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SIF 312 Stainless Steel TIG Filler Rods - 1.0mm to 2.4mm Dia. (ER312) - Dissimilar Steels

RO352425 Weldability Sif In Stock Fast Dispatch
Price per unit
£37.74 ex VAT
£45.29 inc VAT
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  • Material: 29.9 Stainless Steel
  • Pack Size: 2.5 KG – 5 KG
  • Rod Diameter: 1 mm- 2.4 mm
  • AWS Code: ER 312
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312 Stainless Steel TIG Rods are a 29.9 stainless TIG filler rod, designed specifically for welding difficult-to-weld steels, including Mn steels, tool steels, spring steels, and dissimilar materials. With a high resistance to weld metal cracking, SIFSTEEL 312 TIG welding wire stands out as a problem solver for a variety of steel grades, including stainless and those that are difficult to weld.

Features and Benefits

  • Versatile Welding: Suitable for a range of difficult-to-weld steels.
  • High Resistance: Offers a high resistance to weld metal cracking.
  • Problem Solver: Can be used for various steel grades, including stainless and challenging-to-weld steels.
  • Welding Positions: Suitable for various positions, ensuring flexibility in welding tasks.

Typical Applications

  • Joining Hard Steels: Ideal for joining hard manganese steels, tool steels, and spring steels.
  • Buffering: Can be used for buffering tasks.
  • Dissimilar Steel Welding: Suitable for joining dissimilar steel grades.
  • Specialized Welding: Used for welding armour plate, hardenable steels, tool, die and spring steels, and austenitic manganese steels. Also suitable for hardfacing clutches, gear wheels, shafts, and buffer layers prior to hardfacing.

Welding Positions

sifsteel 312 welding positions 1

Product Type Special Electrode
Part Number RO351025
Diameter 1 mm – 2.4 mm
Weight 2.5 KG – 5 KG
C 0.1%
Si 0.4%
Mn 1.6%
Ni 9%
Cr 30%
Mo 0.1%
Melting Point 1440°C
Ultimate Tensile Strength 750 N/mm²
Hardness 200
Current DC = – Tungsten
Shielding Gas I1 = Pure Ar
Electrode Type WT20
WC20
WL20
EN ISO 14343 29 9
BS 2901 312S94
AWS A5.9 ER 312
Brand Weldability Sif
Weight 2.5kg ·
Diameter 2.4mm ·
AWS Classification ER 312
Material Type Stainless Steel (ER3xx)
TIG Rod Diameter 1 mm, 1.2 mm, 1.6 mm, 2.4 mm
TIG Rod Weight 1 kg, 2.5 kg, 5 kg
SKU Weight Diameter Stock Status  
RO351050 5kg 1 0mm In Stock £58.70 ex VAT £70.44 inc VAT
RO351225 2 5kg 1 2mm Out of Stock £35.60 ex VAT £42.72 inc VAT
RO351625 2 5kg 1 6mm Out of Stock £39.06 ex VAT £46.87 inc VAT
RO352425 2 5kg 2 4mm In Stock £37.74 ex VAT £45.29 inc VAT
RO353225 2 5kg 3 2mm Out of Stock £38.10 ex VAT £45.72 inc VAT
RO351025 2 5kg 1 0mm Out of Stock £60.00 ex VAT £72.00 inc VAT
RO351250 5kg 1 2mm In Stock £100.00 ex VAT £120.00 inc VAT
RO351650 5kg 1 6mm In Stock £100.00 ex VAT £120.00 inc VAT
RO352450 5kg 2 4mm In Stock £100.00 ex VAT £120.00 inc VAT

Product Information

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A carriage charge is applied to orders, for standard 1-2 day shipments to mainland destinations within the United Kingdom. Other destinations and premium services are available but subject to additional freight charges.

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SIF 312 Stainless Steel TIG Filler Rods - 1.0mm to 2.4mm Dia. (ER312) - Dissimilar Steels SIF 312 Stainless Steel TIG Filler Rods - 1.0mm to 2.4mm Dia. (ER312) - Dissimilar Steels
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