ASTM A182 Grade F310 Stainless Steel Flanges

Stainless Steel 310 Flanges

Refer SA182 F310 Flange Bolts & Studs Chart And ISO Approved ASTM A182 Grade F310 Stainless Steel Flanges Manufacturer In India.


The grade 310 stainless steel has chromium-nickel austenitic and can ideally be used in high-temperature environments. The Stainless Steel 310 Flanges has a composition that consists of 24% chromium and 19% nickel. The SA182 F310 Flange has a high resistance against corrosion and oxidation. The ASTM A182 Grade F310 Stainless Steel Flanges is an industry-standard for stainless steel flanges known for its high-temperature properties and great ductility and weldability. These flanges are ideal to be used for high-temperature services.

The Stainless Steel 310H Weld Neck Flange is ideal for critical environments that consist of high pressure, high temperature, wide fluctuations, volatile and hazardous fluids, etc. The UNS S31000 Blind Flanges are mainly used for closing a pipeline connection. They come in different face types like raised face, flat face, and ring-type joint flanges. The SS 310S Lap Joint Flanges we manufacture are very useful for large and hard flanges to adjust. They are ideally used in sizes and pressure classes where weld neck flanges find their application. We manufacture Werkstoff Nr. 1.4841 Slip On Flange, which looks like a ring and is placed over the pipe's end. This is a socket weld flange that finds its application in small-size high-pressure pipes. We also have a massive stock of ASTM A182 F310 Large Diameter Flanges widely used in various industries. We can customize all the flanges according to the requirements of our clients.


Stainless Steel 310 Flanges
ASTM A182 F310 Slip On Flange
UNS S31000 Weld Neck Flanges
Grade SS 310S Blind Flanges


ASTM A182 Stainless Steel F310 Flanges

Table of Content



ASTM A182 Grade F310 Stainless Steel Flanges Specification List

Material Specification : Stainless Steel 310 Flanges
Production Techniques In Manufacturing
  • Machined And Forged, Heat treated
Most Different Type Of Flanges Forged / Plate/ Threaded
Manufacturer Common Types Flange Weld Neck, Blind, Lap Joint, Socket-Weld, Slip-On, Threaded
Application Oil And Gas Industry
Fossil Fuel Power Plants
Waterworks Systems
Municipal Pipe Systems
Food Processing And Manufacturing
Nuclear Power Application
Power Plants Industry
Size Chart For Flange Size (1/2") To Size (48")
High Temp Above 200° Celsius (400°F) For 150 Class Or Above 400° Celsius (750°F)
Low Temp Above -29 ° Celsius (−20°F)
Japanese (JIS) Standards Japanese Standards = 5K, 10K, 40K, 16K 20K 30K, 63K
Manufacturer Of Steel Materials Inconel, Hastelloy, Carbon Steel, Cast Iron, Duplex Steel & Super Duplex Steel, Copper Nickel, Stainless Steel, Wrought Iron, Alloy Steel, Mild Steel.
Thickness Calculation NPS ≤ 18
Bore Diameter Of Steel Flanges NPS ≤ 10
Standards Types EN1092, API7S-43, API605, BS4504, API7S-15, API, ISO, UNI, EN-1092, ANSI/ASME B16.5, MSS S44, ISO70051, ASME B16.36, DIN, BS1560-3.1, B16.47 Series A & B, ASME B16.48, AWWA C207, IS 2062.
Pressure Class Class 150, Class 300, Class 400, Class 600, Class 900, Class 1500, Class 2500
Different Shapes Of Large Male-Female And Small Male-Female, RTJ, Large Tongue & Groove And Small Tongue Groove, FF, Raised Face, Lap-Joint Face
We are supplying flanges to more than 60 locations worldwide Bengaluru, Batam, Singapore, Istanbul, Jamshedpur, Gurgaon, Kuala Dhaka, Alexandria, Delhi, Tehran, City, Busan, Hyderabad, Seoul, Quezon Tiruchirappalli, Santiago, Mysuru, Calgary, Pune, Dombivli, Panipat, Ho Madrid, Sao Mumbai, Milan, Ankleshwar, Oyama, Bhopal, Chicago, Beijing, Jakarta, Noida, Ajman, Paulo, Hangzhou, Baku, Kochi, Zhengzhou, Dhabi, Tau, Coimbatore, Jubail, London, Manama, Sydney, Nagpur, Lumpur, Pimpri-Chinchwad, Nashik, Al Navi Bangkok, Kalyan, Hanoi, Delhi, Surat, Raipur, Ludhiana, Amsterdam, Abu Bogota, Melbourne, Al Johor Sharjah, Cairo, Secunderabad, Houston, Ghaziabad, Vasai, Chandigarh, Vung Shah Mexico Thane, Doha, Hazira, City, Jaipur, Jamnagar, Vadodara, Ambernath, Khobar, Virar, New Patna, Visakhapatnam, Bahru, Paris, Vapi, Lucknow, Shanghai, Lagos, Dallas, Chennai, Ahmedabad, Dubai, Kolkata, Agra, Surabaya, Dammam, Rajkot, Riyadh, Jeddah, Faridabad, Brisbane, Puchong, Chi Karachi, Perth, Ashburn, Bhubaneswar, City, Indore, Alam, Kota Mumbai, Guwahati.

