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ASTM A269 Standard Specification for Seamless and Welded Austenitic Stainless Steel Tubing for General Service. This specification covers grades of norminal-wall-thickness,stainless steel tubing for general corrosion-resisting and low-or high-temperature service.
The tubing sizes and thickness usually furnished to this specification are 1/4 in.(6.4mm) in inside diameter and larger and 0.020 in.(0.51mm)in nominal wall-thickness and heavier.
Mechanical property requirements do not apply to tubing smaller than 1/8 in.(3.2mm)in inside diameter or 0.015in.(0.38mm)in thickness.
Chemical Composition
|
|
C |
Mn |
P |
S |
Si |
Ni |
Cr |
|
|
MAX |
MAX |
MAX |
MAX |
MAX |
|
|
|
TP304 |
0.08 |
2.00 |
0.045 |
0.030 |
1.00 |
8-11 |
18-20 |
|
TP304L |
0.08 |
2.00 |
0.045 |
0.030 |
1.00 |
8-12 |
18-20 |
|
TP309Cb |
0.08 |
2.00 |
0.045 |
0.030 |
1.00 |
12-16 |
22-24 |
|
TP309S |
0.08 |
2.00 |
0.045 |
0.030 |
1.00 |
12-15 |
22-24 |
|
TP310Cb |
0.08 |
2.00 |
0.045 |
0.030 |
1.00 |
19-22 |
24-26 |
|
TP310S |
0.08 |
2.00 |
0.045 |
0.030 |
1.00 |
19-22 |
24-26 |
|
TP316 |
0.08 |
2.00 |
0.045 |
0.030 |
1.00 |
10-14 |
16-18 |
|
TP316L |
0.035 |
2.00 |
0.045 |
0.030 |
1.00 |
10-14 |
16-18 |
|
TP317 |
0.08 |
2.00 |
0.045 |
0.030 |
1.00 |
11-15 |
18-20 |
|
TP321 |
0.08 |
2.00 |
0.045 |
0.030 |
1.00 |
9-12 |
17-19 |
|
TP347 |
0.08 |
2.00 |
0.045 |
0.030 |
1.00 |
9-12 |
17-19 |
|
TP348 |
0.08 |
2.00 |
0.045 |
0.030 |
1.00 |
9-12 |
17-19 |
|
TP348 |
0.08 |
2.00 |
0.045 |
0.030 |
1.00 |
9-12 |
17-19 |
|
TPXM-10 |
0.08 |
8-10 |
0.045 |
0.030 |
1.00 |
5.5-7.5 |
19-21.5 |
|
TPXM-11 |
0.04 |
8-10 |
0.045 |
0.030 |
1.00 |
5.5-7.5 |
19-21.5 |
|
TPXM-15 |
0.08 |
2.00 |
0.030 |
0.030 |
1.5-2.5 |
17.5-18.5 |
17-19 |
|
TPXM-19 |
0.06 |
4.0-6.0 |
0.045 |
0.030 |
1.00 |
11.5-13.5 |
20.1-23.5 |
|
TPXM-29 |
0.06 |
4.0-6.0 |
0.060 |
0.030 |
1.00 |
2.3-3.7 |
17-19 |
