A199 seamless cold-drawn intermediate alloy steel pipe is mainly used in heat exchangers, condensers and other heat transfer equipment. So ASTM A199 steel pipes are used to transport fluids and gases at high temperatures and pressures.
material comparison of ASTM A 199 heat-exchanger pipe
|
ASTM standard |
Japanese |
German |
British |
||
|
JIS No |
DIN type |
DIN No |
BS No |
BS grade |
|
|
A199 T5 |
STBA25 |
12crmo19 5 |
3606 |
CFS625 |
|
|
A199 T11 |
STBA23 |
DIN17175 |
13crmo44 |
3606 |
CFS621 |
|
A199 T22 |
STBA24 |
SEW610 |
10crmo9 10 |
3606 |
CFS622 |
|
A199 t9 |
STBA26 |
DIN17175 |
12CrMo195 |
3606 |
|
Chemical analysis of ASTM A199 (%):
|
Steel grade |
C |
Mn |
P (max) |
S (max) |
Si |
Cr |
Mo |
|
ASTM A199 T4 |
0.15MAX |
0.30-0.60 |
0.03 |
0.03 |
0.50-1.0 |
2.15-2.85 |
0.44-0.65 |
|
ASTM A199 T5 |
0.50-0.15 |
0.30-0.60 |
0.03 |
0.03 |
0.50MAX |
4.00-6.00 |
0.45-0.65 |
|
ASTM A199 T9 |
0.15MAX |
0.30-0.60 |
0.03 |
0.03 |
0.25-1.0 |
8.00-10.0 |
0.90-1.10 |
|
ASTM A199 T11 |
0.50-0.15 |
0.30-0.60 |
0.03 |
0.03 |
0.50-1.0 |
1.00-1.50 |
0.44-0.65 |
|
ASTM A199T22 |
0.50-0.15 |
0.30-0.60 |
0.03 |
0.03 |
0.50MAX |
1.90-2.60 |
0.87-1.13 |
|
* Ni 0.40 max; V 0.18-0.25; Cb 0.06-0.10; N 0.03-0.07; Al 0.04 max |
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Mechnical Properties of ASTM A199:
|
Steel grade |
Tensile Strength (Mpa) |
Yield Strength (Mpa) |
Elongation (%) |
Hardness HRB MAX |
|
ASTM A199 T4 |
415MIN |
170MIN |
30/22 |
85HRB MAX |
|
ASTM A199 T5 |
415MIN |
170MIN |
30/22 |
85HRB MAX |
|
ASTM A199 T9 |
415MIN |
170MIN |
30/22 |
85HRB MAX |
|
ASTM A199 T11 |
415MIN |
170MIN |
30/22 |
85HRB MAX |
|
ASTM A199 T22 |
415MIN |
170MIN |
30/22 |
85HRB MAX |