Stainless Steel 310 Flanges Dimensions Chart

Stainless Steel 310 Flanges Dimensions Chart


Normal Pipe Size (NPS) Outside Daimeter (O.D.) Of Flange Thickness Of Flanges Diameter of Raised Face Hub at Base Diameter Lengtd Tdru Hub Bore And Diameter Hub at Bevel Diameter Radius of Fillet Socket Deptd
Weld Neck (WN) SORF (Slip-On) NPT (Threaded) SWRF (Socket) Loose (Lap Joint) SORF (Slip-on) SWRF (Socket) Loose (Lap Joint)
O Q R X Y Y Y W B H r Z
1/2 3-1/2 7/16 1-3/8 1-3/16 1-7/8 5/8 5/8 .88 .90 .84 1/8 3/8
3/4 3-7/8 1/2 1-11/16 1-1/2 2-1/16 5/8 5/8 1.09 1.11 1.05 1/8 7/16
1 4-1/4 9/16 2 1-15/16 2-3/16 11/16 11/16 1.36 1.38 1.32 1/8 1/2
1-1/4 4-5/8 5/8 2-1/2 2-5/16 2-1/4 13/16 13/16 1.70 1.72 1.66 3/16 9/16
1-1/2 5 11/16 2-7/8 2-9/16 2-7/16 7/8 7/8 1.95 1.97 1.90 1/4 5/8
2 6 3/4 3-5/8 3-1/16 2-1/2 1 1 2.44 2.46 2.38 5/16 11/16
2-1/2 7 7/8 4-1/8 3-9/16 2-3/4 1-1/8 1-1/8 2.94 2.97 2.88 5/16 3/4
3 7-1/2 15/16 5 4-1/4 2-3/4 1-3/16 1-3/16 3.57 3.60 3.50 3/8 13/16
3-1/2 8-1/2 15/16 5-1/2 4-13/16 2-13/16 1-1/4 1-1/4 4.07 4.10 4.00 3/8 7/8
4 9 15/16 6-3/16 5-5/16 3 1-5/16 1-5/16 4.57 4.60 4.50 7/16 15/16
5 10 15/16 7.5/16 6-7/16 3-1/2 1-7/16 1-7/16 5.66 5.69 5.56 7/16 15/16
6 11 1 8-1/2 7-9/16 3-1/2 1-9/16 1-9/16 6.72 6.75 6.63 1/2 1-1/16
8 13-1/2 1-1/8 10-5/8 9-11/16 4 1-3/4 1-3/4 8.72 8.75 8.63 1/2 1-1/4
10 16 1-3/16 12-3/4 12 4 1-15/16 1-15/16 10.88 10.92 10.75 1/2 1-5/16
12 19 1-1/4 15 14-3/8 4-1/2 2-3/16 2-3/16 12.88 12.92 12.75 1/2 1-9/16
14 21 1-3/8 16-1/4 15-3/4 5 2-1/4 3-1/8 14.14 14.18 14.00 1/2 1-5/8
16 23-1/2 1-7/16 18-1/2 18 5 2-1/2 3-7/16 16.16 16.19 16.00 1/2 1-3/4
18 25 1-9/16 21 19-7/8 5-1/2 2-11/16 3-13/16 18.18 18.20 18.00 1/2 1-15/16
20 27-1/2 1-11/16 23 22 5-11/16 2-7/8 4-1/16 20.20 20.25 20.00 1/2 2-1/8
24 32 1-7/8 27-1/4 26-1/8 6 3-1/4 4-3/8 24.25 24.25 24.00 1/2 2-1/2

