 |
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 |