Mild Steel, Low Hydrogen • AWS A5.1 E7018-1 H4R Also meets AWS 5.1 E7018 H4R

Features

• Soft arc for ease of puddle manipulation
• Smooth arc transfer
• Excellent wetting in the toes allowing for less hold times
• Flat bead profile ideal for cap passes on pipe, groove welds, and pipe repair
• No intentional addition of zinc for moisture resistance
• Q2 Lot®- Certificate showing actual deposit chemistry and mechanical properties available online

Typical Applications

• Pipeline, pipe repair, and integrity work
• Boiler, pressure vessel fabrication and repair
• Pipefitting
• Structural fabrication
• General fabrication

Welding Positions

• All, except vertical down

• CONFORMANCE

  CONFORMANCES
  AWS
  CWB

  SPECIFICATION	CLASSIFICATION
  AWS A5.1	E7018-1 H4R
  CSA W48	E4918-1-H4R

  MECHANICAL PROPERTIES

  Classification
  E7018-1 H4R Requirement
  Typical Result, As-welded

  Yield Strength @ 0.2% Offset MPa (ksi)	Tensile Strength MPa (ksi)	Elongation %	Charpy V-Notch J (ft-lbs) @ -46°C (-50°F)	Hardness Rockwell B
  400 (58) min.	480 (70) min.	22 min.	27 (20) min.	Info. Only
  440-480 (64-69)	540-580 (79-84)	29-32	84-141 (62-104)	86-88