Chemical composition % max

Liquid Analyses

mechanical preparatory

Type of steel

Standards

S

 

 

max

P

 

 

max

Mn

 

 

max

Si

 

 

max

C

 

 

max

ELONGATION

 

E

Min

%

YEILD STRENGTH

YS

Min

N/mm2

Tensile strength

TS

 

N/mm2

 

 

0.06

0.06

 

 

 

15

 

320}530

Fe320

UNI 7287

0.04

0.04

0.75

0.35

0.18

23

220

360-500

 

TU E 220

NFA9-112

0.04

0.04

 

 

0.17

25

235

350-480

St 37.0

DIN 1629