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Seamless cold drawn low-carbon steel heat exchanger and condenser tube ASTM A179
 
 
  Size: OD: 6.0~60.0mm     
WT: 1~8mm     
Length: 14000mm Max.     
       
Description:      
1. Tubes are made by the seamless process and are cold drawn.  
2. Tubes are heat treated after the final cold draw pass at a temperature of 1200<F [650<C] or higher.

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

R325

R180

R35

+72HRB


Tolerance of OD and WT

OD Inch (mm)

+

-

WT Inch(mm)

+

-

1(25.4)

0.10

0.10

Q1 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

 

 

 

 
 
 
 
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