-718

Shielding Gas:75%Ar+25%He
KMS-718 is 52%Ni-18%Fe-19%Cr-5%Nb-3%Mo-1%Ti alloy. High tensile strength and ductility at 700℃, and good resistance to stress corrosion crack.

Catalog Packaging

▎Classification

AWS A5.14/A5.14MERNiFeCr-2
JIS Z3334SNi7718
EN ISO 18274S Ni 7718
GB T15620S Ni 7718

▎Applications and Features

  • KMS-718 is 52%Ni-18%Fe-19%Cr-5%Nb-3%Mo-1%Ti alloy.
  • High tensile strength and ductility at 700℃, and good resistance to stress corrosion crack.
  • Suitable for welding Inconel alloys 718, 706 and X-750.
  • Ideal for welding aircraft high strength components and liquid rocket components exposed to cryogenic temperatures.

▎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 welding aircraft high strength components and liquid rocket components exposed to cryogenic temperatures.

▎Typical Chemical Composition of Wire (wt%)

CSiMnPSCrMoTiAlFeNbNi
0.040.050.060.0040.00117.363.031.010.4420.005.3052.50

▎Typical Mechanical Properties of Weld Metal

Tensile Strength N/mm²Yield Strength
N/mm²		Elongation
%		Charpy V-Notch
℃		Charpy V-Notch
J
1220105512––

▎Size and Suggested Operating Range (DC+)

線徑(mm)
0.80.91.21.6
電流(A)140-180160-200190-230200-250
電壓(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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