E4303 J422 Carbon Steel Welding Rods - Electrodes for Arc Welding Machines(3.2mm/5kg/152Pcs)

Precise SizeAvailable diameters: 2.5mm/3.2mm/4mm optionalLength:300mm/350mm/400mm optionalProduct model: J422 (J40.50)Standard: GB/T 5117 E4303Used for welding important low-carbon steel structures and low-strength low-alloy steel structures such as O235 09MnV 09Mn2 etc.Wide ApplicationsGB/T 5117 E4303 suitable for intermittent welding of thin metal plates pipeline projects sheet metal and short welding and cover welding which requires a smooth surface.

• Exceptional welding usability with stable arc, minimal spatter, and easy slag removal for welds.
• devised for welding thicknesses from 2.5mm to 4.0mm, with a tensile strength of 430-560MPa, ensuring robust performance.
• Ideal for all-position welding, especially effective on medium-grade carbon steels and cold-rolled steels without preheating.
• Versatile application across various industries, including automotive, construction, electronic equipment, and DIY projects.
• Store in a cool, dry, ventilated area; if wet, bake at 150°C-170°C for optimal performance before use.