Class 300 SA182 F310 Flange Dimensions Table

Class 300 SA182 F310 Flange Dimensions Table

Nominal Pipe Size(in.)Class 300
Diameter of
Flange
(in.)		No.
of
Bolts		Diameter of
Bolts
(in.)		Diameter of
Bolt Holes
(in.)		Bolt
Circle
(in.)
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

ASTM A182 F310 Equivalent

STANDARD WERKSTOFF NR. UNS JIS BS GOST AFNOR EN
Stainless Steel 310 Flanges 1.4841 S31000 SUS 310 310S24 20Ch25N20S2 - X15CrNi25-20
Stainless Steel 310S Flanges 1.4845 S31008 SUS 310S 310S16 20Ch23N18 - X8CrNi25-21
Stainless Steel 310H Flanges - S31009 - - - - -

Stainless Steel 310H Weld Neck Flange Chemical Compatibility/ Equivalent Chart And UNS S31000 Blind Flanges Manufacturer In India.


Stainless Steel 310H Weld Neck Flange Chemical Composition

Grade C Mn Si P S Cr Mo Ni N
Stainless Steel 310 Flanges 0.015 maximum 2.0 maximum 0.15 maximum 0.020 maximum 0.015 maximum 24.00 - 26.00 0.10 maximum 19.00 - 21.00 54.7 min
Stainless Steel 310S Flanges 0.08 maximum 2.0 maximum 1.00 maximum 0.045 maximum 0.030 maximum 24.00 - 26.00 0.75 maximum 19.00 - 21.00 53.095 min
Stainless Steel 310H Flanges 0.04 – 0.10 2.0 maximum 1.00 maximum 0.045 maximum 0.030 maximum 24.00 - 26.00 - 19.00 - 21.00 53.885 min

Check ASTM A182 F310 Large Diameter Flanges Mechanical Properties/ Price List And PED Approved Manufacturer of SS 310 Slip On Flange.


UNS S31000 Blind Flanges Mechanical Properties

Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
7.9 g/cm3 1402 °C (2555 °F) Psi – 75000 , MPa – 515 Psi – 30000 , MPa – 205 40 %

SS 310S Lap Joint Flanges Weight Chart

NPS (Nominal Pipe Size) SORF (Slip On) NPT (Threaded) SWRF (Socket Weld) Loose (Lap Joint) BLRF (Blind) WRNR (Weld Neck)
½ 1 1 2 1 2 2
¾ 2 2 2 2 2 2
1 2 2 2 2 2 3
1¼ 3 3 3 3 3 3
1½ 3 3 3 3 4 4
2 5 5 5 5 5 6
2½ 8 8 8 8 7 10
3 9 9 9 9 9 11.5
3½ 11 12 11 11 13 12
4 13 13 13 13 17 16.5
5 15 15 15 15 20 21
6 19 19 19 19 27 26
8 30 30 30 30 47 42
10 43 43 43 43 70 54
12 64 64 64 64 123 88
14 90 90 90 105 140 114
16 106 98 98 140 180 140
18 130 130 130 160 220 165
20 165 165 165 195 285 197
22 185 185 185 245 355 225
24 220 220 220 275 430 268

