Description
Technical Parameters
- Outer Diameter:3.2-76.2 mm
- Wall Thickness: 1mm~150mm (SCH10 ~ XXS)
- Length: 5.8m~12m,etc
- Grades:T4,T5,T9,T11,T21,T22,T91
- Applicable temperature:These heat exchangers are designed for service temperatures ranging from – 100°C to +625°C (-150°F to 1150°F).
ASTM A199 Physical Property
|
Steel Grade |
Tensile Strength Mpa min |
Yield Strength mpa |
Elongation % |
Hardness HRB max |
|
All grades except T91 |
60(415) |
60(415) |
25(170) |
85 |
|
T91 |
85(585) |
85(585) |
60(415) |
/ |
ASTM A199 Chemical Composition
|
Grade |
C |
Mn |
P,max |
S,max |
Si |
Cr |
Mn |
|
T4 |
0.05 - 0.15 |
0.30-0.60 |
0.025 |
0.025 |
0.50-1.00 |
2.15-2.85 |
0.44-0.65 |
|
T5 |
0.15 |
0.30-0.60 |
0.025 |
0.025 |
0.50 |
4.00-6.00 |
0.45-0.65 |
|
T9 |
0.15 |
0.30-0.60 |
0.025 |
0.025 |
0.25-1.00 |
8.00-10.00 |
0.90-1.10 |
|
T11 |
0.05-0.15 |
0.30-0.60 |
0.025 |
0.025 |
0.50-1.00 |
1.00-1.50 |
0.44-0.65 |
|
T21 |
0.05-0.15 |
0.30-0.60 |
0.025 |
0.025 |
0.50 |
2.65-3.35 |
0.80-1.06 |
|
T22 |
0.05-0.15 |
0.30-0.60 |
0.025 |
0.025 |
1.90-2.60 |
0.87-1.13 |
0.87-1.13 |
|
T91 |
0.08-0.12 |
0.30-0.60 |
0.020 |
0.010 |
0.20-0.50 |
8.00-9.50 |
0.85-1.05 |
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