Stainless Steel Seamless Pipes 321/ 321H Grade Manufacturer, Supplier, Stockist & Exporter
Enquire Now321H STAINLESS STEEL PIPES, 321H STAINLESS STEEL TUBES, 321H STAINLESS STEEL SEAMLESS PIPE & TUBES, 321H STAINLESS STEEL WELDED PIPES AND TUBES, 321H STAINLESS STEEL TUBING, UNS S32109 PIPES AND TUBES
DETAILED INFORMATION
We offer Seamless SS 321 / 321H Tubes in an austenitic chromium nickel alloy with Titanium added, making them an excellent choice for environments with elevated temperatures.
Our company is one of the leading manufacturers, stockists, exporters, stock holders and suppliers of Stainless Steel 321 Seamless Tubing that meet the international and national quality standards. For applications requiring higher strength and tighter tolerances, our stainless steel cold drawn 321 tubes are an excellent quality choice. Our SS 321H Tubes are known for their high quality, zero defects, and superior performance. With the addition of titanium, SS 321 / 321H Seamless Tubes are a standard austenitic chromium nickel alloy.
Oil refinery equipment, industrial boilers, pressure vessels, chemical and pharmaceutical equipment, petrochemical refineries, and chemical process heat exchangers are among the applications for stainless steel 321 tubing. Engineering, chemical, sugar, and pharmaceutical industries use these premium qualities of SS 321H Tubing. The SS 321H Seamless Tubes are available in both standard and customized sizes.
The alloy 321H is stabilized with titanium. Stainless Steel 321H Pipe/ Tube is an austenitic steel that can withstand carbide precipitation temperatures that other grades cannot. These pipes and tubes can withstand temperatures between 800 and 1500 degrees Fahrenheit. The Stainless Steel 321H Pipe has a higher carbon content than the 321 alloy. Carbon concentrations in these pipes range from 0.04-0.10.
As a result, 321H stainless steel tubes have an outer diameter of 6mm-250mm and a thickness range of 0.3mm-50mm. Tubes of this type are available in a variety of grades. Stainless Steel 1.4878 Tubing is widely used in petroleum refineries, boiler tubes, high-pressure steam pipes, heavy-duty exhausts, and manifolds. Our company is the leading stockist of Stainless Steel 321H Pipe/ Tube in India. Our goal is to produce the best products on the market at the most reasonable price.
321H pipes can be manufactured seamlessly or by welding. SS 321H Seamless Pipe is made from one piece of steel. The tensile strength of these pipes is above 515Mpa, and the yield strength is above 205Mpa. 321H SS Welded Pipe doesn’t suffer from post-weld carburization or corrosion. Welded pipes are strong, durable, and require little maintenance. Fusion welding is used to produce UNS S32109 ERW Pipe.
It is possible to elongate these pipes by 40% while maintaining excellent performance and strength. AISI 321H Schedule 40 Pipe has excellent low temperature toughness and ductility. Most standard welding processes can be used to weld these pipes. After cold-rolling, SS grade 1.4878 Polished Pipe is produced. Polished pipes are smooth, which makes them more resistant to corrosion and other corrosive mediums. Our 321H Stainless Steel Pipe, along with our other products, can be customized to your specifications.
DIN 1.4878 Stainless Steel Round Pipe is a standard pipe used throughout this grade. The main purpose of these pipes is to transport fluids and gases from one place to another. Unlike most other products in these grades, SA 312 TP 321H Square Pipe cannot be hot-rolled to harden. Support and structural integrity are provided by these pipes. Known for its strength and hardness, ASTM A312 Gr.TP 321H Rectangular Pipe is used in aerospace and storage.