Size Chart Of ASTM A182 F310 Large Diameter Flanges

Normal Sizes In inchDimensionStainless Steel 310 Flanges Dimensional Sizes 1/2 inch. to 2 1/2 inch.
Class 125
Class 150 		Class 300Class 400Class 600Class 900Class 1500Class 2500
inch.mminch.millimeterinch.mminch.mminch.mminch.mminchmm
1/2A3 1/288.93 3/495.23 3/495.23 3/495.24 3/41214 3/41215 1/4133.4
b7/1611.19/1614.39/1614.39/1614.37/822.27/822.21 3/1630.2
D21 3/834.91 3/834.91 3/834.91 3/834.91 3/834.91 3/834.91 3/834.9
D12 3/860.32 5/866.72 5/866.72 5/866.73 1/482.63 1/482.63 1/288.9
n44444444444-444
d5/815.95/815.95/815.95/815.97/822.27/822.27/822.2
3/4A3 7/898.44 5/8117.54 5/8117.54 5/8117.55 1/81305 1/81305 1/2139.7
b1/212.75/815.95/815.95/815.9125.4125.41 1/431.8
D21 11/1642.91 11/1642.91 11/1642.91 11/1642.91 11/1642.91 11/1642.91 11/1642.9
D12 3/469.83 1/482.53 1/482.53 1/482.53 1/288.93 1/288.93 3/495.2
n44444444444-444
d5/815.93/4193/4193/4197/822.27/822.27/822.2
1A4 1/41084 7/8123.84 7/8123.84 7/8123.85 7/8149.25 7/8149.26 1/4159
b9/1614.311/1617.511/1617.511/1617.51 1/828.61 1/828.61 3/834.9
D2250.8250.8250.8250.8250.8250.8250.8
D13 1/879.43 1/288.93 1/288.93 1/288.9410241024 1/4108
n44444444444444
d5/815.93/4193/4193/419125.4125.4125.4
1 1/4A4 5/8117.55 1/4133.45 1/4133.45 1/4133.46 1/41596 1/41597 1/4184.2
b5/815.93/41913/1620.613/1620.61 1/828.61 1/828.61 1/238.1
D22 1/263.52 1/263.52 1/263.52 1/263.52 1/263.52 1/263.52 1/263.5
D13 1/288.93 7/898.43 7/898.43 7/898.44 3/81114 3/81115 1/8130
n44444444444444
d5/815.93/4193/4193/419125.4125.41 1/828.6
1 1/2A51276 1/8155.66 1/8155.66 1/8155.67177.87177.88203
b11/1617.513/1620.67/822.27/822.21 1/431.81 1/431.81 3/444.5
D22 7/873 982 7/8732 7/8732 7/8732 7/8732 7/8732 7/873
D13 7/844 1/21144 1/21144 1/21144 7/81244 7/81245 3/4146
n44444444444444
d5/8. 15.97/822.27/822.27/822.21 1/828.61 1/828.61 1/431.8
2A6152.46 1/2165.16 1/2165.16 1/2165.18 1/2215.98 1/2215.99 1/4234.9
b3/4197/822.2125.4125.41 1/238.11 1/238.1250.8
D23 5/892.13 5/892.13 5/892.13 5/892.13 5/892.13 5/892.13 5/892.1
D14 3/41215127512751276 1/2165.16 1/2165.16 3/4171
n44888888888888
d3/4193/4193/4193/419125.4125.41 1/828.6
2 1/2A7177.87 1/2190.57 1/2190.57 1/2190.59 5/82449 5/824410 1/2266.7
b7/822.2125.41 1/828.61 1/828.61 5/841.31 5/841.32 1/457.2
D24 1/8104.84 1/8104.84 1/8104.84 1/8104.84 1/81054 1/81054 1/8105
D15 1/2139.75 7/8149.25 7/8149.25 7/8149.27 1/2190.57 1/2190.57 3/4197
n44888888888888
d3/4197/822.27/822.27/822.21 1/828.61 1/828.61 1/431.8

View Werkstoff Nr. 1.4841 Orifice Flanges Weight/ Pressure Chart/ Material Specification And Manufacturer Of 310S SS Spectacle Blind Flange.

