ASTM A519

Seamless carbon and Alloy Steel Mechanical Tubing

Application:

For mechanical engineering.
For mechanical and pressure use,and also for transporting steam,water,gas and etc.

Size(mm):

O.D.: 20∼180 W.T.: 2-30L: max 12000

Grade

C

Mn

P≤

S≤

Si

Cr

Mo

1008

≤0.10

0.30-0.50

0.040

0.050

-

-

-

1010

0.08-0.13

0.30-0.60

0.040

0.050

-

-

-

1018

0.15-0.20

0.60-0.90

0.040

0.050

-

-

-

1020

0.18-0.23

0.30-0.60

0.040

0.050

-

-

-

1025

0.22-0.28

0.30-0.60

0.040

0.050

-

-

-

1026

0.22-0.28

0.60-0.90

0.040

0.050

-

-

-

4130

0.28-0.33

0.40-0.60

0.040

0.040

0.15-0.35

0.80-1.10

0.15-0.25

4140

0.38-0.43

0.75-1.00

0.040

0.040

0.15-0.35

0.80-1.10

0.15-0.35

Grade

Condition

MPa
Tenslle Point

Yield Point

Elongation

1020

CW

≥414

≥483

≥5%

SR

≥345

≥448

≥10%

A

≥193

≥331

≥30%

N

≥234

≥379

≥22%

1025

CW

≥448

≥517

≥5%

SR

≥379

≥483

≥8%

A

≥207

≥365

≥25%

N

≥248

≥379

≥22%

4130

SR

≥586

≥724

≥10%

A

≥379

≥517

≥30%

N

≥414

≥621

≥20%

4140

SR

≥689

≥855

≥10%

A

≥414

≥552

≥25%

N

≥621

≥855

≥20%