ASTM A179 Tubo Sin Costura

Application:

Tubos de Acero al Carbón Sin Costura ASTM A179 is for tubular heat exchangers,condensers,and similar heat transfer apparatus.

Size(mm):

O.D.:6.0~114.0mm   W.T.:1~15mm

Grade and Chemical Composition (%):

Chemical Composition

C

Mn

P≤

S≤

Si≤

0.06-0.18

0.27-0.63

0.035

0.035

0.25

(SA-450/SA-450M):

OD In (mm)

+

-

WT In(mm)

+

-

<1(25.4)

0.10

0.10

≤1.1/2(38.1)

20%

0

1~1.1/2(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

 

 

 

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