Check UNS S32100 Buttweld Elbow and ASTM A403 WP321 Reducer / Stub End / Cross Chemical Composition.
How does a Stainless Steel 321 tee fitting work?
Stainless steel 321 tees belong to an austenitic grade of stainless steel fittings. These tees have three ports and are shaped like a T. The three ports help in the transportation of fluids and gases across three channels. These lateral outlet pipe fittings are utilized in connecting these piping components at right angles within the line. The pipe tees are employed in transporting two-phase fluid mixtures in the system. Pipe tees may be equal or unequal, wherein one of the ports is smaller compared to the other two. Apart from this, tees are available as sanitary, cross pipe, wipe pipe, and compression pipe tees.
What are the different types of AISI 321 fitting?
AISI 321 fittings are piping components that play a critical role in changing the direction of the flow in the system. These fittings are available in different components, which are listed below.
- Elbows- They are employed in changing the direction of the flow.
- Tees, wyes, and crosses- These components are used in splitting pipe or tube sections and distributing the flow within the system.
- Couplings and unions- These are short fittings, which are used to join different sized components having a varied design range across the system.
- Caps and plugs- They are employed to close the ends of pipes or tubes.
- Compression fitting- These fittings are made up of three pieces comprising of a nut, body, and gasket ring. They are pressure tightened in place to prevent any leakage.
What is a 321 Stainless Steel street 90 elbow?
Stainless steel 321 street elbow is a piping module that is employed in joining one pipe to the other at an angle. These elbows are versatile and designed with a female end on one side coupled with a male end on the other side. A 90-degree elbow in this grade helps in redirecting the flow at an angle of 90 degrees in the run. The advantage of these elbows is that they can be connected directly to the piping module without necessitating the requirement of a pipe nipple or a short pipe to connect it to the subsequent module, as seen in a normal elbow fitting.
What happens to the pressure drop across ASTM A403 WP321 pipe fittings?
Pressure drops in pipe fittings are a common occurrence due to their construction, the terrain where they are installed, and other features. Some reasons for pressure drop across the ASTM A403 WP321 pipe fittings can be the directional change and the cross-sectional area. Both of these factors accelerate the flow of the fluid putting a strain on the component, thereby consuming more energy in the process. Reducing the sizes of the piping components can be another major factor facilitating pressure drops within the system. Apart from this erosion, and clogging of the lines can be a typical factor that plays a critical role in influencing the pressure drop in the system affecting the velocity and laminar flow in the line.
Stainless Steel 321 Pipe Fittings
SS 321 Elbow And Reducer
321 Stainless Steel Pipe Fittings