SS 310 Slip On Flange Pressure Rating Chart

ASTM A182 Stainless Steel 310 Flanges Pressure And Temperature Ratings
Temperature °F Class 150 As Per ASME B16.5 Class 300 As Per ASME B16.5 Class 400 As Per ASME B16.5 Class 600 As Per ASME B16.5 Class 900 As Per ASME B16.5 Class 1500 As Per ASME B16.5 Class 2500 As Per ASME B16.5
-20 to 100 275 720 960 1440 2160 3600 6000
200 230 600 800 1200 1800 3000 5000
300 205 540 720 1080 1620 2700 4500
400 190 495 660 995 1490 2485 4140
500 170 465 620 930 1395 2330 3880
600 140 435 580 875 1310 2185 3640
650 125 430 575 860 1290 2150 3580
700 110 425 565 850 1275 2125 3540
750 95 415 555 830 1245 2075 3460
800 80 405 540 805 1210 2015 3360
850 65 395 530 790 1190 1980 3300
900 50 390 520 780 1165 1945 3240
950 35 380 510 765 1145 1910 3180
1000 20 320 430 640 965 1605 2675
1050 20 310 410 615 925 1545 2570
1100 20 255 345 515 770 1285 2145
1150 20 200 265 400 595 995 1655
1200 20 155 205 310 465 770 1285
1250 20 115 150 225 340 565 945
1300 20 85 115 170 255 430 715
1350 20 60 80 125 185 310 515
1400 20 50 65 95 145 240 400
1450 15 35 45 70 105 170 285
1500 10 25 35 55 80 135 230

We Maintain Good Stock Of ASTM A182 Grade SS 310H Flange And Visit Our Stainless Steel 310S Socket Weld Flanges Mill In Mumbai, India.

ASTM A182 F310 Flange Thickness Calculation For Pressure Vessel

Wall Thickness Of Stainless Steel 310 Flanges
Normal Pipe Size (NPS) O.D. (Outside Daimeter) Sch 10 Sch 20 Sch 30 STD Wall Outside Daimeter Sch 40 Sch 60 EXT Hvy Outside Daimeter Schedule 80 Schedule 100 Schedule 120 Schedule 140 Schedule 160 XX Hvy
½ 0.84 0.083 ... ... 0.109 0.109 ... 0.147 0.147 ... ... ... 0.188 0.294
¾ 1.05 0.083 ... ... 0.113 0.113 ... 0.154 0.154 ... ... ... 0.219 0.308
1 1.315 0.109 ... ... 0.133 0.133 ... 0.179 0.179 ... ... ... 0.25 0.358
1 ¼ 1.66 0.109 ... ... 0.14 0.14 ... 0.191 0.191 ... ... ... 0.25 0.382
1 ½ 1.9 0.109 ... ... 0.145 0.145 ... 0.2 0.2 ... ... ... 0.281 0.4
2 2.375 0.109 ... ... 0.154 0.154 ... 0.218 0.218 ... ... ... 0.344 0.436
2 ½ 2.875 0.12 ... ... 0.203 0.203 ... 0.276 0.276 ... ... ... 0.375 0.552
3 3.5 0.12 ... ... 0.216 0.216 ... 0.3 0.3 ... ... ... 0.438 0.6
3 ½ 4 0.12 ... ... 0.226 0.226 ... 0.318 0.318 ... ... ... ... 0.636
4 4.5 0.12 ... ... 0.237 0.237 ... 0.337 0.337 ... 0.438 ... 0.531 0.674
5 5.563 0.134 ... ... 0.258 0.258 ... 0.375 0.375 ... 0.5 ... 0.625 0.75
6 6.625 0.134 ... ... 0.28 0.28 ... 0.432 0.432 ... 0.562 ... 0.719 0.864
8 8.625 0.148 0.25 0.277 0.322 0.322 0.406 0.5 0.5 0.594 0.719 0.812 0.906 0.875
10 10.75 0.165 0.25 0.307 0.365 0.365 0.5 0.5 0.594 0.719 0.844 1 1.125 1
12 12.75 0.18 0.25 0.33 0.375 0.406 0.562 0.5 0.688 0.844 1 1.125 1.312 1
14 14 0.25 0.312 0.375 0.375 0.438 0.594 0.5 0.75 0.938 1.094 1.25 1.406 ...
16 16 0.25 0.312 0.375 0.375 0.5 0.656 0.5 0.844 1.031 1.219 1.438 1.594 ...
18 18 0.25 0.312 0.438 0.375 0.562 0.75 0.5 0.938 1.156 1.375 1.562 1.781 ...
20 20 0.25 0.375 0.5 0.375 0.594 0.812 0.5 1.031 1.281 1.5 1.75 1.969 ...
22 22 0.25 ... ... 0.375 ... ... 0.5 ... ... .... .... .... ....
24 24 0.25 0.375 0.562 0.375 0.688 0.969 0.5 1.219 1.531 1.812 2.062 2.344 ....
26 26 .... .... .... 0.375 .... .... 0.5 .... .... .... .... .... ....
30 30 0.312 0.5 0.625 0.375 .... .... 0.5 .... .... .... .... .... ....
36 36 0.312 0.5 0.625 0.375 0.75 .... 0.5 .... .... .... .... .... ....
40 40 .... .... .... 0.375 .... .... 0.5 .... .... .... .... .... ....
42 42 …….. …….. …….. 0.375 …….. …….. 0.5 …….. …….. …….. …….. …….. ……..
48 48 …….. …….. …….. 0.375 …….. …….. 0.5 …….. …….. …….. …….. …….. ……..

