Application:
ASTM A269 is used for general and low or high-temperature condition service.
ASTM A312 is used for high-temperature and general corrosive condition service.
Main Steel Grades:
TP 304, TP 304L, TP 321, TP 316, TP 316L, TP 347, TP 347H
Chemical Composition:
|
Steel Grade |
Chemical Composition, % |
|||||||
|
C |
Mn |
P |
S |
Si |
Cr |
Ni |
Mo |
|
|
TP 304 |
0.08 |
2.00 |
0.045 |
0.030 |
0.75 |
18.0-20.0 |
8.0-11.0 |
/ |
|
TP 304L |
0.035 |
2.00 |
0.045 |
0.030 |
0.75 |
18.0-20.0 |
8.0-13.0 |
/ |
|
TP 304H |
0.04-0.10 |
2.00 |
0.045 |
0.030 |
0.75 |
18.0-20.0 |
8.0-11.0 |
/ |
|
TP 316 |
0.08 |
2.00 |
0.045 |
0.030 |
0.75 |
16.0-18.0 |
11.0-14.0 |
2.00-3.00 |
|
TP 316L |
0.035 |
2.00 |
0.045 |
0.030 |
0.75 |
16.0-18.0 |
10.0-14.0 |
2.00-3.00 |
|
TP 316H |
0.04-0.10 |
2.00 |
0.045 |
0.030 |
0.75 |
16.0-18.0 |
11.0-14.0 |
2.00-3.00 |
|
TP321 |
0.08 |
2.00 |
0.045 |
0.030 |
0.75 |
17.0-19.0 |
9.0-12.0 |
/ |
|
TP 347 |
0.08 |
2.00 |
0.045 |
0.030 |
0.75 |
17.0-20.0 |
9.0-13.0 |
/ |
|
TP 347H |
0.04-0.10 |
2.00 |
0.045 |
0.030 |
0.75 |
17.0-20.0 |
9.0-13.0 |
/ |
Mechanical Properties:
|
Steel Grade |
Mechanical Properties |
||
|
Tensile Strength (Mpa) |
Yield Strength (Mpa) |
Elongation (%) |
|
|
TP 304 |
≥ 515 |
≥ 205 |
≥ 35 |
|
TP 304L |
≥ 485 |
≥ 170 |
≥ 35 |
|
TP 304H |
≥ 515 |
≥ 205 |
≥ 35 |
|
TP 316 |
≥ 515 |
≥ 205 |
≥ 35 |
|
TP 316L |
≥ 485 |
≥ 170 |
≥ 35 |
|
TP 316H |
≥ 515 |
≥ 205 |
≥ 35 |
|
TP321 |
≥ 515 |
≥ 205 |
≥ 35 |
|
TP 347 |
≥ 515 |
≥ 205 |
≥ 35 |
|
TP 347H |
≥ 515 |
≥ 205 |
≥ 35 |