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Siuri, Tamluk, Titagarh
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Specification Of Stainless Steel 321h Pipe
Distributor of SA 312 TP 321H Square Pipe and 321H Stainless Steel Tube in various Thicknesses, Gauges and Dimensions
International Specification |
ASTM A312/ ASME SA 312 TP 321H |
Seamless Pipes Size |
|
Welded Pipe Size |
|
EFW Pipe Size |
|
Wall Thickness |
Schedule 5, Schedule 40, Schedule10, Schedule 80, Schedule 160, Schedule 80S, Schedule XXS, Schedule XS |
techniques |
EFW/ Seamless / ERW / Welded / LSAW/ Fabricated / Seam-Welded / CDW/ Redrawn |
Form |
Round, Square, Rectangular |
Length |
Double Random & Required Length End, Single Random, Plain End, Treaded, Beveled End |
Condition |
Hot Finished, Annealed and Pickled, Bright Annealed, Polished, Cold Drawn |
Chemical Composition Of 321h Stainless Steel Pipes And Tubes
The Chemical Composition of grade 321H Stainless Steel is outlined in the following tableTypical compositional ranges for grade 321 stainless steels Pipes
Grade |
C |
Mn |
Si |
P |
S |
Cr |
Mo |
Ni |
N |
Other |
|
321 |
min. max |
– 0.08 |
2.00 |
0.75 |
0.045 |
0.030 |
17.0 19.0 |
– |
9.0 12.0 |
0.10 |
Ti=5(C+N) 0.70 |
321H |
min. max |
0.04 0.10 |
2.00 |
0.75 |
0.045 |
0.030 |
17.0 19.0 |
– |
9.0 12.0 |
– |
Ti=4(C+N) 0.70 |
Mechanical Properties Of 321h Stainless Steel Pipes And Tubes
The Mechanical Properties of grade 321H Stainless Steel are displayed in the following table.
Grade |
Tensile Strength (MPa) min |
Yield Strength 0.2% Proof (MPa) min |
Elongation (% in 50mm) min |
Hardness |
|
Rockwell B (HR B) max |
Brinell (HB) max |
||||
321 |
515 |
205 |
40 |
95 |
217 |
321H |
515 |
205 |
40 |
95 |
217 |
321H also has a requirement for a grain size of ASTM No 7 or coarser. |
321h Stainless Steel Pipe Weight Chart
Nominal Pipe Sizes |
Outside Diameter |
Wall Thickness |
|
Weight |
Weight |
||
Inch |
MM |
Inch |
MM |
Schedule |
kg/Meter |
Lbs/feet |
|
1/2 |
0.840 |
21 |
0.109 |
2.769 |
40 STD |
1.268 |
0.851 |
|
|
|
0.147 |
3.734 |
80 STD |
1.621 |
1.088 |
3/4 |
1.050 |
27 |
0.113 |
2.870 |
40 STD |
1.684 |
1.131 |
|
|
|
0.154 |
3.912 |
80 STD |
2.195 |
1.474 |
1 |
1.315 |
33 |
0.133 |
3.378 |
40 STD |
2.501 |
1.679 |
|
|
|
0.179 |
4.547 |
80 STD |
3.325 |
2.172 |
1 1/4 |
1.660 |
42 |
0.140 |
3.556 |
40 STD |
3.385 |
2.273 |
|
|
|
0.191 |
4.851 |
80 STD |
4.464 |
2.997 |
1 1/2 |
1.900 |
48 |
0.145 |
3.683 |
40 STD |
4.048 |
2.718 |
|
|
|
0.200 |
5.080 |
80 STD |
5.409 |
3.361 |
2 |
2.375 |
60 |
0.154 |
3.912 |
40 STD |
5.441 |
3.653 |
|
|
|
0.218 |
5.537 |
80 STD |
7.480 |
5.022 |
2 1/2 |
2.875 |
73 |
0.203 |
5.516 |
40 STD |
8.629 |
5.793 |
|
|
|
0.276 |
7.010 |
80 STD |
11.411 |
7.661 |
3 |
