Name: ASTM A519 Seamless Carbon and Alloy Steel Mechanical Tubing

Application:For mechanical and high-pressure settings, as well as for transporting steam, water and gas.

Size (mm): O.D.: 20∼180; W.T.: 2-30; L: max 12000


Chemical Composition (%):

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 0.15-0.20 060-0.90 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
0.050
0.15-0.35
0.80-1.10
0.15-0.25
4140 0.38-0.43
0.75-1.00 0.040
0.050
0.15-0.35
0.80-1.10
0.15-0.25

Mechanical Properties:

Grade Condition Tensile strength
Yield strength
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%