1250 – Nickel Chrome Manganese Overlay

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INTERNATIONAL CLASSIFICATIONS

Proprietary Formula ‰- None Applicable

FEATURES & APPLICATIONS

Ideal for rebuilding and joining austenitic manganese steels and manganese steels to other steel combinations.

  • Impact resistant electrode for joining and surfacing steels.
  • Deposits highly machinable alloy weld metal and designed for joining and overlaying Manganese and carbon steel parts.
  • High alloy deposits are very tough and will endure extreme impact and abrasion conditions.
  • Operates in all positions.
All Weld Metal Analysis (Typical Weight %)

Microstructure: Proprietary Alloy

Flux Color: Grey

CPMnSiCrNiFe
.8.00316.01.516.08.0Bal.
Typical Mechanical Properties

Undiluted Weld Metal Maximum Value Up to:

Tensile Strength 116,000 PSI

Yield Strength 89,000 PSI

Hardness Rockwell C16-19

Work Hardness Rockwell C48

Welding Current & Instructions

Recommended Amperage Settings:

Diameter (mm)1/8 (3.25)5/32 (4.0)3/16 (5.0)
Minimum Amperage110125150
Maximum Amperage135190250

Welding Techniques: Do not pre-heat. Use string or weave bead technique to deposit material. Avoid overheating on any manganese steel base metals.

Welding Positions: Flat, Horizontal, vertical up

Deposition Rates:

Diameter (mm)Length (mm)Weldmetal/ ElectrodeElectrodes per lb (kg) of weldmetalArc Time of Deposition min/lb (kg)Amperage SettingRecovery Rate
1/8 (3.25)14″ (350).94oz (26g)17 (37)22 (49)115160%
5/32 (4.0)14″ (350)1.8oz (50g)9 (19)16 (35)150160%
3/16 (5.0)14″ (350)2.7oz (75g)6 (14)11 (25)210160%
APPROXIMATE ELECTRODE PACKAGING & DIMENSIONS
Diameter (mm)1/8 (3.25)5/32 (4.0)3/16 (5.0)
Length (mm)14″ (35014″ (350)14″ (350)
Electrodes / lb964
Electrodes / kg20139