3.500 |
89 |
0.216 |
5.486 |
40 STD |
11.284 |
7.576 |
|
|
|
0.300 |
7.620 |
80 STD |
15.272 |
10.253 |
4 |
4.500 |
114 |
0.237 |
6.020 |
|
16.073 |
10.790 |
|
|
|
0.337 |
8.560 |
|
22.318 |
14.983 |
6 |
6.625 |
168 |
0.188 |
4.775 |
|
19.252 |
12.924 |
|
|
|
0.203 |
5.516 |
|
20.739 |
13.923 |
|
|
|
0.219 |
5.563 |
|
22.318 |
14.983 |
|
|
|
0.250 |
6.350 |
|
25.354 |
17.021 |
|
|
|
0.280 |
7.112 |
40 STD |
58.263 |
18.974 |
|
|
|
0.312 |
7.925 |
|
31.334 |
21.036 |
|
|
|
0.375 |
9.525 |
|
37.285 |
25.031 |
|
|
|
0.432 |
10.973 |
80 XHY |
42.561 |
28.573 |
|
|
|
0.500 |
12.700 |
|
48.719 |
32.708 |
8 |
8.625 |
219 |
0.188 |
4.775 |
|
25.233 |
16.940 |
|
|
|
0.203 |
5.156 |
|
27.198 |
18.259 |
|
|
|
0.219 |
5.563 |
|
29.286 |
19.661 |
|
|
|
0.250 |
6.350 |
20 |
33.308 |
22.361 |
|
|
|
0.277 |
7.036 |
30 |
36.786 |
24.696 |
|
|
|
0.322 |
8.179 |
40 |
42.352 |
28.554 |
|
|
|
0.375 |
9.525 |
|
49.216 |
33.041 |
|
|
|
0.406 |
10.312 |
60 |
53.085 |
35.638 |
|
|
|
0.500 |
12.700 |
80 XHY |
64.627 |
43.388 |
10 |
10.750 |
273 |
0.188 |
4.775 |
|
31.588 |
21.207 |
|
|
|
0.219 |
5.563 |
|
36.689 |
24.631 |
|
|
|
0.250 |
6.350 |
20 |
41.759 |
28.035 |
|
|
|
0.307 |
7.798 |
30 |
51.002 |
34.240 |
|
|
|
0.344 |
8.738 |
|
56.946 |
38.231 |
|
|
|
0.365 |
9.271 |
40 STD |
63.301 |
40.483 |
|
|
|
0.438 |
11.125 |
|
71.852 |
48.238 |
|
|
|
0.500 |
12.700 |
60 XHY |
81.530 |
54.735 |
|
|
|
0.594 |
15.088 |
80 |
95.969 |
64.429 |
12 |
12.750 |
324 |
0.188 |
4.775 |
|
37.570 |
25.222 |
|
|
|
0.219 |
5.563 |
|
43.657 |
29.309 |
|
|
|
0.250 |
6.350 |
|
49.713 |
33.375 |
|
|
|
0.281 |
7.137 |
|
55.739 |
37.420 |
|
|
|
0.312 |
7.925 |
|
61.735 |
41.445 |
|
|
|
0.375 |
9.525 |
|
73.824 |
49.562 |
|
|
|
0.406 |
10.312 |
|
79.727 |
53.525 |
|
|
|
0.500 |
12.700 |
|
97.438 |
65.415 |
|
|
|
0.562 |
14.275 |
|
108.966 |
73.154 |
14 |
14.000 |
356 |
0.188 |
4.775 |
|
41.308 |
27.732 |
|
|
|
0.219 |
5.563 |
|
48.012 |
32.233 |
|
|
|
0.250 |
6.350 |
20 |
54.685 |
36.713 |
|
|
|
0.281 |
7.137 |
|
61.327 |
41.172 |
|
|
|
0.312 |
7.925 |
|
67.939 |
45.611 |
|
|
|
0.375 |
9.525 |
STD |
81.281 |
54.568 |
|
|
|
0.438 |
11.125 |
40 |
94.498 |
63.441 |
|
|
|
0.500 |
12.700 |
XHY |
107.381 |
72.090 |
|
|
|
0.625 |
15.875 |
|
132.983 |
89.278 |
16” |
16.000 |
406 |
0.188 |
4.775 |
|
47.290 |
21.748 |
|
|
|
0.219 |
5.563 |
|
54.980 |
36.910 |
|
|
|
0.250 |
6.350 |
10 |
62.639 |
42.053 |
|
|
|
0.281 |
7.137 |
|
70.268 |
47.174 |
|
|
|
0.312 |
7.925 |
20 |
77.866 |
52.275 |
|
|
|
0.344 |
8.738 |
|
85.677 |
57.519 |
|
|
|
0.375 |
9.525 |
30 STD |
93.213 |
62.578 |
|
|
|
0.438 |
11.125 |
|
108.433 |
72.797 |
|
|
|
0.500 |
12.700 |
40 XHY |
123.289 |
82.770 |
18 |
18.000 |
457 |
0.219 |
5.563 |
|
61.948 |
41.588 |
|
|
|
0.250 |
6.350 |
|
