ASTM A179/ASME SA179 Seamless Cold Drawning Carbon Steel Tube For Heat Exchanger And Condenser
 |
Standard: ASTM A179/ASME SA-179 Size: OD (10-76mm) x WT (1.5-5mm) Application: For manufacturing heat exchanger, condenser, etc. |
Tolerance
on dimension:
|
OD |
OD Tolerance |
WT Tolerance |
||
|
+ |
- |
+ |
- |
|
|
D < 1" |
0.1 |
0.1 |
20% |
0 |
|
1"≦ D ≦1 1/2" |
0.15 |
0.15 |
20% |
0 |
|
1 1/2" < D < 2" |
0.2 |
0.2 |
22% |
0 |
|
2"≦ D <2 1/2" |
0.25 |
0.25 |
22% |
0 |
|
2 1/2" ≦ D < 3" |
0.3 |
0.3 |
22% |
0 |
|
3"≦ D ≦4" |
0.38 |
0.38 |
22% |
0 |
|
4"< D ≦7 1/2" |
0.38 |
0.64 |
22% |
0 |
|
7 1/2"< D ≦ 9" |
0.38 |
1.14 |
22% |
0 |
Chemical Composition and Mechanical Properties:
|
Chemical Composition |
Mechanical Properties |
|||||||
|
Grade |
C |
Mn |
P |
S |
Si |
Tensile Strength(Mpa) |
Yield Strength(Mpa) |
Elongation (%) |
|
ASTM A179 |
0.06-0.18 |
0.27-0.63 |
≦0.035 |
≦0.035 |
≦0.25 |
≥325 |
≥180 |
≥35 |