Alloy Steel Pipe

Chemical composition of Materials:

Steel Grade

Chemical composition,%

C

Si

Mn

Cu<

Ni<

Cr<

Mo<

V<

15crmo

0.12-0.18

0.17-0.37

0.4-0.7

/

0.300

0.8-1.1

0.4-0.55

/

35crmo

0.32-0.4

0.17-0.37

0.4-0.7

0.300

0.030

0.8-1.0

0.15-0.25

/

42crmo4

0.37-0.44

0.17-0.37

0.5-0.8

0.300

0.300

0.9-1.2

0.15-0.25

/

40cr

0.38-0.45

0.17-0.37

0.5-0.8

0.300

0.300

0.7-1.0

0.1

/

20cr

0.18-0.24

0.17-0.37

0.5-0.8

0.300

0.300

0.8-1.1

0.15

/

Mechanical Properties:

Steel Grade

Y.S.(MPA)

T.S.(MPA)

Elongation A5(%)

15crmo

>235

>440

>21

35crmo

>835

>985

>12

42crmo4

>930

>1080

>12

40cr

>785

>810

>9

20cr

>540

>835

>10