Product Description

Used for submerged arc weldings of carbon steel, alloy steel (***** *6Mn, etc.). it features excellent metal mechanics property, stable arc. convent to remove welding slag, good figuration, can use auto and semi-auto multi-times weld, double surfaces weld, single wire and multi-wire weld at high speed, etc.
Welding wire chemical Composition (%)
Trade mark Composition C Mn Si S P Mo Ni Cu Cr
H*8A ≤0.*0 0.***0.*5 ≤0.*3 ≤0.**0 ≤0.**0 ***- ≤0.*0 ≤0.*0 ≤0.*0
H*8MnA ≤0.*0 0.***1.*0 ≤0.*7 ≤0.**0 ≤0.**0 ***- ≤0.*0 ≤0.*0 ≤0.*0
H*0Mn2 ≤0.*2 1.***1.*0 ≤0.*7 ≤0.**5 ≤0.**5 ***- ≤0.*0 ≤0.*0 ≤0.*0

Mechanical properties of deposited metal
Trade mark Performance Yield strength Mpa Tensile strength Mpa Extension rate (%) Shock valueJ ()
H*8A ≥**0 ≥**0 ≥*2 ≥*7
H*8MnA ≥**0 ≥**0 ≥*2 ≥*7
H*0Mn2 ≥**0 ≥**0 ≥*2 ***-
 
Specification and reference current
Diameter(mm) 2.0 2.5 3.2 4.0 5.0
Currents(A) ******0 ******0 ******5 ******5 ******0
Use
Used in the boiler, shipbuilding, pressure container extensively, such trades as the steelframe etc. are suitable for the moderato, the welding of the thick more board.
Use
Extensively used in the boiler, shipbuilding, pressure container, steelframe, etc., more suitable for the moderato, the welding of thick board