ASTM/ASME A249 Stainless Steel Tube Specification for:
Welded Austenitic Steel Boiler, Superheater, Heat Exchanger, and Condenser Tubes.
It covers nominal-wall-thickness welded tubes made from the austenitic steels ,with various grades intended for such use as boiler, superheater, heat exchanger, or condenser tubes.
The tubing sizes and thicknesses usually furnished to this specification are 1⁄8 in. [3.2 mm] in inside diameter to 5 in. [127 mm] in outside diameter and 0.015 to 0.320 in. [0.4 to 8.1mm], inclusive, in wall thickness. Tubing having other dimensions may be furnished, provided such tubes comply with all other requirements of this specification.
ASTM A249 Stainless Steel Welded Tube Chemical Composition:
Grade |
Chemical Component % |
|||||||||
C |
Mn |
P |
S |
Si |
Ni |
Cr |
Mo |
N |
Other |
|
TP304 |
0.08 |
2 |
0.045 |
0.03 |
1 |
8.0-11.0 |
18.0-20.0 |
- |
- |
- |
TP304L |
0.03 |
2 |
0.045 |
0.03 |
1 |
8.0-12.0 |
18.0-20.0 |
- |
- |
- |
TP304H |
0.04~0.10 |
2 |
0.045 |
0.03 |
1 |
8.0-11.0 |
18.0-20.0 |
- |
- |
- |
TP304N |
0.08 |
2 |
0.045 |
0.03 |
1 |
8.0-11.0 |
18.0-20.0 |
- |
0.10-0.16 |
- |
TP304LN |
0.03 |
2 |
0.045 |
0.03 |
1 |
8.0-11.0 |
18.0-20.0 |
- |
0.10-0.16 |
- |
TP309S |
0.08 |
2 |
0.045 |
0.03 |
1 |
12.0-15.0 |
22.0-24.0 |
|
- |
- |
TP309H |
0.04~0.10 |
2 |
0.045 |
0.03 |
1 |
12.0-15.0 |
22.0-24.0 |
|
- |
- |
TP310S |
0.08 |
2 |
0.045 |
0.03 |
1 |
19.0-22.0 |
24.0-26.0 |
|
- |
- |
TP310H |
0.04~0.10 |
2 |
0.045 |
0.03 |
1 |
19.0-22.0 |
24.0-26.0 |
|
- |
- |
TP316 |
0.08 |
2 |
0.045 |
0.03 |
1 |
10.0-14.0 |
16.0-18.0 |
2.00-3.00 |
- |
- |
TP316L |
0.03 |
2 |
0.045 |
0.03 |
1 |
10.0-14.0 |
16.0-18.0 |
2.00-3.00 |
- |
- |
TP316H |
0.04~0.10 |
2 |
0.045 |
0.03 |
1 |
10.0-14.0 |
16.0-18.0 |
2.00-3.00 |
|
- |
TP316N |
0.08 |
2 |
0.045 |
0.03 |
1 |
10.0-13.0 |
16.0-18.0 |
2.00-3.00 |
0.10-0.16 |
- |
TP316LN |
0.03 |
2 |
0.045 |
0.03 |
1 |
10.0-13.0 |
16.0-18.0 |
2.00-3.00 |
0.10-0.16 |
- |
TP317 |
0.08 |
2 |
0.045 |
0.03 |
1 |
11.0-15.0 |
18.0-20.0 |
3.00-4.00 |
- |
- |
TP317L |
0.03 |
2 |
0.045 |
0.03 |
1 |
11.0-15.0 |
18.0-20.0 |
3.00-4.00 |
- |
- |
TP321 |
0.08 |
2 |
0.045 |
0.03 |
1 |
9.0-12.0 |
17.0-19.0 |
- |
0.1 |
Ti5(C+N)~0.7 |
TP321H |
0.04~0.10 |
2 |
0.045 |
0.03 |
1 |
9.0-12.0 |
17.0-19.0 |
- |
0.1 |
