Magmaweld · Welding electrodes

EM 251

Basic type electrode for welding and building of Cr-Ni-Mo- V containing steels and cast steels with similar composition.

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Price and availability are provided by quotation. Send an enquiry with quantity and variant.

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Product description

Basic type electrode for welding and building of Cr-Ni-Mo- V containing steels and cast steels with similar composition. Suitable to use in machine building and construction of apparatus, as well as for repair welding of components made of similar steels grades. Preheating, interpass temperature and post-weld heat treatment should be done in accordance with base metal to be welded.

Typical chemical values of weld metal

Type of AnalysisCSiMnCrNiMoVCu
Weld Deposit0.090.750.601.300.040.900,500.10

Typical mechanical values of weld metal

Test ConditionYield Strength (N/mm²)Tensile Strength (N/mm²)Elongation A5 (%)
As welded70085015

Welding positions

PAPBPCPDPEPF

Polarity

DC(+)

Welding parameters and efficiency

Diameter x Length (mm)Current (A)Weld Deposit(Kg)/1Kg Consumed ElectrodeNumber of Electrodes/1Kg Weld DepositWeld Metal Deposition Rate (Kg/h)Efficiency(%)
2.50x35060-900,73571,24132
3.25x35090-1300,73401,84132
4.00x450140-1800,72292,21132
5.00x450190-2300,71192,3132

Variants and packaging

Product CodeDiameter X Length (mm)Pieces per Box (~)Weight Of The Box (kg)Boxes Per PackageWeight Of The PackagePackaging Type
12025HREM22.50x3502385.0315.4Cardboard Box
12025NREM23.25x3501475.0315.4Cardboard Box
12025SSEM24.00x450976.5319.9Cardboard Box
12025VSEM25.00x450646.5319.9Cardboard Box

Storage and re-drying

  • It can be dried maximum 5 times.
  • It has to be dried at 350°C for 2 hours.

Documentation

Documents open from the official Magmaweld pages (PDF).

Send an enquiry for this product

The enquiry concerns: EM 251

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