Mild Steel Low Hydrogen Electrodes (Super-I H)

Home

About the Product	Details
Product	SUPER-LH Mild Steel Low Hydrogen Electrodes
Classification	AWS: E-7018 EN ISO 2560-A: E 42 3 B 4 2 H5
Description	Heavy coated low hydrogen iron powder type electrode designed for welding heavy restrained joints subject to dynamic loading.
Weld Deposit	Tough, ductile, and of radiographic quality. Deposition efficiency exceeds 115%.
Applications	Heavy structures subject to dynamic loading and impact, highly restrained joints, boilers, pressure vessels, atomic reactor shells, bridges, railway wagons and coaches, earth-moving equipment, etc.

Technical Specification	Details
Chemical Composition of All Weld Metal (%)	C: 0.15 Max, Mn: 1.60 Max, Si: 0.75 Max, S: 0.035 Max, P: 0.035 Max, Cr: 0.20 Max, Ni: 0.30 Max, Mo: 0.30 Max, V: 0.08 Max
Mechanical Properties of All Weld Metal	Y.S.: 400.0 Min MPa, U.T.S.: 490.0 Min MPa, Elongation: 22.0 Min %, Impact at -30°C: 27.0 Min Joule
Electrode Sizes and Welding Current (AC/DC +)	Size (mm): 2.00 x 300, 2.50 x 350, 3.15 x 450, 4.00 x 450, 5.00 x 450, 6.3 x 450 Current (Amps): 50-70, 70-100, 100-140, 150-190, 200-250, 270-320
Approvals	BIS, IRS, LRS, BV, NPCIL, DNV, ABS
Precautions	Store electrodes in a dry place. If moisture is picked up, re-dry at 200-250°C for one hour before use. Clean the weld area thoroughly, free of any surface contamination.