Ti4(C+N)~0.6 |
TP347 |
0.08 |
2 |
0.045 |
0.03 |
1 |
9.0-12.0 |
17.0-19.0 |
- |
- |
Nb:10*C%-1.1 |
TP347H |
0.04~0.10 |
2 |
0.045 |
0.03 |
1 |
9.0-12.0 |
17.0-19.0 |
- |
- |
Nb:8*C%-1.0 |
ASTM A249 Stainless Steel Welded Tube Description:
Out Diameter(OD): |
1/2"-12", DN10-DN200, 12mm-204mm. |
Wall Thickness(W.T.): |
0.035”, 0.065”, 0.083”, 0.89mm, 1.2mm, 1.65mm, 2.11mm, 2.6mm, BWG, SWG. |
Length(L): |
Fixed 6 meters, or other Length as Specified. |
End: |
Plain End. |
Delivery Condition: |
Annealed and Pickled, Bright Annealed, Polished(400#,600#). |
Inspection: |
100% PMI, Hydrostatic Test, Eddy Current, Ultrasonic, X-Ray, Penetrant Test. |
Mechanical Test: |
Tension Test, Flattening Test, Flaring Test, Hardness Test, Impact Test. |
Tolerance: |
According to the Production Standard. |
Packing: |
By Bundles, Plywood Cases. |
Marking: |
YASE PIPELINE, Material Grade, Standard, Specification, Heat No., Lot No. |
Mill Test Certificate: |
According to EN 10204 3.2 |
Production Time: |
2-30 Days, or up to the quantity. |
Shipping: |
By Sea, By Air, By Express. |
MOQ: |
100KGS. |
Sample: |
Free samples but freight charge paid by customer. |
Customized: |
Available. |
YASE PIPELINE Manufacturing ASTM A249 Welded Tube Products:
ERW Welded Stainless Steel Tube
Heat Exchanger Stainless Steel Welded Tube
Stainless Steel Welded Condenser Tube
Stainless Steel Boiler Tube
Austenite Stainless Steel Welded Tube
High Temperature Stainless Steel Welded Tube
ASTM A249 Stainless Steel Welded Tube Mechanical Property:
Grade |
UNS Designation |
Tensile Strength, Min ksi [MPa] |
Yield strength, min ksi [MPa] |
Elongation in 2 in. or 50 mm, min, %A, B |
Rockwell Hardness |
Max |
|||||
TP304 |
S30400 |
75 [515] |
30 [205] |
35 |
90HB |
TP304L |
S30403 |
70 [485] |
25 [170] |
35 |
90HB |
TP304H |
S30409 |
75 [515] |
30 [205] |
35 |
90HB |
TP304N |
S30415 |
80 [550] |
35 [240] |
35 |
90HB |
TP310S |
S31008 |
75 [515] |
30 [205] |
35 |
90HB |
TP310H |
S31009 |
75 [515] |
30 [205] |
35 |
90HB |
TP316 |
S31600 |
75 [515] |
30 [205] |
35 |
90HB |
TP316L |
S31603 |
70 [485] |
25 [170] |
35 |
90HB |
TP316H |
S31609 |
75 [515] |
30 [205] |
35 |
90HB |
TP316Ti |
S31635 |
75 [515] |
30 [205] |
35 |
90HB |
TP317 |
S31700 |
75 [515] |
30 [205] |
34 |
90HB |
TP317L |
S31703 |
