ESAB

Coreweld 69 LT H4

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A metal cored wire for the welding of high strength steels (>690 MPa) with excellent sub-zero toughness down to -60 degrees C and low diffusible hydrogen levels. Suitable for welding with Ar/CO2 gas mixtures.


Typical Charpy V-Notch Properties

As Welded
Impact Value 59 ft-lb
Impact Value 80 J
Testing Temperature -76 °F
Testing Temperature -60 °C

Typical Tensile Properties

ConditionElongationTensile Strength Yield Strength
As Welded20 %790 MPa (115 ksi)755 MPa (110 ksi)

Deposition Data

Current Deposition Rate Diameter Voltage Wire Feed Speed
100-320 A 1.3-7.5 kg/h (2-16 lb/h) 1.2 mm (0.045 in.) 16-32 V 1.8-12.0 m/min (71-472 in./min)
120-380 A 1.6-7.5 kg/h (3-16 lb/h) 1.4 mm (0.052 in.) 16-34 V 2.0-9.0 m/min (79-354 in./min)
140-450 A 1.6-8.0 kg/h (3-17 lb/h) 1.6 mm (1/16 in.) 18-36 V 1.5-8.5 m/min (59-335 in./min)

Classifications

Weld Metal SFA/AWS A5.28 : E110C-G-H4
EN ISO 18276-A : T 69 6 Mn2NiMo M M21 2 H5
EN ISO 18276-B : T 76 6 T15 0M21A N4M2 U H5

Approvals

Grade EN 13479
Society CE
Approvals are based on factory location. Please contact ESAB for more information.

Consumable Characteristics

Alloy Type C Mn, low alloy steel (2% Ni, 0.5% Mo)
Diffusible Hydrogen < 4ml/100g
Welding Current DC+

Typical Weld Metal Analysis %

Typical Weld Metal Analysis %
C Cr Cu Mn Mo Nb Ni P S Si V
M21 shielding gas.
0.05 % 0.06 % 0.012 % 1.7 % 0.50 % 0.005 % 2.30 % 0.011 % 0.008 % 0.5 % 0.01 %
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How to purchase Coreweld 69 LT H4

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Part Numbers and Accessories

Part Numbers : Coreweld 69 LT H4
35LL127730
35LL12773V
35LL129310
35LL125600
35LL147730
35LL167730
35LL165600
35LL16773V
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