KJF-920

Description

Weld Metal Chemical Analysis (%)
Flux + Wire C Si Mn Cr Mo W V Ni
KJF – 920 + KJTUBS – 320 0.07 – 0.09 0.70– 1. 0 1.8 – 2.0 1.2- 1.5 0.4-0.6
KJF – 920 + KJTUBS – 350 0.3 – 0.4 0.7 – 0.9 1.3 – 1.5 5.0 – 6.0 1.7-1.9 1.2 -1.4 0.15 0.2 – 0.3

 

Weld Metal Mechanical Properties
Flux + Wire Hardness ( HRC )
KJF – 920 + KJTUBS – 320 27 -33 HRC /As Weld
KJF – 920 + KJTUBS – 350 48 -52 HRC /As Weld

 

Technical Specifications

 

Basicity Index 2.40 According to Boniszewski formula
Density 1.30 Kg/dm3
Re-drying 350 ± 25o C /2hr
Current AC / DCEP
Packing 25 Kg bag (3 layers) / other sizes as per buyer’s order

 

Advantages

Fluoride Basic Agglomerated Flux

Suitable for surfacing and cladding especially with flux cored wire (FIFO method)

Appropriate for stringer bid welding

Ideal for train wheel rebuild and cladding, as well as welding the medium carbon high alloy superior hardness steels

Easy slag detachability even in high temperatures with smooth

Very low Hydrogen content in weld metal

Additional information

basicity

Based on the Boniszewski 2.4 formula

density

Kg/dm3 1.3

annealing conditions

350 ± 25o C /2hr

welding current type

AC / DCEP

packaging

25kg three-layer bag – other packaging according to order