Features
- Copper-coated, low-alloyed steel rod with 0.5% molybdenum for gas tungsten arc welding (GTAW) of creep-resistant steels
- Ideal for welding pipes in pressure vessels and boilers at operating temperatures up to 500°C
- Meets EN ISO 636-A: W 46 2 2Mo; EN ISO 636-A: W 2Mo; EN ISO 21952-A: W MoSi; EN ISO 21952-B: W 52 1M3; SFA/AWS A5.28: ER70S-A1 (ER80S-G)
- Approved to CE EN 13479, DB 42.039.08, DNV-GL III YMS (I1), UKCA EN 13479, VdTÜV 04950
- Low-alloyed steel composition (0.5% Mo) ensures optimal mechanical properties
- Typical tensile properties: 490 MPa yield strength, 600 MPa tensile strength, 30% elongation (as welded, EN Ar I1)
- Enhanced toughness: Charpy V-notch impact up to 190 J at 20°C after PWHT (620°C, 1 h)
- Typical weld metal composition: C 0.1%, Mn 1.1%, Si 0.7%, S 0.015%, P 0.015%, Mo 0.5%, Cu 0.2%
- Typical wire composition: C 0.094%, Mn 1.09%, Si 0.61%, Ni 0.05%, Cr 0.05%, Mo 0.45%
- Diameter 2.0 mm, length 1000 mm, packaged in 5 kg coil
- Smooth arc and minimal spatter for increased productivity
- Versatile applications in heavy fabrication, pipeline construction, power generation, and petrochemical industries
Specifications
Last Modified | 28/06/2025, 08:26:09 |
Weight | 5 kg |
Length | 1000 mm |
Data Sheet | https://esab.com/gb/eur_en/products-solutions/filler-metals-pdf?filename=mdm-productfamily-13313&siteid=eur_en&countryname=GBR&countrylocale=en-zz |
Classification | EN ISO 636-A: W 46 2 2Mo; EN ISO 636-A: W 2Mo; EN ISO 21952-A: W MoSi; EN ISO 21952-B: W 52 1M3; SFA/AWS A5.28: ER70S-A1 (ER80S-G) |
Approvals | CE EN 13479; DB 42.039.08; DNV-GL III YMS (I1); UKCA EN 13479; VdTÜV 04950 |
Alloy Type | Low-alloyed steel (0.5% Mo) |
Shielding Gas | I1 (EN ISO 14175) |
Typical Tensile Properties (As Welded) | 490 MPa yield strength; 600 MPa tensile strength; 30% elongation (EN Ar I1) |
Typical Tensile Properties (PWHT) | 450 MPa yield; 550 MPa tensile; 31% elongation (EN Ar I1, 620 °C, 1 h) |
Typical Charpy V-Notch Impact | 180 J at 20°C and 160 J at –20°C (as welded); 190 J at 20°C and 170 J at –20°C (after PWHT 620 °C, 1 h) |
Typical Weld Metal Analysis | C 0.1%; Mn 1.1%; Si 0.7%; S 0.015%; P 0.015%; Mo 0.5%; Cu 0.2% |
Typical Wire Composition | C 0.094%; Mn 1.09%; Si 0.61%; Ni 0.05%; Cr 0.05%; Mo 0.45% |
Diameter | 2.0 mm |
Packaging | 5 kg coil |
Description
A copper coated, low alloyed, molybdenum (0,5% Mo) rod for GTAW of creep resistant steels
of the same type, such as pipes in pressure vessels and boilers with a working temperature
of up to about 500 ᄚC.
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