75 [515] |
30 [205] |
35 |
90HB |
TP321 |
S32100 |
75 [515] |
30 [205] |
35 |
90HB |
TP321H |
S32109 |
75 [515] |
30 [205] |
35 |
90HB |
TP347 |
S34700 |
75 [515] |
30 [205] |
35 |
90HB |
TP347H |
S34709 |
75 [515] |
30 [205] |
35 |
90HB |
ASTM A249 Stainless Steel Welded Tube Dimension Chart :
Outside Diameter |
Birmingham Wire Gauge (BWG) |
|||||||
20 |
18 |
16 |
15 |
14 |
13 |
|||
Inch |
Mm |
|
|
|
|
|
|
|
(0.889 Mm) |
(1.245 Mm) |
(1.651 Mm) |
(1.829 Mm) |
(2.108 Mm) |
(2.413 Mm) |
|||
Weight, Kg/M (Average Wall ) |
||||||||
1/4 |
0.25 |
6.35 |
0.12 |
0.16 |
0.19 |
– |
– |
– |
1/3 |
0.313 |
7.95 |
0.15 |
0.21 |
0.25 |
0.28 |
– |
– |
3/8 |
0.375 |
9.525 |
0.19 |
0.25 |
0.31 |
0.34 |
0.39 |
– |
1/2 |
0.5 |
12.7 |
0.25 |
0.34 |
0.45 |
0.49 |
0.55 |
0.61 |
5/8 |
0.625 |
15.875 |
0.33 |
0.45 |
0.58 |
0.64 |
0.71 |
0.8 |
3/4 |
0.75 |
19.05 |
0.4 |
0.55 |
0.72 |
0.77 |
0.88 |
0.98 |
7/8 |
0.875 |
22.225 |
0.46 |
0.64 |
0.83 |
0.92 |
1.04 |
1.18 |
1 |
1 |
25.4 |
0.54 |
0.74 |
0.97 |
1.06 |
1.21 |
1.37 |
1 1/8 |
1.125 |
28.575 |
0.61 |
0.83 |
1.1 |
1.21 |
1.37 |
1.56 |
1 1/4 |
1.25 |
31.75 |
0.68 |
0.94 |
1.23 |
1.35 |
1.53 |
1.76 |
1 3/8 |
1.375 |
34.925 |
0.74 |
1.03 |
1.35 |
1.49 |
1.7 |
1.93 |
1 1/2 |
1.5 |
38.1 |
0.82 |
1.13 |
1.49 |
1.64 |
1.87 |
2.17 |
1 3/4 |
1.75 |
44.45 |
0.97 |
1.32 |
1.74 |
1.92 |
2.2 |
2.5 |
2 |
2 |
50.8 |
– |
1.52 |
1.99 |
2.2 |
2.53 |
2.89 |
2 1/4 |
2.25 |
57.15 |
– |
1.73 |
2.26 |
2.48 |
2.87 |
3.26 |
2 3/8 |
2.375 |
60.325 |
– |
1.81 |
2.38 |
2.63 |
3.02 |
3.44 |
2 1/2 |
2.5 |
63.5 |
– |
1.91 |
2.52 |
2.78 |
3.18 |
3.66 |
2 7/8 |
2.875 |
73.025 |
– |
2.2 |
2.9 |
3.2 |
3.68 |
4.2 |
3 |
3 |
76.2 |
– |
2.31 |
3.04 |
3.35 |
3.85 |
4.39 |
3 1/2 |
3.5 |
88.9 |
– |
2.69 |
3.56 |
3.93 |
4.51 |
5.15 |
4 |
4 |
101.6 |
– |
– |
4.11 |
4.54 |
5.21 |
5.95 |
ASTM A249 Stainless Steel Welded Tube Dimensions Tolerance Chart:
Tolerances |
|||
OD Size |
OD Tolerances |
Wall Thickness Tolerances |
Cut Tolerances |
Inches |
Inches |
Length Inches |
|
Less than 1 |
±0.004 |
± 10% |
+1/8–0 |
1 to 1-1/2 |
±0.006 |
||
Over 1-1/2 to 2 |
±0.008 |
||
Over 2 to 2-1/2 |
±0.010 |
+3/16–0 |
|
Over 2-1/2 to 3 |
±0.012 |
||
Over 3 to 4 |
±0.015 |
||
Over 4 to 5 |
0.015 |
||
– 0.025 |
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