AWS: E8018-G H4

Typical Applications

Welding Positions:

• Fill and cap pass welding of up to X70 grade pipe

KEYWORDS

AWS: E8018-G H4 Low Alloy, Low Hydrogen, Pipe.Stick (SMAW) Electrode, Tianjin,China.

Welding Positions

All except vertical down

FEATURES

• Low hydrogen, vertical up capability on X70 grade pipe
• Charpy V-Notch impact toughness tested to -46°C (-50°F)

MECHANICAL PROPERTIES

DEPOSIT COMPOSITION

CONFORMANCE

CONFORMANCES                                     SPECIFICATION                                     CLASSIFICATION

AWS                                                                AWS A5.1                                               E8018-G H4R

ISO                                                                 ISO 2560-A                                         E 50 6 Mn1Ni B 3 2 H5

TYPICAL OPERATING PROCEDURES

Shielding Gas

Not Applicable

note

To meet the requirements of a "G" classification, the chemical composition of the weld deposit must meet the minimum requirement for one or more of these elements.

Preferred polarity is listed first.