Oerlikon Welding · Submerged arc flux

OP 139

Oerlikon Welding
OP 139 Submerged arc flux

Classification: SA AB 1 68 AC H5 (Flux EN ISO 14174)

Submerged arc flux · Oerlikon Welding

Price on request

Prices for this catalogue are not published; every quotation is prepared for the requested quantity and delivery terms.

Key features

  • Versatile range of applications for this semi-basic flux
  • Suitable for narrow groove
  • High current carrying capacity

Standards and classifications

Flux EN ISO 14174SA AB 1 68 AC H5
Flux/wire AWS A5.17 AWS A5.23OE-S1 F6A2-EL12 OE-S2 F7A5/F7P5-EM12K OE-S2Mo F8A5/F8P5-EA2-A3 OE-S2NiCu F8A6-EG-G

Chemical composition

  1. (WEIGHT %), TYPICAL, ALL WELD METAL
  2. Wire grade C Mn Si Ni Mo Cu
  3. OE-S1 0.05 0.85 0.15
  4. OE-S2 0.06 1.8 0.3
  5. OE-S2Mo 0.06 1.8 0.3 0.4
  6. OE-S2NiCu 0.06 1.8 0.3 0.7 0.4

Mechanical properties

  1. , TYPICAL, ALL WELD METAL
  2. Wire grade Condition* Yield strength
  3. (MPa)
  4. Tensile strength
  5. (MPa)
  6. Elongation
  7. (%)
  8. Impact ISO-V (J)
  9. -20°C -40°C -50°C
  10. OE-S1 AW ≥370 460-520 ≥27 ≥80
  11. OE-S2 AW ≥430 500-570 ≥27 ≥140 ≥60
  12. OE-S2 PWHT 620°C/1h ≥400 490-560 ≥25 ≥100 ≥50
  13. OE-S2Mo AW ≥480 570-630 ≥21 ≥110 ≥60
  14. OE-S2Mo PWHT 620°C/1h ≥470 550-620 ≥22 ≥50
  15. OE-S2NiCu AW ≥470 550-620 ≥22 ≥40
  16. *AW = As welded; PWHT = Post weld heat treatment

Flux characteristics

Current typeAC; DC+
Basicity (Boniszewski)1.7
Grain size (EN ISO 14174)2-20

Redrying 300-350°C x 2-4h

Versions and packaging

Item numberNet weight (kg)Packaging
W00028002325.0DRY BAG 25.0

Availability of individual item numbers is confirmed with the quotation.

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