No.

Standard model control

Physical and chemical properties

Chemical composition%

Mechanical Properties

GB

AWS

C

Si

Mn

S

P

σb(MPa)

σs(Mpa)

δ5(%)

AKV(J)

J421

E4313

E6013

≤0.10

≤0.35

0.3-0.6

≤0.035

≤0.04

≥490

≥400

≥22

(-30)≥27

J422

E4303

E4303

≤0.12

≤0.25

0.3-0.6

≤0.035

≤0.04

≥490

≥400

≥22

(-30)≥27

J506Fe

E5018

E7018

≤0.12

≤0.75

≤1.6

≤0.035

≤0.04

490-660

≥510

≥27

(-40)≥47

J501Fe18

E5024

E7024

≤0.12

≤0.60

≤1.25

≤0.035

≤0.04

490-660

≥510

≥27

(-20)≥47

J506Fe-1

E5018-1

E7018-1

≤0.15

≤0.75

≤1.6

≤0.035

≤0.035

490-660

≥510

≥27

(-40)≥47