Xiang Welding Industrial Co Ltd
TIG welding wire  AWS A5.9: ER312
AWS A5.9: ER312
TIG welding wire,  AWS A5.9: ER312
Classification:
EN ISO 14343-A: W 29 9
SFA 5.9 / AWS A5.9: ER312
Characteristics and Application
AWS A5.9: ER312 is a solid wire rod for TIG welding wire, suitable for welding or surfacing hardly weldable steels. Suitable to weld buffer layers of hard depositions. The excellent mechanical properties and the notch resistance make this wire of general use.
Chemical Composition (%)
Welding Positions:
Mechanical Properties of Deposited Metal
Wire Electrode Surface
Package Forms
Diameter
Smooth finish free from surface defects and foreign matter.
5 kg carton boxes as standard package form for GTAW wire rods.
1,0 - 3,2 mm; sizes and tolerances acc. to ISO 544 and AWS A5.9.