A403 Wp321 Material Specification
| Specification : | ASTM A403 Stainless Steel 321 Pipe Fittings (Buttweld, Forged, Socket weld, Threaded) |
|---|---|
| Connection | Welding |
| Bending Radius | R=2D, 3D, 5D, 6D, 8D, 1D, 10D or Custom |
| Thickness | SCH10, SCH 80, SCH 100, SCH20, SCH30, STD SCH40, SCH 160, XXS, SCH60, XS, SCH 120, SCH 140, available with NACE MR 01-75 |
| Origin & Mills | Indian, Korean, Russian, Japanese, European |
| Manufacturing process | Press, Forge, Push, Cast, etc. |
| Specialized manufacturer of | Tees, Crosses, Reducers, 90º Elbows, Stub End, Pipe Bend, 45º Elbows, Pipe Cap |
| Type | DN15-DN1200 |
| Size Range | ½" NB to 24" NB in Sch 10s, 40s, 80s, 160s, XXS. (DN6~DN100) |
| size | Seamless ButtWeld Fittings: 1/2 - 10 inch Welded Butt Weld Fittings: 1/2" - 48" |
| Dimensions | ASME B16.28, MSS-SP-43, ASME/ANSI B16.9, BS4504, BS10, BS4504, BS1560, |
Types Of Stainless Steel 321 Pipe Fittings
DN1400×1400, AWWA C208 ASTM A403 321 Equal Tee
1/2 to 56 inch, SCH5 to SCH160, ASTM A403 Wp321 Reducing Tee
18 Inch, Schedule 10S, ANSI B16.9, ASTM A403 WP321 Equal Tees
3 X 2 Inch, Schedule 80, ASTM A403 WP321 Seamless Reducing Tee
6 Inch, SCH 10S, ANSI B16.9 Stainless Steel 321 Stub Ends
3 Inch, SCH 10S, ASTM A403 WP321 MSS SP-43 Stub End
6 Inch, SCH 40S, SMLS, Beveled End, A403 WP321 Stub End
1 1/2 Inch, SCH 10S, RF, ASTM A403 WP321 Stub End
321 Stainless Steel Pipe Fittings Thickness
| SA403 WP321 90° Elbows | SA403 WP321 180° Returns | SA403 WP321 45° Elbows | SA403 WP321 Tees | SA403 WP321 Lap Joint Stub Ends | SA403 WP321 180° Return Bends | ||||||||||
| Normal Size Of Pipe | 90 Deg Elbows | 45 Deg Elbows | 180 Deg Return Bends | Tee | Lap Joint Stub Ends | Caps | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| LR | SR | 3R | LR | 3R | LR | SR | C | M | F | G | R | E | |||
| A | A | A | B | B | O | K | O | K | |||||||
| ½ | 1.50 | - | - | 0.62 | - | 3.00 | 1.88 | - | - | 1.00 | 1.00 | 3.00 | 1.38 | 0.12 | 1.00 |
| ¾ | 1.50 | - | - | 0.75 | - | 3.00 | 2.00 | - | - | 1.12 | 1.12 | 3.00 | 1.69 | 0.12 | 1.00 |
| 1 | 1.50 | 1.00 | - | 0.88 | - | 3.00 | 2.19 | 2.00 | 1.62 | 1.50 | 1.50 | 4.00 | 2.00 | 0.12 | 1.50 |
| 1¼ | 1.88 | 1.25 | - | 1.00 | - | 3.75 | 2.75 | 2.50 | 2.06 | 1.88 | 1.88 | 4.00 | 2.50 | 0.19 | 1.50 |
| 1½ | 2.25 | 1.50 | - | 1.12 | - | 4.50 | 3.25 | 3.00 | 2.44 | 2.25 | 2.25 | 4.00 | 2.88 | 0.25 | 1.50 |
| 2 | 3.00 | 2.00 | 6.00 | 1.38 | 2.50 | 6.00 | 4.19 | 4.00 | 3.19 | 2.50 | 2.50 | 6.00 | 3.62 | 0.31 | 1.50 |
| 2½ | 3.75 | 2.50 | 7.50 | 1.75 | 3.12 | 7.50 | 5.19 | 5.00 | 3.94 | 3.00 | 3.00 | 6.00 | 4.12 | 0.31 | 1.50 |
| 3 | 4.50 | 3.00 | 9.00 | 2.00 | 3.75 | 9.00 | 6.25 | 6.00 | 4.75 | 3.38 | 3.38 | 6.00 | 5.00 | 0.38 | 2.00 |
| 3½ | 5.25 | 3.50 | 10.50 | 2.25 | - | 10.50 | 7.25 | 7.00 | 5.50 | 3.75 | 3.75 | 6.00 | 5.50 | 0.38 | 2.50 |
| 4 | 6.00 | 4.00 | 12.00 | 2.50 | 5.00 | 12.00 | 8.25 | 8.00 | 6.25 | 4.12 | 4.12 | 6.00 | 6.19 | 0.44 | 2.50 |
| 5 | 7.50 | 5.00 | 15.00 | 3.12 | - | 15.00 | 10.31 | 10.00 | 7.75 | 4.88 | 4.88 | 8.00 | 7.31 | 0.44 | 3.00 |