310S SS Spectacle Blind Flange Torque Chart

Size in Inches Size in Millimeter Imperfections Max. Radial Projection
No Deeper Than the Bottom of the Serrations, millimeter Deeper Than the Bottom of the Serrations, millimeter
1/2 15 3.0 1.5
3/4 20 3.0 1.5
1 25 3.0 1.5
1 1/4 32 3.0 1.5
1 1/2 40 3.0 1.5
2 50 3.0 1.5
2 1/2 65 3.0 1.5
3 80 4.5 1.5
3 1/2 90 6.0 3.0
4 100 6.0 3.0
5 125 6.0 3.0
6 150 6.0 3.0
8 200 8.0 4.5
10 250 8.0 4.5
12 300 8.0 4.5
14 350 8.0 4.5
16 400 10.0 4.5
18 450 12.0 6.0
20 500 12.0 6.0
24 600 12.0 6.0

Werkstoff Nr. 1.4841 Orifice Flanges Bolting Length

150# Flange As Per ANSI B16.5 300# Flange As Per ANSI B16.5 600# Flange As Per ANSI B16.5
Normal Pipe Size # Studs And Bolts Diameter of Studs And Bolts Length Of Studs # Studs And Bolts Diameter of Studs And Bolts Stud Length # Studs And Bolts Diameter of Studs And Bolts Length Of Studs
1/16 RF RTJ 1/16 RF RTJ 1/4 RF RTJ
1/2 4 0.50 2-1/4 – 4 0.50 2-1/2 3 4 0.50 3 3
3/4 4 0.50 2-1/2 – 4 0.63 3 3-1/2 4 0.63 3-1/2 3-1/2
1 4 0.50 2-1/2 3 4 0.63 3 3-1/2 4 0.63 3-1/2 3-1/2
1-1/4 4 0.50 2-3/4 3-1/4 4 0.63 3-1/4 3-3/4 4 0.63 3-3/4 3-3/4
1-1/2 4 0.50 2-3/4 3-1/4 4 0.75 3-1/2 4 4 0.75 4-1/4 4-1/4
2 4 0.63 3-1/4 3-3/4 8 0.63 3-1/2 4 8 0.63 4-1/4 4-1/4
2-1/2 4 0.63 3-1/2 4 8 0.75 4 4-1/2 8 0.75 4-3/4 4-3/4
3 4 0.63 3-1/2 4 8 0.75 4-1/4 4-3/4 8 0.75 5 5
3-1/2 8 0.63 3-1/2 4 8 0.75 4-1/4 5 8 0.88 5-1/2 5-1/2
4 8 0.63 3-1/2 4 8 0.75 4-1/2 5 8 0.88 5-3/4 5-3/4
5 8 0.75 3-3/4 4-1/4 8 0.75 4-3/4 5-1/4 8 1.00 6-1/2 6-1/2
6 8 0.75 4 4-1/2 12 0.75 4-3/4 5-1/2 12 1.00 6-3/4 6-3/4
8 8 0.75 4-1/4 4-3/4 12 0.88 5-1/2 6 12 1.13 7-1/2 7-3/4
10 12 0.88 4-1/2 5 16 1.00 6-1/4 6-3/4 16 1.25 8-1/2 8-1/2
12 12 0.88 4-3/4 5-1/4 16 1.13 6-3/4 7-1/4 20 1.25 8-3/4 8-3/4
14 12 1.00 5-1/4 5-3/4 20 1.13 7 7-1/2 20 1.38 9-1/4 9-1/4
16 16 1.00 5-1/4 5-3/4 20 1.25 7-1/2 8 20 1.50 10 10
18 16 1.13 5-3/4 6-1/4 24 1.25 7-3/4 8-1/4 20 1.63 10-3/4 10-3/4
20 20 1.13 6-1/4 6-3/4 24 1.25 8 8-3/4 24 1.63 11-1/4 11-1/2
24 20 1.25 6-3/4 7-1/4 24 1.50 9 10 24 1.88 13 13-1/4

