Bhadra Engimech is a leading manufacturer and stockist of ASTM A182 F321 Stainless Steel Flanges in India. Grade 321 is a stabilized austenitic stainless steel similar to type 304 but with a titanium addition, which prevents intergranular corrosion after exposure to temperatures in the chromium carbide precipitation range.
Technical Specifications
ASTM A182 F321 Flanges Specification
| Specification |
ASTM A182 / A240 & ASME SA182 / SA240 |
| Grade |
ASTM A182 F321 |
| Standard |
ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc. |
| Size |
1/8″ to 36″/ |
| Dimensions |
ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc. |
| Class / Pressure |
150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc. |
ASTM A182 F321 Flange Types
ASTM A182 F321 Slip-on Flange
ASTM A182 F321 Threaded Flanges
ASTM A182 F321 Lap Joint Flange
ASTM A182 F321 Blind Flange
ASTM A182 F321 Socket Weld Flange
ASTM A182 F321 Weld Neck Flange
ASTM A182 F321 Long Weld Neck Flange
ASTM A182 F321 Companion Flange
ASTM A182 F321 Orifice Flange
ASTM A182 F321 Flanges Equivalent Standards
| STANDARD |
WERKSTOFF NR. |
UNS |
JIS |
EN |
| SS 321 |
1.4541 |
S32100 |
SUS 321 |
X6CrNiTi18-10 |
Mechanical & Physical Properties of ASTM A182 F321 Flanges
| Material Symbol |
Tensile Strength min, MPa |
Yield point-min, Mpa |
Elongation min, % |
Reduction of area min, % |
| ASTM A182 F321 |
515 |
205 |
30 |
50 |
ASME B16.5 300 LB Flanges Dimensions & Weight Chart
| Standard |
Class |
Diameter |
Bolt Circle Diameter |
Number of Bolts |
Bolt Size |
Diameter of Bolt Hole |
| AS4087 Flanges |
PN14 Flanges |
95 |
67 |
4 |
M12 |
14 |
| AS 2129 Flange |
Table C Flanges |
95 |
67 |
4 |
13 |
14 |
| Table D Flanges |
95 |
67 |
4 |
13 |
14 |
| Table E Flanges |
95 |
67 |
4 |
13 |
14 |
| Table F Flanges |
95 |
67 |
4 |
13 |
14 |
| Table H Flanges |
114 |
83 |
4 |
16 |
17 |
| Table J Flanges |
114 |
83 |
4 |
16 |
17 |
| ANSI B16.5 Flanges |
ANSI 150 Flanges |
89 |
60 |
4 |
13 |
16 |
| ANSI 300 Flanges |
95 |
67 |
4 |
13 |
16 |
| ANSI 600 Flanges |
95 |
67 |
4 |
13 |
16 |
| ANSI 900 Flanges |
121 |
83 |
4 |
19 |
22 |
| ANSI 1500 Flanges |
121 |
83 |
4 |
19 |
22 |
| ISO 7005 (DIN) Flange |
PN6 Flanges |
80 |
55 |
4 |
M10 |
11 |
| PN10 Flanges |
95 |
65 |
4 |
M12 |
14 |
| PN16 Flanges |
95 |
65 |
4 |
M12 |
14 |
| PN20 Flanges |
90 |
60.5 |
4 |
M14 |
16 |
| PN25 Flanges |
95 |
65 |
4 |
M12 |
14 |
| PN40 Flanges |
95 |
65 |
4 |
M12 |
14 |
ASTM A182 F321 Flanges Drilling Chart
| Nominal Pipe Size
NPS(inches) |
ASTM A182 F316 Class 300 |
| Diameter of
Flange(inches) |
No.
ofBolts |
Diameter of
Bolts(inches) |
Diameter of
Bolt Holes
(inches) |
Bolt
Circle(inches) |
| 1/4 |
3-3/8 |
4 |
1/2 |
0.62 |
2-1/4 |
| 1/2 |
3-3/4 |
4 |
1/2 |
0.62 |
2-5/8 |
| 3/4 |
4-5/8 |
4 |
5/8 |
0.75 |
3-1/4 |
| 1 |
4-7/8 |
4 |
5/8 |
0.75 |
3-1/2 |
| 1-1/4 |
5-1/4 |
4 |
5/8 |
0.75 |
3-7/8 |
| 1-1/2 |
6-1/8 |
4 |
3/4 |
0.88 |
4-1/2 |
| 2 |
6-1/2 |
8 |
5/8 |
0.75 |
5 |
| 2-1/2 |
7-1/2 |
8 |
3/4 |
0.88 |
5-7/8 |
| 3 |
8-1/4 |
8 |
3/4 |
0.88 |
6-5/8 |
| 3-1/2 |
9 |
8 |
3/4 |
0.88 |
7-1/4 |
| 4 |
10 |
8 |
3/4 |
0.88 |
7-7/8 |
| 5 |
11 |
8 |
3/4 |
0.88 |
9-1/4 |
| 6 |
12-1/2 |
12 |
3/4 |
0.88 |
10-5/8 |
| 8 |
15 |
12 |
7/8 |
1 |
13 |
| 10 |
17-1/2 |
16 |
1 |
1.12 |
15-1/4 |
| 12 |
20-1/2 |
16 |
1-1/8 |
1.25 |
17-3/4 |
| 14 |
23 |
20 |
1-1/8 |
1.25 |
20-1/4 |
| 16 |
25-1/2 |
20 |
1-1/4 |
1.38 |
22-1/2 |
| 18 |
28 |
24 |
1-1/4 |
1.38 |
24-3/4 |
| 20 |
30-1/2 |
24 |
1-1/4 |
1.38 |
27 |
| 24 |
36 |
24 |
1-1/2 |
1.62 |
32 |
Application And Uses
- ASTM ASTM A182 ASTM A182 F321 Flanges used in Chemicals Industry
- ASTM ASTM A182 ASTM A182 F321 Flanges used in Heavy Oil refineries.
- ASTM ASTM A182 ASTM A182 F321 Flanges used in Textile Machinery.
- ASTM ASTM A182 ASTM A182 F321 Flanges used in Bitumen upgraders.
- ASTM ASTM A182 ASTM A182 F321 Flanges used in Nuclear power (mostly seamless).
- ASTM ASTM A182 ASTM A182 F321 Flanges used in Petrochemicals and acids.
- ASTM ASTM A182 ASTM A182 F321 Carbon Steel Flanges used in Pulp and Paper Industry
