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Special Alloys Stick Electrodes Packaging

Diameters / Packaging

Diameters
 CAN 12.6 KG (3 x 4.2 KG, approx. 360 pcs)
 CAN 12.6 KG (3 x 4.2 KG, approx. 585 pcs)
 CAN 15.6 KG (3 x 5.2 KG, approx. 150 pcs)
 CAN 16.5 KG (3 x 5.5 KG, approx. 243 pcs)
2.5x350 mm CH9MVN-25-1
3.2x350 mm CH9MVN-32-1
4.0x450 mm CH9MVN-40-1
5.0x450 mm CH9MVN-50-1

CHROMET® 9MV-N

Stick (SMAW)

CLASSIFICATIONS:
E9015-B9 H4

E9015-B91 H4

Diameter

Select Diameter

  • 2.5x350 mm
  • 3.2x350 mm
  • 4.0x450 mm
  • 5.0x450 mm

Package

Select Package

  • CAN 12.6 KG (3 x 4.2 KG, approx. 360 pcs)
  • CAN 12.6 KG (3 x 4.2 KG, approx. 585 pcs)
  • CAN 15.6 KG (3 x 5.2 KG, approx. 150 pcs)
  • CAN 16.5 KG (3 x 5.5 KG, approx. 243 pcs)

DETAILS

Low Alloy, Low Hydrogen • AWS A5.5M E9015-B91 H4

Features

  • B9 (P91) alloyed steel: Modified 9CrMo designed to weld equivalent "type 91" 9CrMo steels modified with small additions of niobium, vanadium and nitrogen for improved long term creep resistance
  • Moisture resistant coating provides low amounts of weld metal hydrogen levels for a superior weld
  • Specifically designed for high integrity structural service at elevated temperature

Typical Applications

  • Oil Refineries
  • Coal Liquefaction and Gasification Plants
  • Main Steam Piping
  • Valves and Turbine Casings
  • Power Generation Plants

Welding Positions

  • All except vertical down

Service Information

BEFORE USE, READ AND UNDERSTAND THE SAFETY DATA SHEET (SDS) FOR THIS PRODUCT AND SPECIFIC INFORMATION PRINTED ON THE PRODUCT CONTAINER. SDS Search page

See test result disclaimer

CONFORMANCE

CONFORMANCES SPECIFICATION CLASSIFICATION
AWS AWS A5.5 E9015-B91 H4
ISO ISO 3580-A E CrMo91 B 3 2 H5

MECHANICAL PROPERTIES

Classification Yield Strength @ 0.2% Offset
MPa (ksi) 		Tensile Strength
MPa (ksi) 		Elongation
%
E9015-B91 H4 Requirement 530 (77) min. 620 (90) min. 17 min.
E CrMo91 B 3 2 H5 Requirement 415 (60) min. 585 (85) min. 17 min.
Typical Result, Stress relieved 640 (93) 770 (112) 22

DEPOSIT COMPOSITION

Classification %C %Cr %Mn %Mo %N %Nb %Ni %P %S %Si %Total Cu %V %Mn+Ni
E9015-B91 H4 Requirement 0.08 - 0.13 8.0 - 10.5 1.20 max. 0.85 - 1.20 0.02 - 0.07 0.02 - 0.10 0.80 max. 0.01 max. 0.01 max. 0.30 max. 0.25 max. 0.15 - 0.30 1.40 max.
E CrMo91 B 3 2 H5 Requirement 0.06 - 0.12 8.0 - 10.5 0.40 - 1.50 0.80 - 1.20 0.02 - 0.07 0.03 - 0.10 0.40 - 1.00 0.025 max. 0.025 max. 0.60 max. 0.3 max. 0.15 - 0.30
Typical Result 0.10 9.0 0.60 1.00 0.05 0.05 0.70 0.010 0.008 0.25 0.05 0.20 1.30

TYPICAL OPERATING PROCEDURES

Diameter Current
Amps
2.5 mm (3/32") 70-110
3.2 mm (1/8") 80-140
4.0 mm (5/32") 100-180
5.0 mm 140-240