 

900# Flange As Per ANSI B16.5 1500# Flange As Per ANSI B16.5 2500# Flange As Per ANSI B16.5
Normal Pipe Size # Studs And Bolts Diameter of Bolts And Studs Stud Length # Studs And Bolts Diameter of Studs And Bolts Length Of Studs # Studs And Bolts Diameter of Studs And Bolts Length Of Studs
1/4 RF RTJ 1/4 RF RTJ 1/4 RF RTJ
1/2 4 0.75 4-1/4 4-1/4 4 0.75 4-1/4 4-1/4 4 0.75 4-3/4 4-3/4
3/4 4 0.75 4-1/2 4-1/2 4 0.75 4-1/2 4-1/2 4 0.75 5 5
1 4 0.88 5 5 4 0.88 5 5 4 0.88 5-1/2 5-1/2
1-1/4 4 0.88 5 5 4 0.88 5 5 4 1.00 6 6
1-1/2 4 1.00 5-1/2 5-1/2 4 1.00 5-1/2 5-1/2 4 1.13 6-3/4 6-3/4
2 8 0.88 5-3/4 5-3/4 8 0.88 5-3/4 5-3/4 8 1.00 7 7
2-1/2 8 1.00 6-1/4 6-1/4 8 1.00 6-1/4 6-1/4 8 1.13 7-3/4 8
3 8 0.88 5-3/4 5-3/4 8 1.13 7 7 8 1.25 8-3/4 9
4 8 1.13 6-3/4 6-3/4 8 1.25 7-3/4 7-3/4 8 1.50 10 10-1/4
5 8 1.25 7-1/2 7-1/2 8 1.50 9-3/4 9-3/4 8 1.75 11-3/4 12-1/4
6 12 1.13 7-1/2 7-3/4 12 1.38 10-1/4 10-1/2 8 2.00 13-1/2 14
8 12 1.38 8-3/4 8-3/4 12 1.63 11-1/2 11-3/4 12 2.00 15 15-1/2
10 16 1.38 9-1/4 9-1/4 12 1.88 13-1/4 13-1/2 12 2.50 19-1/4 20
12 20 1.38 10 10 16 2.00 14-3/4 15-1/4 12 2.75 21-1/4 22
14 20 1.50 10-3/4 11 16 2.25 16 16-3/4 – – – –
16 20 1.63 11-1/4 11-1/2 16 2.50 17-1/2 18-1/2 – – – –
18 20 1.88 12-3/4 13-1/4 16 2.75 19-1/2 20-3/4 – – – –
20 20 2.00 13-3/4 14-1/4 16 3.00 21-1/4 22-1/4 – – – –
24 20 2.50 17-1/4 18 16 3.50 24-1/4 25-1/2 – – – –

Gasket Chart Of ASTM A182 Grade SS 310H Flange

Normal Pipe Size Gasket I.D. (Inside Daimeter)
 Gasket O.D. (Outside Daimeter)
150 LB 300 LB 400 LB 600 LB 900 LB
1/2 0.84 1.875 2.125 2.125 2.125 2.50
3/4 1.06 2.25 2.625 2.625 2.625 2.75
1 1.31 2.625 2.875 2.875 2.875 3.125
1 1/4 1.66 3 3.25 3.25 3.25 3.50
1 1/2 1.91 3.375 3.75 3.75 3.75 3.875
2 2.38 4.125 4.375 4.375 4.375 5.625
2 1/2 2.88 4.875 5.125 5.125 5.125 6.50
3 3.50 5.375 5.875 5.875 5.875 6.625
4 4.50 6.875 7.125 7.00 7.625 8.125
5 5.56 7.75 8.50 8.375 9.50 9.75
6 6.62 8.75 9.875 9.75 10.50 11.375
8 8.62 11 12.125 12.00 12.625 14.125
10 10.75 13.375 14.25 14.125 15.75 17.125
12 12.75 16.125 16.625 16.50 18.00 19.625

