NM-312

Specification
AWS Specification: AWS A5.9 ER 312
JIS Specification: N/A
Other Specification: N/A
Description
  • NM-312 is used for joining and overlaying a variety of metals, including carbon steels, spring steels, tool and die steels, and various alloy steels
  • Excellent choice for dissimilar metals and for build-up of high alloy  steels
TYPICAL CHEMICAL COMPOSITION OF ALL WELD METAL DEPOSITS (%):

C

Si

Mn

Cr

Ni

0.12

0.50

1.48

29.85

9.05

 

TYPICAL MECHANICAL PROPERTIES OF ALL WELD METAL DEPOSITS:
Yield Point
N/mm2 (KSI)
 
Tensile Strength
N/mm2 (KSI)
 
Elongation
%
 

620 (90)

770 (112)

27

 

SIZE AND RECOMMENDED CURRENT RANGE: DC (+)

DIAMETER (mm)

Amps

0.8 60 - 180
0.9 70 - 200
1.0 70 - 200
1.2 90 - 250
1.6 200 - 300

NOTE:

The information contained or otherwise referenced herein is presented only as “typical” without guarantee or warranty, and Industrial Welding Corporation expressly disclaims any liability incurred from any reliance thereon. Typical data and test results for mechanical properties, deposit, or electrode composition and other properties were obtained from a weld produced and tested according to prescribed standards and should not be assumed to be the expected results in a particular application or weldment. Actual results will vary depending on many factors, including, but not limited to, weld procedure, plate chemistry and temperature, weldment design, and fabrication methods. Users are cautioned to confirm by qualification testing, or other appropriate means, the suitability of any welding consumable and procedure before use in the intended application.

  • For welding dissimilar steels, high strength, and high yield steels

ABOUT US

For over 37 years, NIHONWELD has been the market leader of high quality welding electrodes in both the domestic and international markets. With Nihonweld, you will WELD WITH COMPLETE CONFIDENCE.
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