Sifsteel Duplex Stainless Steel TIG Rods – 3.2 mm x 5 Kg

RT743250

£131.10 ex VAT £157.32 inc VAT

Brand: SIF
Product Model:
RT743250
Availability:
In Stock

  • Material: Duplex Stainless Steel
  • Pack Size: 5 KG
  • Rod Diameter: 3.2 mm
  • AWS Code: ER 2209
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Description

Sifsteel Duplex Stainless Steel TIG Rods – 3.2 mm x 5 Kg

Sifsteel Duplex Stainless Steel TIG Rods are designed for welding austenitic-ferritic stainless alloys, offering a high resistance to various forms of corrosion, including intergranular, pitting, and stress corrosion. As a 2209 duplex rod, it is becoming increasingly popular in sour pipeline and offshore applications due to its robust properties and resistance to corrosive elements.

Features and Benefits:

  • High Corrosion Resistance: Offers protection against general, intergranular, pitting, and stress corrosion.
  • Versatile Use: Suitable for welding austenitic-ferritic alloys.
  • Optimal Performance: Designed for sour applications where exposure to corrosive chlorides and hydrogen sulphides can occur.
  • Strength-to-Weight Ratio: Duplex material offers superior strength without added weight.
  • Price Stability: Provides a cost-effective solution for various welding applications.

Common Applications:

  • Sour Pipeline: Ideal for environments with corrosive elements.
  • Offshore Work: Provides durability and resistance in marine applications.
  • Sheet and Pipe Applications: Suitable for a range of industry sectors, including:
    • Petrochemical
    • Chemical/Pharmaceutical
    • Pulp & Paper
    • Mining
    • Food & Beverage

Specifications

Product Type Duplex Stainless Steel TIG Rod
Part Number RT743250
Weight 5 KG
Diameter 3.2 mm

Welding Positions

sifsteel stainless duplex welding positions

Sifsteel Stainless Duplex is designed to be used to weld parent material of a similar composition, and is common in sour applications where exposure to corrosive chlorides and hydrogen sulphides can occur.

Typical Weld Metal Composition

C 0.02%
Si 0.5%
Mn 1.7%
Ni 8.5%
Cr 22.5%
Mo 3.3%

Typical Mechanical Properties

Melting Point 1440°C
Ultimate Tensile Strength 765 N/mm²
Hardness 240

Welding Current

Wire Size Amps Tungsten, Thoriated
1.0 40-110 1.2 mm
1.2 60-130 1.6 mm
1.6 80-150 1.6 mm
2.4 150-260 2.4 mm
3.2 210-390 3.2 mm

Standards

EN ISO 14343-B 2209 (W 22 9 3 NL)
AWS A5.9 ER 2209

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