ASTM A214 Electric resistance welded carbon steel heat exchanger and condenser tubes
O.D.:6-168mm W.T.:1-15mm L: according to customer requirement
Applications: for Boilers,Superheaters,Heat-Exchangers, Condensers
Steel Grade and Chemical Compositions:
C | 0.18 |
Mn | 0.27 to 0.63 |
P | ≤0.035 |
S | ≤0.035 |
Mechanical Properties
Tensil Streghth: min ksi[Mpa] 47[325]
Yield Point: min ksi[Mpa] 26[180]
Elongation: ≥35%
Hardness: ≤72HRB
Tolerance for OD and WT(SA-450/SA-450M) | |||||
OD in(mm) | + | - | WT in(mm) | + | - |
<1''(25.4) | 0.10 | 0.10 | ≤1.1/2''(38.1) | 20% | 0 |
1''~1.1''(25.4~38.1) | 0.15 | 0.15 | >1.1/2''(38.2) | 22% | 0 |
>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 |