70.593 |
47.393 |
|
|
|
0.281 |
7.137 |
|
79.208 |
53.176 |
|
|
|
0.312 |
7.925 |
20 |
87.792 |
58.939 |
|
|
|
0.375 |
9.525 |
STD |
105.144 |
70.588 |
|
|
|
0.438 |
11.125 |
30 |
122.369 |
82.152 |
|
|
|
0.500 |
12.700 |
XHY |
139.198 |
93.450 |
|
|
|
0.562 |
14.275 |
40 |
155.904 |
104.666 |
|
|
|
0.625 |
15.875 |
|
172.754 |
115.978 |
20 |
20.000 |
508 |
0.250 |
6.350 |
|
78.547 |
52.733 |
|
|
|
0.282 |
7.163 |
|
88.458 |
59.386 |
|
|
|
0.312 |
7.925 |
|
97.719 |
65.604 |
|
|
|
0.375 |
9.525 |
20 STD |
117.075 |
78.598 |
|
|
|
0.438 |
11.125 |
|
136.305 |
91.508 |
|
|
|
0.500 |
12.700 |
30 XHY |
155.106 |
104.130 |
|
|
|
0.594 |
15.088 |
40 |
183.378 |
123.110 |
|
|
|
0.625 |
15.875 |
|
192.640 |
129.328 |
|
|
|
0.688 |
17.475 |
|
211.368 |
141.901 |
24 |
24.000 |
610 |
0.250 |
6.350 |
|
94.456 |
63.413 |
|
|
|
0.281 |
7.137 |
|
106.029 |
71.183 |
|
|
|
0.312 |
7.925 |
|
117.573 |
18.932 |
|
|
|
0.375 |
9.525 |
20 STD |
140.938 |
64.618 |
|
|
|
0.438 |
11.125 |
|
164.176 |
110.219 |
|
|
|
0.500 |
12.700 |
XHY |
186.923 |
125.490 |
|
|
|
0.625 |
15.875 |
|
232.410 |
156.028 |
|
|
|
0.688 |
17.475 |
40 |
255.148 |
171.293 |
|
|
|
0.750 |
19.050 |
|
277.401 |
186.233 |
30 |
30.000 |
762 |
0.250 |
6.350 |
|
118.318 |
79.433 |
|
|
|
0.281 |
7.137 |
|
132.851 |
89.189 |
|
|
|
0.312 |
7.925 |
10 |
147.353 |
98.925 |
|
|
|
0.375 |
9.525 |
STD |
176.731 |
118.648 |
|
|
|
0.438 |
11.125 |
|
205.983 |
138.286 |
|
|
|
0.500 |
12.700 |
20 XHY |
234.647 |
157.530 |
|
|
|
0.625 |
15.875 |
30 |
292.066 |
196.078 |
|
|
|
0.688 |
17.475 |
|
320.817 |
215.380 |
|
|
|
0.750 |
19.050 |
|
348.988 |
234.293 |
36 |
36.000 |
914 |
0.250 |
6.350 |
|
142.180 |
95.453 |
|
|
|
0.281 |
7.137 |
|
159.672 |
107.196 |
|
|
|
0.312 |
7.925 |
10 |
177.133 |
118.918 |
|
|
|
0.375 |
9.525 |
STD |
215.525 |
142.678 |
|
|
|
0.438 |
11.125 |
|
247.790 |
166.353 |
|
|
|
0.500 |
12.700 |
20 XHY |
282.372 |
198.570 |
|
|
|
0.625 |
15.875 |
|
351.723 |
236.128 |
|
|
|
0.688 |
17.475 |
|
386.487 |
259.467 |
|
|
|
0.750 |
19.050 |
|
420.576 |
282.353 |
42 |
42.000 |
1067 |
0.312 |
7.925 |
|
206.914 |
138.911 |
|
|
|
0.375 |
9.525 |
STD |
248.319 |
166.708 |
|
|
|
0.500 |
12.700 |
XHY |
33.097 |
221.610 |
|
|
|
0.750 |
19.050 |
|
492.163 |
330.413 |
48 |
48.000 |
1219 |
0.375 |
9.525 |
STD |
284.112 |
190.738 |
|
|
|
0.438 |
11.125 |
|
331.404 |
222.487 |
|
|
|
0.500 |
12.700 |
XHY |
377.822 |
253.650 |
|
|
|
0.750 |
19.050 |
|
563.750 |
378.473 |
|
|
|
0.875 |
22.225 |
|
655.969 |
440.383 |
Aisi 321h Schedule 40 Pipe Pressure Rating
Looking for Polished 321H Stainless Steel Pipe suppliers in India? Stockist of SS grade 1.4878 Pipe, Heat exchanger & Boiler Tubes in Mumbai
Pipe Size in inches |
Schedule |
Outside Diameter in Inch |
