EM 298

Standards

AWS/ASME SFA - 5.5 E9018-B91 H4
EN ISO 3580 - A E (CrMo91) B 42 H5
TS EN ISO 3580 - A E (CrMo91) B 42 H5

Properties And Applications

Basic type electrode for welding high temperature creep, oxidation and fatigue resistant steels, 9Cr-1Mo-V-Nb-N steels with operating temperatures of up to 650°C. Suitable for welding in piping and equipment production from P91, F91 and T91 with thin and thick walled and casting successfully, especially in power plants, chemical and petrochemical industry. Welds are X-ray quality.

Typical Chemical Values of Weld Metal

Type of AnalysisCSiMnCrNiMoVNbN
Weld Deposit0.100.200.809.500.550.900.200.050.03

Typical Mechanical Values of Weld Metal(%)

Test ConditionYield Strength (N/mm²)Tensile Strength (N/mm²)Elongation A5 (%)Charpy V-Notch Properties (J)
Isıl İşlem Sonrası (760°C 2 Saat)6507501820°C → 50

Application Information

Welding Positions :
Em 298 Kaynak Pozisyonu Em 298 Kaynak Pozisyonu Em 298 Kaynak Pozisyonu Em 298 Kaynak Pozisyonu Em 298 Kaynak Pozisyonu Em 298 Kaynak Pozisyonu

Polarity:

Em 298 Kutuplama DC(+)

Welding Parameters & Efficiency :

Diameter x Length (mm)Current (A)
2.50x35060-90
3.25x35090-130
4.00x450130-160
5.00x450160-220

Packaging Information

Product CodeDiameter X Length (mm)Pieces per Box (~)Weight Of The Box (kg)Boxes Per PackageWeight Of The PackagePackaging Type
12031HREM22.50x3502335.0315.4Cardboard Box
12031NREM23.25x3501385.0315.4Cardboard Box
12031SSEM24.00x450936.5319.9Cardboard Box
12031VSEM25.00x450606.5319.9Cardboard Box

Storage & Re-Drying Information

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