ASTM A519 Grade 1022 Carbon Steel Seamless pipe
ASTM A519 tube is a kind of carbon and alloy steel tube designed for mechanical purposes. Hot finished and cold finished are 2 delivery states. Seamless tube made in hot rolling way without welding process and shall be made into other shapes in the cold finish process. It is mainly used for rollers, heavily machined parts and sleeves
Standard: ASTM A519;
Grade: 1020 or MT 1020 or MT X 1020;
Type: carbon steel tube;
Process: hot finish seamless and cold finish seamless;
Dimension: outside diameter no larger than 12 3/4″ (325 mm);
Shapes: round, square, rectangular or other special shapes;
Application: mechanical tubes;
Coating: anti-rust oil, paint, galvanized, etc.
ASTM A519 Tube Chemical Composition(%):
| The Chemical Composition for Alloy Steel |
| Grade |
Chemical composition(%) |
| C |
Mn |
P max |
S max |
Si |
Ni |
Cr |
Mo |
| 4118 |
0.18-0.23 |
0.70-0.90 |
0.04 |
0.04 |
0.15-0.35 |
- |
0.40-0.60 |
0.08-0.15 |
| 4130 |
0.28-0.33 |
0.40-0.60 |
0.04 |
0.04 |
0.15-0.35 |
- |
0.80-1.10 |
0.15-0.25 |
| 4135 |
0.32-0.39 |
0.65-0.95 |
0.04 |
0.04 |
0.15-0.35 |
- |
0.80-1.10 |
0.15-0.25 |
| 4140 |
0.38-0.43 |
0.75-1.00 |
0.04 |
0.04 |
0.15-0.35 |
- |
0.80-1.10 |
0.15-0.25 |
ASTM A519 Tube Mechanical Properties:
| Grade |
State |
Tensile Strength |
Yield Strength |
Elongation |
Hardness |
| Ksi |
Mpa |
Ksi |
Mpa |
% |
(HB) |
| 1020 |
HR |
50 |
345 |
32 |
221 |
25 |
55 |
| CW |
70 |
483 |
60 |
414 |
5 |
75 |
| SR |
65 |
448 |
50 |
345 |
10 |
72 |
| A |
48 |
331 |
28 |
193 |
30 |
50 |
| N |
55 |
379 |
34 |
234 |
22 |
60 |
| 1045 |
HR |
75 |
517 |
45 |
310 |
15 |
80 |
| CW |
90 |
621 |
80 |
552 |
5 |
90 |
| SR |
80 |
552 |
70 |
483 |
8 |
85 |
| A |
65 |
448 |
35 |
241 |
20 |
72 |
| N |
75 |
517 |
48 |
331 |
15 |
80 |
| 4130 |
HR |
90 |
621 |
70 |
483 |
20 |
89 |
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