Wall Thickness in Inch |
Temperature |
||||||||
100 |
200 |
300 |
400 |
500 |
600 |
650 |
700 |
750 |
||||
Allowable Stress |
||||||||||||
16700 |
16700 |
16700 |
15500 |
14400 |
13500 |
13200 |
12900 |
12600 |
||||
1″ |
40 |
1.315 |
0.133 |
2205 |
2205 |
2205 |
2047 |
1902 |
1783 |
1743 |
1703 |
1664 |
80 |
1.315 |
0.179 |
3061 |
3061 |
3061 |
2841 |
2640 |
2475 |
2420 |
2365 |
2310 |
|
160 |
1.315 |
0.250 |
4493 |
4493 |
4493 |
4170 |
3874 |
3632 |
3552 |
3471 |
3390 |
|
1 1/2″ |
40 |
1.900 |
0.145 |
1629 |
1629 |
1629 |
1512 |
1404 |
1317 |
1287 |
1258 |
1229 |
80 |
1.900 |
0.200 |
2303 |
2303 |
2303 |
2138 |
1986 |
1862 |
1821 |
1779 |
1738 |
|
160 |
1.900 |
0.281 |
3362 |
3362 |
3362 |
3120 |
2899 |
2717 |
2657 |
2597 |
2536 |
|
2″ |
40 |
2.375 |
0.154 |
1371 |
1371 |
1371 |
1272 |
1182 |
1108 |
1083 |
1059 |
1034 |
80 |
2.375 |
0.218 |
1985 |
1985 |
1985 |
1843 |
1712 |
1605 |
1569 |
1534 |
1498 |
|
160 |
2.375 |
0.344 |
3283 |
3283 |
3283 |
3047 |
2831 |
2654 |
2595 |
2536 |
2477 |
|
3″ |
40 |
3.500 |
0.216 |
1301 |
1301 |
1301 |
1208 |
1122 |
1052 |
1028 |
1005 |
982 |
80 |
3.500 |
0.300 |
1844 |
1844 |
1844 |
1712 |
1590 |
1491 |
1458 |
1425 |
1391 |
|
160 |
3.500 |
0.438 |
2787 |
2787 |
2787 |
2587 |
2403 |
2253 |
2203 |
2153 |
2103 |
|
4″ |
40 |
4.500 |
0.237 |
1102 |
1102 |
1102 |
1023 |
950 |
891 |
871 |
851 |
831 |
80 |
4.500 |
0.337 |
1596 |
1596 |
1596 |
1482 |
1377 |
1291 |
1262 |
1233 |
1204 |
|
160 |
4.500 |
0.531 |
2611 |
2611 |
2611 |
2424 |
2552 |
2111 |
2064 |
2017 |
1970 |
|
5″ |
40 |
5.563 |
0.258 |
965 |
965 |
965 |
896 |
832 |
780 |
763 |
746 |
728 |
80 |
5.563 |
0.375 |
1428 |
1428 |
1428 |
1325 |
1231 |
1154 |
1129 |
1103 |
1077 |
|
160 |
5.563 |
0.625 |
2474 |
2474 |
2474 |
2296 |
2133 |
2000 |
1955 |
1911 |
1866 |
|
6″ |
40 |
6.625 |
0.280 |
877 |
877 |
877 |
814 |
756 |
709 |
693 |
677 |
661 |
80 |
6.625 |
0.432 |
1379 |
1379 |
1379 |
1280 |
1189 |
1115 |
1090 |
1065 |
1040 |
|
160 |
6.625 |
0.719 |
2382 |
2382 |
2382 |
2211 |
2054 |
1925 |
1883 |
1840 |
1797 |
|
8″ |
40 |
8.625 |
0.322 |
771 |
771 |
771 |
716 |
665 |
623 |
610 |
596 |
582 |
80 |
8.625 |
0.500 |
1218 |
1218 |
1218 |
1131 |
1050 |
985 |
963 |
941 |
919 |
|
160 |
8.625 |
0.906 |
2298 |
2298 |
2298 |
2133 |
1982 |
1858 |
1817 |
1775 |
1734 |
|
10″ |
40 |
10.750 |
0.365 |
699 |
699 |
699 |
649 |
603 |
565 |
553 |
540 |
528 |
80 |
10.750 |
0.594 |
1159 |
1159 |
1159 |
1075 |
999 |
937 |
916 |
895 |
874 |
|
160 |
10.750 |
1.125 |
2289 |
2289 |
2289 |
2124 |
1974 |
1850 |
1809 |
1768 |
1727 |
Equivalent Grades Of Uns S31603 Seamless Pipe
STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
SS 316L | 1.4404 / 1.4435 | S31603 | SUS 316L | 316S11 / 316S13 | 03Ch17N14M3 / 03Ch17N14M2 | Z3CND17-11-02 / Z3CND18-14-03 | X2CrNiMo17-12-2 / X2CrNiMo18-14-3 |