| 6 | 9.00 | 6.00 | 18.00 | 3.75 | 7.44 | 18.00 | 12.31 | 12.00 | 9.31 | 5.62 | 5.62 | 8.00 | 8.50 | 0.50 | 3.50 |
| 8 | 12.00 | 8.00 | 24.00 | 5.00 | 9.94 | 24.00 | 16.31 | 16.00 | 12.31 | 7.00 | 7.00 | 8.00 | 10.62 | 0.50 | 4.00 |
| 10 | 15.00 | 10.00 | 30.00 | 6.25 | 12.44 | 30.00 | 20.38 | 20.00 | 15.38 | 8.50 | 8.50 | 10.00 | 12.75 | 0.50 | 5.00 |
| 12 | 18.00 | 12.00 | 36.00 | 7.50 | 14.88 | 36.00 | 24.38 | 24.00 | 18.38 | 10.00 | 10.00 | 10.00 | 15.00 | 0.50 | 6.00 |
| 14 | 21.00 | 14.00 | 42.00 | 8.75 | 17.38 | 42.00 | 28.00 | 28.00 | 21.00 | 11.00 | 11.00 | 12.00 | 16.25 | 0.50 | 6.50 |
| 16 | 24.00 | 16.00 | 48.00 | 10.00 | 19.88 | 48.00 | 32.00 | 32.00 | 24.00 | 12.00 | 12.00 | 12.00 | 18.50 | 0.50 | 7.00 |
| 18 | 27.00 | 18.00 | 54.00 | 11.25 | 22.38 | 54.00 | 36.00 | 36.00 | 27.00 | 13.50 | 13.50 | 12.00 | 21.00 | 0.5 | 8.00 |
| 20 | 30.00 | 20.00 | 60.00 | 12.50 | 24.88 | 60.00 | 40.00 | 40.00 | 30.00 | 15.00 | 15.00 | 12.00 | 23.00 | 0.50 | 9.00 |
| 22 | 33.00 | 22.00 | 66.00 | 13.50 | 27.31 | 66.00 | 44.00 | 44.00 | 33.00 | 16.50 | 16.50 | 12.00 | 25.25 | 0.50 | 10.00 |
| 24 | 36.00 | 24.00 | 72.00 | 15.00 | 29.81 | 72.00 | 48.00 | 48.00 | 36.00 | 17.00 | 17.00 | 12.00 | 27.25 | 0.50 | 10.50 |
| 26 | 39.00 | - | 78.00 | 16.00 | 32.31 | - | - | - | - | 19.50 | 19.50 | - | - | - | 10.50 |
| 28 | 42.00 | - | 84.00 | 17.25 | 34.75 | - | - | - | - | 20.50 | 20.50 | - | - | - | 10.50 |
| 30 | 45.00 | - | 90.00 | 18.50 | 37.25 | - | - | - | - | 22.00 | 22.00 | - | - | - | 10.50 |
| 32 | 48.00 | - | - | 19.75 | - | - | - | - | - | 23.50 | 23.50 | - | - | - | 10.50 |
| 34 | 51.00 | - | 102.00 | 21.00 | 42.25 | - | - | - | - | 25.00 | 25.00 | - | - | - | 10.50 |
| 36 | 54.00 | - | 108.00 | 22.25 | 44.69 | - | - | - | - | 26.50 | 26.50 | - | - | - | 10.50 |
| 38 | 57.00 | - | 114.00 | 23.62 | 47.25 | - | - | - | - | 28.00 | 28.00 | - | - | - | 12.00 |
| 40 | 60.00 | - | 120.00 | 24.88 | 49.75 | - | - | - | - | 29.50 | 29.50 | - | - | - | 12.00 |
| 42 | 63.00 | - | 126.00 | 26.00 | 52.19 | - | - | - | - | 30.00 | 28.00 | - | - | - | 12.00 |
| 44 | 66.00 | - | 132.00 | 27.38 | 54.69 | - | - | - | - | 32.00 | 30.00 | - | - | - | 13.50 |
| 46 | 69.00 | - | 138.00 | 28.62 | 57.19 | - | - | - | - | 33.50 | 31.50 | - | - | - | 13.50 |
| 48 | 72.00 | - | 144.00 | 29.88 | 59.69 | - | - | - | - | 35.00 | 33.00 | - | - | - | 13.50 |
SA403 WP321 Buttweld Fittings Equivalent
| STANDARD | WERKSTOFF NR. | UNS | JIS | EN |
| Stainless Steel 321 Pipe Fittings | 1.4541 | S32100 | SUS 321 | X6CrNiTi18-10 |
| ASTM A403 WP321H Pipe Fittings | 1.4878 | S32109 | SUS 321H | X12CrNiTi18-9 |
A403 WP321 Chemical Composition
| Grade | C | Mn | Si | P | S | Cr | N | Ni | Ti |
| Stainless Steel 321 Pipe Fittings | 0.08 maximum | 2.0 maximum | 1.0 maximum | 0.045 maximum | 0.030 maximum | 17.00 - 19.00 | 0.10 maximum | 9.00 - 12.00 | 5(C+N) – 0.70 maximum |
| A403 WP 321H | 0.04 – 0.10 | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 - 19.00 | 0.10 max | 9.00 – 12.00 | 4(C+N) – 0.70 max |
Specification Of ASTM A403 WP321 Pipe Fittings Material, SS 321 End Cap Manufacturer in Mumbai, India.
