ASTM/ASME A511 Specification for:
Seamless Stainless Steel Mechanical Tubing. It covers seamless stainless tubing for use in mechanical applications where corrosion-resistant or high-temperature strength is needed.
This specification covers seamless cold-finished mechanical tubing and seamless hot-finished. Mechanical tubing can be furnished in round, square, rectangular, or special.
ASTM A511 Stainless Steel Seamless Tube Chemical Composition:
|
Chemical Composition, Weight % |
||||||||
|
Grade |
Carbon |
Mn |
P |
S |
Si, max |
Ni |
Cr |
Mo |
|
MT 302 |
0.08-0.20 |
2 |
0.04 |
0.03 |
1 |
8.0–10.0 |
17.0–19.0 |
... |
|
MT 303 |
0.15 max |
2 |
0.2 |
0.15 min |
1 |
8.0–10.0 |
17.0–19.0 |
... |
|
MT 303Se |
0.15 max |
2 |
0.04 |
0.04 |
1 |
8.0–11.0 |
17.0–19.0 |
... |
|
MT 304 |
0.08 max |
2 |
0.04 |
0.03 |
1 |
8.0–11.0 |
18.0–20.0 |
... |
|
MT 304L |
0.035 max |
2 |
0.04 |
0.03 |
1 |
8.0–13.0 |
18.0–20.0 |
... |
|
MT 305 |
0.12 |
2 |
0.04 |
0.03 |
1 |
10.0–13.0 |
17.0–19.0 |
... |
|
MT 309S |
0.08 max |
2 |
0.04 |
0.03 |
1 |
12.0–15.0 |
22.0–24.0 |
... |
|
MT 310S |
0.08 max |
2 |
0.04 |
0.03 |
1 |
19.0–22.0 |
24.0–26.0 |
... |
|
MT 316 |
0.08 max |
2 |
0.04 |
0.03 |
1 |
11.0–14.0 |
16.0–18.0 |
2.0–3.0 |
|
MT 316L |
0.035 max |
2 |
0.04 |
0.03 |
1 |
10.0–15.0 |
16.0–18.0 |
2.0–3.0 |
|
MT 317 |
0.08 max |
2 |
0.04 |
0.03 |
1 |
11.0–14.0 |
18.0–20.0 |
3.0–4.0 |
|
MT 321 |
0.08 max |
2 |
0.04 |
0.03 |
1 |
9.0–13.0 |
17.0–20.0 |
... |
|
MT 347 |
0.08 max |
2 |
0.04 |
0.03 |
1 |
9.0–13.0 |
17.0–20.0 |
... |
ASTM A511 Stainless Steel Seamless Tube Description:
|
Out Diameter(OD): |
¼’’ to 30’’, DN10-DN700, 12mm-762mm. |
|
Wall Thickness(W.T.): |
1 mm to 60 mm. |
|
Length(L): |
Fixed 6 meters, or other Length as Specified. |
|
End: |
Plain End, Bevel 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: |
500KGS. |
|
Sample: |
Free samples but freight charge paid by customer. |
|
Customized: |
Available. |
YASE PIPELINE Manufacturing ASTM A511 Seamless Tube Products:
Mechanical Stainless Steel Seamless Tube
U-Bend Stainless Steel Seamless Tube
Stainless Steel Hollow Tube
Cold Drawing Seamless Stainless Steel Tube
Round Stainless Steel Seamless Tube
Square Stainless Steel Seamless Tube
Rectangular Stainless Steel Seamless Tube
ASTM A511 Stainless Steel Seamless Tube Mechanical Property:
|
Grade |
Tensile strength, min, ksi (MPa) |
Yield strength, min, ksi (MPa) |
Elongation in 2 in.
or 50mm, min, %
|
|
All Austenitic Steel |
75 (515) |
30 (210) |
35 |
|
MT403 |
60 (415) |
30 (210) |
20 |
|
MT405 |
60 (415) |
30 (210) |
20 |
|
MT410 |
60 (415) |
30 (210) |
20 |
|
MT414 |
100(690) |
65 (450) |
15 |
|
MT416Se |
60 (415) |
35(240) |
20 |
|
MT429/MT430 |
60 (415) |
35(240) |
20 |
|
MT431 |
105(725) |
90(620) |
20 |
|
MT440A |
95(655) |
55(380) |
15 |
|
MT443 |
70 (485) |
40 (275) |
20 |
|
MT446-1 |
70 (485) |
40 (275) |
18 |
|
MT446-2 |
65(450) |
40 (275) |
20 |
ASTM A511 Stainless Steel Seamless Tube Dimensions Tolerance Chart:
|
Dimensions
Standard
|
Out Diameter（mm） |
Wall Thickness（%） |
Cutting Length（mm） |
|
|
Size(mm) |
Tolerance |
Tolerance |
Tolerance |
|
|
ASTM A511 |
D＜12.7 |
+0.13/-0.13 |
+15/-15 |
+3.2/0 |
|
12.7~38.1 |
+10/-10 |
|||
|
38.1~88.9 |
+0.25/-0.25 |
+4.8/0 |
||
|
88.9~139.7 |
+0.38/-0.38 |
|||
|
139.7~203.2 |
+0.76/-0.76 |
|||
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