Dimension Table Of Sa 312 Tp 321h Square Pipe
Nominal size in inches |
Outside diameter in inches |
Outside diameter in mm |
Wall thickness in inches |
Wall thickness in mm |
Weight [lbs/feet] |
Weight [kg/meter] |
1/8 6 |
0.41 |
10.3 |
0.068 |
1.73 |
0.24 |
0.37 |
1/4 8 |
0.54 |
13.7 |
0.088 |
2.24 |
0.42 |
0.63 |
3/8 10 |
0.68 |
17.1 |
0.091 |
2.31 |
0.57 |
0.84 |
1/2 15 |
0.84 |
21.3 |
0.109 |
2.77 |
0.85 |
1.27 |
3/4 20 |
1.05 |
26.7 |
0.113 |
2.87 |
1.13 |
1.69 |
1 25 |
1.32 |
33.4 |
0.133 |
3.38 |
1.68 |
2.5 |
1 1/4 32 |
1.66 |
42.2 |
0.14 |
3.56 |
2.27 |
3.39 |
1 1/2 40 |
1.9 |
48.3 |
0.145 |
3.68 |
2.72 |
4.05 |
2 50 |
2.375 |
60.3 |
0.154 |
3.91 |
3.65 |
5.44 |
2 1/2 65 |
2.875 |
73 |
0.203 |
5.16 |
5.79 |
8.63 |
3 80 |
3.5 |
88.9 |
0.216 |
5.49 |
7.58 |
11.29 |
3 1/2 90 |
4 |
101.6 |
0.226 |
5.74 |
9.11 |
13.57 |
4 100 |
4.5 |
114.3 |
0.237 |
6.02 |
10.79 |
16.07 |
5 125 |
5.563 |
141.3 |
0.258 |
6.55 |
14.62 |
21.77 |
6 150 |
6.625 |
168.3 |
0.28 |
7.11 |
18.97 |
28.26 |
8 200 |
8.625 |
219.1 |
0.322 |
8.18 |
28.55 |
42.55 |
10 250 |
10.75 |
273 |
0.365 |
9.27 |
40.48 |
60.31 |
12 300 |
12.75 |
323.8 |
0.406 |
10.31 |
53.52 |
79.73 |
14 350 |
14 |
355.6 |
0.437 |
11.13 |
54.57 |
94.55 |
16 400 |
16 |
406.4 |
0.5 |
12.7 |
82.77 |
123.3 |
18 450 |
18 |
457 |
0.562 |
14.27 |
104.67 |
155.8 |
20 500 |
20 |
508 |
0.594 |
15.09 |
123.11 |
183.42 |
24 600 |
24 |
610 |
0.688 |
17.48 |
171.29 |
255.41 |
32 800 |
32 |
813 |
0.688 |
17.48 |
230.08 |
342.91 |
321h Stainless Steel Pipes And Tubes Physical Properties
Physical properties of 321H grade stainless steel in the annealed condition
Grade | Density (kg/m3) | Elastic Modulus (GPa) | Mean Coefficient of Thermal Expansion (μm/m/°C) | Thermal Conductivity (W/m.K) | Specific Heat 0-100°C (J/kg.K) | Electrical Resistivity (nΩ.m) | |||
0-100°C | 0-315°C | 0-538°C | at 100°C | at 500°C | |||||
321 | 8027 | 193 | 16.6 | 17.2 | 18.6 | 16.1 | 22.2 | 500 | 720 |
Grade Specification Comparison For 321 Stainless Steel Pipes And Tubes
Grade Specifications for 321H grade stainless steel
Grade |
UNS No |
Old British |
Euronorm |
Swedish SS |
Japanese JIS |
||
BS |
En |
No |
Name |
||||
321 |
S32100 |
321S31 |
58B, 58C |
1.4541 |
X6CrNiTi18-10 |
2337 |
SUS 321 |
321H |
S32109 |
321S51 |
– |
1.4878 |
X10CrNiTi18-10 |
– |
SUS 321H |
347 |
S34700 |
347S31 |
58G |
1.4550 |
X6CrNiNb18-10 |
2338 |
SUS 347 |
321h Stainless Steel Pipes And Tubes Range
321H Stainless Steel Pipe & Tubes Specification | ASTM A269, ASTM A213, ASTM A312, ASME SA269, ASME SA213, ASME SA312 |
321H Stainless Steel Pipe & Tubes Grades | 202, 304, 304L, 304H, 304LN, 309S, 310S, 316, 316L, 316H, 316Ti, 316LN, 317L, 321, 321H, 347, 347H, 904L, SMO 254, ALLOY 254, 6MO, 6MOLY, UNS S31254 ETC. |
