Oerlikon Welding · Stick electrode

CROMO E91

Oerlikon Welding
CROMO E91 Stick electrode

Classification: E9015-B91 H4 (AWS A5.5)

Stick electrode · 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

  • Excellent tensile strength in creep regime.
  • Good impact toughness down to -20°C.
  • Low diffusible hydrogen (HD<4ml/100g).

Standards and classifications

AWS A5.5E9015-B91 H4
EN ISO 3580-AE (CrMo91) B 2 2 H5

Chemical composition

  1. (WEIGHT %), TYPICAL, ALL WELD METAL
  2. C Mn Si P S Cr Ni Mo V N X-Factor
  3. 0.11 0.8 ≤0.3 ≤0.010 ≤0.010 8.5 0.4 0.050 0.2 0.050 <15

Mechanical properties

  1. , TYPICAL, ALL WELD METAL
  2. Condition* Yield strength
  3. (MPa)
  4. Tensile strength
  5. (MPa)
  6. Elongation
  7. (%)
  8. Impact ISO-V (J)
  9. +20°C 0°C
  10. AWS A5.5 PWHT ≥530 ≥620 ≥17 not specified not specified
  11. EN ISO 3580-A PWHT ≥530 ≥620 ≥15 ≥47 not specified
  12. Typical values 760°C x 2h 610 730 20 85 27
  13. PWHT: Postweld Heat Treatment 745-755°C / min 2h (heating rate in the furnace shell be 85°C/h to 275°C/h)

Welding current range

Diameter x Length (mm)Current range (A)
2.5 x 30070-85
3.2 x 35095-110
4.0 x 350125-155

Welding positions

All positions except vertical down

Current type

DC+

Versions and packaging

Item numberDiameter (mm)Length (mm)Net weight (kg)
W1003865462.53503.9
W1003865473.23503.9
W1003865484.03504.1

Availability of individual item numbers is confirmed with the quotation.

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