321 Stainless Steel Elbow Mechanical Properties
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 7.9 g/cm3 | 1400 °C (2550 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
SS 321 Pipe Fittings Pressure Rating
| Normal Size Of Pipe (inches) |
Pipe Sch | OD
(inch) |
Wall Thick. (inch) |
Temperature (oF) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 100 | 200 | 300 | 400 | 500 | 600 | 650 | 700 | 750 | ||||
| Allowable Stress (psi) | ||||||||||||
| 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 | |
UNS S32100 Tee Weight Chart
| Normal Pipe Size (NPS) | LBS | Kilogram (KG) |
| 1/2 | 0.25 | 0.11 |
| 3/4 | 0.25 | 0.11 |
| 1 | 0.5 | 0.23 |
| 1¼ | 0.9 | 0.41 |
| 1½ | 1.15 | 0.52 |
| 2 | 2.2 | 1 |
| 2½ | 4 | 1.81 |
| 3 | 6.5 | 2.95 |
| 3½ | 8.35 | 3.79 |
| 4 | 13.5 | 6.12 |
| 5 | 22 | 9.98 |
| 6 | 35 | 15.88 |
| 8 | 71 | 32.21 |
| 10 | 107 | 48.53 |
| 12 | 160 | 72.57 |
| 14 | 205 | 92.99 |
| 16 | 276 | 125.19 |
| 18 | 340 | 154.22 |
| 20 | 420 | 190.51 |
| 22 | 520 | 235.87 |
| 24 | 600 | 272.16 |
| 26 | 729 | 330.67 |
| 30 | 975 | 442.25 |
| 36 | 1412 | 640.47 |
Werkstoff Nr. 1.4541 Reducing Tee Dimensions And Mechanical Properties, Weight Chart.
Stainless Steel 321 Pipe Fittings Dimensions In MM
| Nominal Pipe Size |
OD | A403 WP321L 90° Elbows | A403 WP321L 45° Elbows | A403 WP321L 180° Returns | ||||
|---|---|---|---|---|---|---|---|---|
|
(inch.)
|
LR
|
SR
|
LR
|
LR
|
||||
|
(millimeter)
|
(inch.)
|
Center to Face
(inch.) |
Center to Face
(inch.) |
Center to Face
(inch.) |
Radius
(inch.) |
Center to Center
(inch.) |
Back to face
(inch.) |
|
|
1/2
|
21.3
|
0.840
|
1 1/2
|
–
|
5/8
|
2
|
1 7/8
|
|
|
3/4
|
26.7
|
1.050
|
1 1/8
|
–
|
7/16
|
2 1/4
|
1 11/16
|
|
|
1
|
33.4
|
1.315
|
1 1/2
|
1
|
7/8
|
3
|
2 3/16
|
|
|
1 1/4
|
42.2
|
1.660
|
1 7/8
|
1 1/4
|
1
|
3 3/4
|
2 3/4
|
|
|
1 1/2
|
48.3
|
1.900
|
2 1/4
|
1 1/2
|
1 1/8
|
3
|
4 1/2
|
3 1/4
|
|
2
|
60.3
|
2.375
|
3
|
2
|
1 3/8
|
4
|
6
|
4 3/16
|
|
2 1/2
|
73.0
|
2.875
|
3 3/4
|
2 1/2
|
1 3/4
|
5
|
7 1/2
|
5 3/16
|
|
3
|
88.9
|
3.500
|
4 1/2
|
3
|
2
|
6
|
9
|
6 1/4
|
|
3 1/2
|
101.6
|
4.000
|
5 1/4
|
3 1/2
|
2 1/4
|
7
|
10 1/2
|
7 1/4
|
|
4
|
114.3
|
4.500
|
6
|
4
|
2 1/2
|
8
|
12
|
8 1/4
|
|
5
|
141.3
|
5.563
|
7 1/2
|
5
|
3 1/8
|
10
|
15
|
10 5/16
|
|
6
|
168.3
|
6.625
|
9
|
6
|
3 3/4
|
12
|
18
|
12 5/16
|
|
8
|
219.1
|
8.625
|
12
|
8
|
5
|
12
|
24
|
16 5/16
|
|
10
|
273.1
|
10.750
|
15
|
10
|
6 1/4
|
15
|
30
|
20 3/8
|
|
12
|
323.9
|
12.750
|
18
|
12
|
7 1/2
|
18
|
36
|
24 3/8
|
