E91 T5 K3
310m ama 310m


AMA 310M

AWS/ASME SFA-5.29: E91 T5 K3
EN 12535: T55 5 1.5NiMo MM1-H5


Metal cored wire. It is suitable for welding in all positions. The weld metal has a very high resistance to cracking and high mechanical characteristics. It can be used for root pass with back penetration.

All weld metal analysis (typical value) %:

Gas C Mn Si Ni Mo
M21 0.09 1.3 0.4 1.7 0.4

Shielding gas: DIN EN 439 M 21 (15-25% CO2, Balance Ar)

Mechanical properties of all-weld metal:

(Single values are typical values)

Yield 0.2% Strength
( N/mm )
Tensile Strength
( N/mm )
Lo = 5d%
Impact energy (J)
Heat Treatment
590 690 19 70 AW

AW: As welded

Main application:

High yield strength steels, force piping, mobile lifting equipment, turbines, armaments

Delivery: coil in diameter: 1.2 ,1.6 mm & weight 15 kg
Note : other weight & sizes are produced upon customers request