Type

C

Mn

Si

S

P

Cu

H08Mn2SiA

ER49-1

≤0.111

1.80-2.10

0.65-0.95

≤0.03

≤0.03

≤0.35

ER50-4

ER50-4

AWS ER7OS-4

0.07-0.15

1.00-1.50

0.65-0.85

≤0.035

≤0.025

≤0.35

ER50-6

ER50-6

AWS ER7OS-JIS YGW12

0.06-0.15

1.40-1.85

0.80-1.15

≤0.035

≤0.025

≤0.35

ER50-7

ER50-7

AWS ER7OS-7

0.07-0.15

1.50-2.00

0.50-0.80

≤0.035

≤0.025

≤0.35

Type

China Natinal Standard GB

Internatinal Standard

Tensile Strength Mpa

Yield Strength
Mpa

Elongation
（%）

Temper ature

TensileNum KAV

H08Mn2 SiA

ER49-1

≥490

≥372

≥20

room

≥47

ER50-4

ER50-4

AWS ER7OS-4

≥500

≥420

≥22

ER50-66

ER50-6

AWS ER7OS-6JIS YGW12

≥500

≥420

≥22

-29℃

≥27

ER50-7

ER50-7

AWS ER7OS-7

≥500

≥420

≥22

-29℃

≥27

Diameter

0.6

0.8

0.9

1.0

1.2

1.6

Current

25 - 110

40 - 140

50 - 200

70 - 250

80 - 350

170 - 450

Voltage

12 - 19

16 - 21

17 - 25

17 - 27

18 - 30

23 - 43

Weight(Kg)

1/5/10

15/20

15/20

15/20

20

20