焊丝焊条 实芯 钢锢诚

牌号jr

国标gb

各国标准

c

mn

si

s

p

cu

ho8mn2sia

er49-1

≤0.11

1.80-2.10

0.65-0.95

≤0.03

≤0.03

≤0.35

er50-4

er50-4

aws er70s-4

0.07-0.15

1.00-1.50

0.65-0.85

≤0.035

≤0.025

≤0.35

er50-6

er50-6

aws er70s-6 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 er70s-7

0.07-0.15

1.50-2.00

0.50-0.80

≤0.035

≤0.025

≤0.35

牌号jr

国标gb

各国标准

抗拉强度mpa

屈服强度mpa

延伸率(％)

温度

冲击值j

ho8mn2sia

er49-1

≥490

≥372

≥20

常温

≥47

er50-4

er50-4

aws er70s-4

≥500

≥420

≥22

er50-6

er50-6

aws er70s-6 jis ygw12

≥500

≥420

≥22

-29℃

≥27

er50-7

er50-7

aws er70s-7

≥500

≥420

≥22

-29℃

≥27

焊丝直径

0.6

0.8

0.9

1.0

1.2

1.6

焊丝电流

25-110

40-140

50-200

70-250

80-350

170-450

焊丝电压

12-19

16-21

17-25

17-27

18-30

23-43

重量(kg)

1/5/10

15/20

15/20

15/20

20

20