不鏽鋼焊線
KFX-712C

Shielding Gas: 100%CO₂
KFX-712C is suitable for welding 490N/mm2 grade steel. Excellent impact toughness at low temperature after PWHT.

Catalog Packaging

▎Classification

AWS A5.20/A5.20ME71T-12C/E491T-12C
JIS Z3313T494T1-1CAP-U H10
EN ISO 17632-A
T42 4 P C1 1 H10
GB T10045T49 4 T12-1 C1 H10

▎Applications and Features

  • KFX-712C is suitable for welding 490N/mm2 grade steel.
  • Excellent impact toughness at low temperature after PWHT.
  • Ideal for welding ship-building, tank, construction machine, pressure vessel, steel structures and bridges.

▎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

Please refer to Appendix D.

▎Application

Ideal for welding ship-building, tank, construction machine, pressure vessel, steel structures and bridges.

▎Typical Chemical Composition of Weld Metal (wt%)

CSi
Mn
PS
0.080.431.430.0170.008

▎Typical Mechanical Properties of Weld Metal

Tensile Strength
N/mm²
Yield Strength
N/mm²
Elongation
%
Charpy V-Notch
℃
Charpy V-Notch
J
Heat Treatment
59455527-4047As-welded
57349429-4048620℃
6hr

▎Size and Suggested Operating Range (DC+)

Diameter (mm)1.2
F/HF140-300A

23-36V

H140-280A

22-33V

V-up/OH140-220A

22-28V

V-up/OH230-280A

28-33V

▎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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