OK 67.75

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Mô tả

OK 67.75

OK 67.75 is a basic coated, stainless electrode for welding steels of the 24Cr13Ni type, for welding transition layers when surfacing mild steel with stainless, for joining dissimilar steels and welding root runs in the stainless side of clad steels.

 

Classifications: Werkstoffnummer :1.4332, EN ISO 3581-A:E 23 12 L B 4 2, SFA/AWS A5.4:E309L-15
Approvals: Seproz UNA 272580, NAKS/HAKC 2.5-5.0 mm, ABS Stainless, LR SS/CMn, DNV 309, VdTÜV 00633

Approvals are based on factory location. Please contact ESAB for more information.

 

Welding Current: DC+
Ferrite Content: FN 8-15
Alloy Type: Austenitic CrNi
Coating Type: Basic

 

Typical Tensile Properties
Condition Yield Strength Tensile Strength Elongation
AWS
As welded 470 MPa 600 MPa 35 %

 

Typical Charpy V-Notch Properties
Condition Testing Temperature Impact Value
AWS
As welded 20 °C 75 J
As welded -50 °C 64 J
As welded -80 °C 55 J

 

Typical Weld Metal Analysis %
C Mn Si Ni Cr N Ferrite FN
0.04 2.0 0.3 12.9 23.5 0.06 11

 

Deposition Data
Diameter Current Voltage kg weld metal/ kg electrodes Number of electrodes/kg weld metal Fusion time per electrode at 90% I max Deposition rate 90% I max
2.5 x 300 mm 50-80 A 22 V 0.73 78 42 s 1.1 kg/h
3.2 x 350 mm 80-110 A 24 V 0.73 39 60 s 1.5 kg/h
4.0 x 350 mm 80-150 A 26 V 0.73 25 62 s 2.3 kg/h
5.0 x 350 mm 160-220 A 27 V 0.73 17 65 s 3.4 kg/h

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