ND 303W
Welding wire based on tool steel with increased toughness. For welding tools and for the production of tools by welding on non-alloy or low-alloy steel. Preheating 400 - 450 ° C.
Approximate chemical composition in%:
C: 1; Si: 0.45; Mn: 0.4; Cr: 4; Mo: 9; W: 1.8; V: 2; Fe: residue
Mechanical properties:
Material: 1.3348 (according to DIN standard)
Hardness: 63 HRC / 65 HRC
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