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Standard Specification for Seamless Cold-Drawn Low-Carbon Steel Heat-Exchanger and Condenser Tubes.
Application:
For tubular heat exchangers,condensers,and similar heat transfer apparatus.
Details
Size:
O.D.: 1/8-3in.(3.2-76.2mm) W.T.: 0.015-0.500(0.4-12.7mm) Length: Max.15000mm.
Steel Grade and Chemical Composition(%)
| C |
0.06-0.18 |
| Mn |
0.27-0.63 |
| P |
≤0.035 |
| S |
≤0.035 |
SA-450: Diamention Tolerence
| O.D. Inch(mm) |
+ |
- |
| <1"(25.4) |
0.10 |
0.10 |
| 1"-1.1/2"(25.4-38.1) |
0.15 |
0.15 |
| 1.1/2"-2"(38.1-50.8) |
0.20 |
0.20 |
| 2"-2.1/2"(50.8-63.5) |
0.25 |
0.25 |
| 2.1/2"-3"(63.5-76.2) |
0.30 |
0.30 |
| 3"-4"(76.2-101.6) |
0.38 |
0.38 |
| 4"-7.1/2"(101.6-190.5) |
0.38 |
0.64 |
| 7.1/2"-9(190.5-228.6) |
0.38 |
1.14 | | 
