Seamless Steel Heat Exchanger and Condenser Tube

Chemical Composition( %)

C

Mn

P≤

S≤

0.06~0.18

0.27~0.63

0.035

0.035

Mechanical Properties

Tensile Strength (Mpa)

Yield Point (Mpa)

Elongation (%)

Hardness

≧325

≧180

≧35

≤72HRB

Tolerance of OD and WT

OD Inch (mm)

+

-

WT Inch(mm)

+

-

﹤1(25.4)

0.10

0.10

≦1 1/2(38.1)

20%

0

1~1 1/2(25.4~38.1)

0.15

0.15

﹥1 1/2(38.1)

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