Type

Model

Chemical composition

Usage

SW.H08A

H08A
(EL12)

C≤0.10
Si≤0.03
Mn0.30-0.60

For welding low carbon steel and some low-alloy steel(16Mn) structures with flux HJ430,HJ431,HJ433.

SW.H08E

H08E
(EL8)

C≤0.10
Si≤0.03
Mn0.3~0.55

Used together with fused flux 431 or sintered fluxes 301 and 501. Used for both high speed welding and filling welding on 50kg class base metals.

SW.H08Mn2MoA

C0.06~0.11
Si≤0.25
Mn1.60~1.90
Mo0.50~0.70

Used together with sintered flux 101.

SW.H08MnA

H08MnA
(EM12)

C≤0.10
Si≤0.07
Mn0.80-1.10

For welding low carbon steel and low-alloy steel(16Mn) structures with flux HJ430,HJ431,HJ433.

SW.H10Mn2

H10Mn2
(EH14)

C≤0.12
Si≤0.07
Mn1.50-1.90

For welding low carbon steel or 50kg.f/mm2 high-strength steel structures like boat,heavy-machines,pressure container and bridges.

SW.H10MnSi

H10MnSi

C≤0.14
Si0.60-0.90
Mn0.80-1.10

For welding important low carbon steel and low-alloy steel structures.

SW.TH550-NQ-Ⅲ

C≤0.12
Si≤0.35
Mn1.00~2.00

Used together with sintered flux 101. It can be used for welding atmospheric corrosion-resistant steel structures with tensile strength of 550MPa, such as locomotive vehicles, offshore engineering, bridges, etc.

SW.08Mn2SiA

H08Mn2SiA

C≤0.11
Si0.65-0.95
Mn1.80-2.10

For welding 50kg.f/mm2 high-strength steel structures like boat, heavy-machines, pressure container and bridges.