Nicrex E312

Murex

Nicrex E312

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High alloy stainless electrode of unusual versatility, giving a ferritic-austenic duplex weld metal with an approximate ferrite content of FN 60. Resistant to stress corrosion attack and highly insensitive to dilution by melted parent metal. Good scaling resistance up to 1150 °C.Application: joining of HWT steels, surfacing rails, rolls, forging dies, hot work tools, dies for plastics, etc.

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Nicrex E312

Documents


Typical Charpy V-Notch Properties

As Welded
Impact Value 30 ft-lb
Impact Value 40 J
Shielding Gas AWS
Testing Temperature 68 °F
Testing Temperature 20 °C

Typical Tensile Properties

ConditionElongationShielding GasTensile Strength Yield Strength
As Welded25 %AWS750 MPa (109 ksi)500 MPa (73 ksi)

Deposition Data

Current Deposition Rate @ 90% I max Diameter Deposition Efficiency (%) Number of electrodes/kg weld metal Voltage
50-85 A 45 sec - - 2.5 x 300.0 mm (0.098 x 11,8 in.) 1.0 kg/h (2,2 lb/h) 52 % - 104 - 25 V
55-120 A 57 sec - - 3.2 x 350.0 mm (1/8 x 13,8 in.) 1.3 kg/h (2,9 lb/h) 52 % - 55 - 26 V

Classifications

Classifications EN ISO 3581-A : E 29 9 R 1 2
SFA/AWS A5.4 : (E312-17)

Consumable Characteristics

Alloy Type Stainless duplex
Coating Type Acid Rutile
Ferrite Content FN 50 - 80
Welding Current AC, DC+
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Part Numbers and Accessories

Part Numbers : Nicrex E312
Nicrex E312 2.5x300mm 6695252030 FIND A DISTRIBUTOR
Nicrex E312 3.2x350mm 6695323030 FIND A DISTRIBUTOR
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