Standard Specification for Seamless Cold-Drawn Low-Carbon Steel Heat-Exchanger and Condenser Tubes
Application
For tubular beat 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
Grade and Chemical Composition(%)
C 0.06-0.18
Mn 0.27-0.63
P ¡Ü0.035
S ¡Ü0.035
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
W.T. Inch (mm) + -
¡Ü1.1/2" (38.1) 20% 0
> 1.1/2" (38.1) 22% 0
..........
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