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.


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 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 %
x

How to purchase OK 48.50

We're as eager to put ESAB gear in your hands as you are to have it.  That's why we sell our products with distributors who'll give you the attention, support, and value you deserve.  Their expertise will make sure that you're as happy with the purchasing process as we know you'll be with your purchase itself.

To make things even easier, we've developed the online shopping list below.  As you browse our site, you'll be able to click on any product to have it added to this easy reference sheet.  And when you're done, you can send the list to yourself or print it out and bring it in to the distributor of your choice.

To find an ESAB distributor, just use the distributor locator tool featured on every page of our site.  Alternatively, you can call our support line at +361 382 1235 and we'll point you in the right direction.


Part Numbers and Accessories

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