OK 48.50

ESAB

OK 48.50

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General purpose AC and DC+ (-) basic electrode for mild and low alloy steels. The running characteristics are very good. It is a Low Moisture Absorption (LMA) type coating.

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Typical Charpy V-Notch Properties

Impact Value Testing Temperature
as welded iso
70 J (52 ft-lb) -40 degC (-40 degF)
60 J (44 ft-lb) -45 degC (-49 degF)

Typical Tensile Properties

ConditionElongationShielding GasTensile Strength Yield Strength
As Welded28 %ISO570 MPa (83 ksi)500 MPa (73 ksi)

Deposition Data

Current Fusion time per electrode at 90% I max Deposition Rate @ 90% I max Diameter Deposition Efficiency (%) Number of electrodes/kg weld metal Voltage
55-80 A 45 sec 0.63 kg/h (1,4 lb/h) 2.0 x 300.0 mm (5/64 x 11,8 in.) 65 % 125 22 V
70-110 A 53 sec 0.8 kg/h (1,8 lb/h) 2.5 x 300.0 mm (0.098 x 11,8 in.) 60 % 81 23 V
100-150 A 92 sec 1.2 kg/h (2,6 lb/h) 3.2 x 450.0 mm (1/8 x 17,7 in.) 64 % 33 23 V
130-200 A 101 sec 1.6 kg/h (3,5 lb/h) 4.0 x 450.0 mm (5/32 x 17,7 in.) 65 % 23 22 V
100-150 A 66 sec 1.3 kg/h (2,9 lb/h) 0.0 x 350.0 mm 64 % 43 22 V
70-110 A 63 sec 0.8 kg/h (1,8 lb/h) 2.5 x 350.0 mm (0.098 x 13,8 in.) 63 % 68 22 V
130-200 A 66 sec 1.3 kg/h (2,9 lb/h) 4.0 x 350.0 mm (5/32 x 13,8 in.) 64 % 43 22. V
160-260 A 109 sec 2.3 kg/h (5,1 lb/h) 5.0 x 450.0 mm (0.197 x 17,7 in.) 68 % 15 22 V

Classifications

Classifications EN ISO 2560-A : E 42 4 B 32 H5
SFA/AWS A5.1 : E7018-1 H4R

Approvals

Approvals ABS 3Y H5
BV 3YH5
CE EN 13479
DNV 4YH5
GL 4YH5
LR 3YH5
RINA 4YH5
VdTÜV 11813
Approvals are based on factory location. Please contact ESAB for more information.

Consumable Characteristics

Alloy Type Carbon manganese
Coating Type Basic covering
Diffusible Hydrogen < 4.0 ml/100g
Welding Current AC, DC+(-)

Typical Weld Metal Analysis %

Typical Weld Metal Analysis %
C Mn Si
0.06 % 1.2 % 0.4 %
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Part Numbers and Accessories

Part Numbers : OK 48.50
48502026V0 FIND A DISTRIBUTOR
48502526G0 FIND A DISTRIBUTOR
48502536G0 FIND A DISTRIBUTOR
48502536V0 FIND A DISTRIBUTOR
4850323600 FIND A DISTRIBUTOR
48503246G0 FIND A DISTRIBUTOR
48503246G1 FIND A DISTRIBUTOR
4850403600 FIND A DISTRIBUTOR
48504046V0 FIND A DISTRIBUTOR
48505046V0 FIND A DISTRIBUTOR
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