321H Stainless Steel Pipe & Tubes Type | Seamless / Welded / ERW / EFW / Cold Draw / Hot Finish / Cold Finish |
321H Stainless Steel Pipe & Tubes Outer Diameter Size |
Seamless – 1/2″ NB TO 18″ NB Welded / ERW- 1″ NB TO 16″ NB EFW – 8″ NB TO 110″ NB |
321H Stainless Steel Pipe & Tubes Wall Thickness | Schedule 10 to Schedule 160 (3 mm to 100 mm Thickness) |
321H Stainless Steel Pipe & Tubes Length | 01 Meter to 12.5 Meters, Single Random Length, Double Random Length And Customize Size. |
321H Stainless Steel Pipe & Tubes Ends | Plain Ends / Beveled Ends |
321H Stainless Steel Pipe & Tubes Delivery Conditions | As Rolled, Formed, Stress Relieved, Annealed, Hardened, Tempered, Cold Draw |
321H Stainless Steel Pipe & Tubes Coating | Electropolish, Mechanical Polish, Satin Finish, Passivated |
321H Stainless Steel Pipe & Tubes Other Testing | Product Analysis, Transverse Tension Test, Flattening Test, Etching Test, Radiograph HIC Examination, Stabilizing Heat Treatment, Intergranular Corrosion Test, Weld Decay Test, Magnetic Particle Detection, Grain Size Test, NACE 0175, Dual Grade, PWHT (POST WELD HEAT TREATMENT), Flare Test, Bend Test, Hardness Test, Tensile Test etc |
321H Stainless Steel Pipe & Tubes Dimension | All Pipes Is Manufactured and Inspected / Tested to the Relevant standards includingASTM And ASME |
321H Stainless Steel Pipe & Tubes Value Added Services | Draw / Expansion / Machining / Sand Blasting / Shot Blasting / Heat Treatment |
321H Stainless Steel Pipe & Tubes Packaging | Loose / Bundle / Wooden Pallet / Wooden box-a / Plastic Cloth Wraps / Plastic End Caps / Beveled Protector |
321H Stainless Steel Pipe & Tubes Shipment & Transportation | By Road – Truck / Train, By Sea – Break-bulk Conventional Vessel / FCL (Full Container Load) / LCL (Less Container Load) / 20 Feet Container / 40 Feet Container / 45 Feet Container / High Cube Container / Open Top Container, By Air – Freighter Civil Passenger and Cargo Planes |
321H Stainless Steel Pipe & Tubes Material Test Certificate | Manufacturer Test Certificate As Per EN10204 3.1, 3.2 / Laboratory Test Certificate From NABL Approved Lab. / Under Third Party Inspection Agency Like SGS, TUV, DNV, LLOYDS, ABS ETC |
321h Stainless Steel Pipes And Tubes Applications
The grade 316 steel can be made into plates, sheets, and coils to be used in the following:
- Food preparation equipment particularly in chloride environments.
- Laboratory benches & equipment.
- Coastal architectural panelling, railings & trim.
- Boat fittings.
- Chemical containers, including for transport.
- Heat Exchangers.
- Woven or welded screens for mining, quarrying & water filtration.
- Threaded fasteners.
- Springs.