Mild steel low hydrogen stick electrode designed high deposition rate welds

Features

• High deposition rates
• Premium arc performance
• High travel speed
• Capable of producing weld deposits with impact toughness exceeding 84 J (60 ft•lbf) at -40°C (-40°F)

• CONFORMANCE

  CONFORMANCES
  AWS
  ABS
  CWB
  DNV-GL
  LR

  SPECIFICATION	CLASSIFICATION
  AWS A5.1	E7028-H8
  ABS – Part 2	3YH10
  CSA W48	E4928-H8
  DNV – 2.9	3YH10
  LR – Chapter 11	3YM H10

  MECHANICAL PROPERTIES

  Classification
  E7028-H8 Requirement
  Typical Result, As-welded

  Yield Strength @ 0.2% Offset MPa (ksi)	Tensile Strength MPa (ksi)	Elongation %	Charpy V-Notch J (ft-lbs) @ -20°C (0°F)	Hardness Rockwell B
  400 (58) min.	480 (70) min.	22 min.	27 (20) min.
  430-490 (63-71)	530-580 (77-84)	28-32	104-422 (77-311)	85-90

  DEPOSIT COMPOSITION

  Classification
  E7028-H8 Requirement
  Typical Result

  %C	%Cr	%Mn	%Mo	%Ni	%P	%S	%Si	%V	%Mn+Ni+Cr+Mo+V	Diffusible Hydrogen mL/100g Weld Metal	1800F H2O – As received
  0.15 max.	0.20 max.	1.60 max.	0.30 max.	0.30 max.	0.035 max.	0.035 max.	0.90 max.	0.08 max.	1.75 max.	8 max.	0.6 max.
  0.04-0.08	0.03-0.07	1.11-1.50	0.03 max.	0.01-0.07	0.009-0.015	0.004-0.012	0.35-0.65	0.01-0.02	1.22-1.58	2-8	0.2 max.

  TYPICAL OPERATING PROCEDURES

  Diameter
  5/32 in (4.0 mm)
  5/32 in (4.0 mm)
  3/16 in (4.8 mm)
  3/16 in (4.8 mm)
  7/32 in (5.6 mm)
  7/32 in (5.6 mm)

  Polarity⁽¹⁾	Current Amps
  DC+	125-175
  AC	130-180
  DC+	185-245
  AC	190-250
  DC+	220-280
  AC	250-310