310 Stainless Steel Flanges Tolerances Formula

Stainless Steel 310 FlangesTolerance Table
A O.D. (Outside Diameter)
  • When O.D. (Outside Diameter) is 24" or less: ±1/16" (1.6 millimeter)
  • When O.D. (Outside Diameter) is over 24": ±1/8" (3.2 millimeter)
D Inside Diameter (I.D.)
  • 10" and smaller: ±1/32" (0.8 mm)
  • 12" thru 18": +1/8" (3.2 mm)
  • 20" and larger: -1/16" (1.6 mm)
B Diameter of contact face
  • 1/16" raised face: ±1/32" (0.8 mm)
  • 1/4" RF (Raised Face), T/G (Tongue & Groove), (male & female), (m/f): ±1/64" (0.4 millimeter)
J Diameter of hub at base
  • When hub base is 24" or smaller: ±1/16" (1.6 millimeter)
  • When hub base is over 24": ±1/8" (3.2 millimeter)
H Diameter of hub at point of welding
  • 5" and smaller: +3/32" (2.4 mm), -1/32" (0.8 mm)
  • 6" and larger: +5/32" (4.0 mm), -1/32 (0.8 mm)
P Drilling
  • Circle Bolts: ±1/16" (1.6 mm)
  • Bolts hole spacing: ±1/32" (0.8 mm)
  Eccentricity of bolt circle with respect to facing
  • 2 1/2" and smaller ±1/32" (0.8 mm) maximum
  • 3" and larger ±1/16" (1.6 mm) maximum
C Thickness
  • 18" and smaller: ±1/8" (3.2 mm), -0"
  • 20" and larger: ±3/16" (4.8 mm), -0"
K Length of hub
  • 10" and smaller: ±1/16" (1.6 mm)
  • 12" and larger: ±1/8" (3.2 mm)

Check Our Global Sales Network Type Of Stainless Steel 310 Flanges

310 Stainless Steel Blind Flanges
310 Stainless Steel Blind Flanges
Stainless Steel 310 Figure 8 Flanges
Stainless Steel 310 Figure 8 Flanges
UNS S31000 Threaded Flanges
UNS S31000 Threaded Flanges
Werkstoff No. 1.4841 Socket Weld Flanges
Werkstoff No. 1.4841 Socket Weld Flanges
ASTM A182 Stainless Steel F310 Swivel Flanges
ASTM A182 Stainless Steel F310 Swivel Flanges
ASTM A182 F310 Pipe Flanges
ASTM A182 F310 Pipe Flanges
SS 310 Pipe Long Weld Neck Flanges
SS 310 Pipe Long Weld Neck Flanges
Steel A182 F310 Exhuast Flanges
Steel A182 F310 Exhuast Flanges
ASME SA182 F310 Weld Neck Flanges
ASME SA182 F310 Weld Neck Flanges
A182-F304 SUS F310 Spade Flanges
A182-F304 SUS F310 Spade Flanges
SA182 Gr F310 Plate Flanges
SA182 Gr F310 Plate Flanges
Grade 310 SS Slip On Flanges
Grade 310 SS Slip On Flanges
Stainless Steel 310S Orifice Flanges
Stainless Steel 310S Orifice Flanges
SS 310H Spacer Flanges
SS 310H Spacer Flanges
GOST 20Ch25N20S2 Blank Flanges
GOST 20Ch25N20S2 Blank Flanges
EN X15CrNi25-20 Blank Flanges Rotatable
EN X15CrNi25-20 Blank Flange Rotatable


Stainless Steel 310 Flanges Manufacturer In India Supplied To Different Industries For Various Purposes

24 Inch, 900#, RF, BS 3293, GOST 20Ch25N20S2 Blank Flanges France, Europe, Thailand, Qatar
RF, SCH 20, 10 Inch, SS 310H Spacer Flanges Malaysia, Germany, Czechia, Thailand
RF End, Class 150, 12 Inch, Stainless Steel 310S Orifice Flanges China, Colombia, Sweden, Malaysia
Class 2500, 2 Inch, SCH60, Grade 310 SS Slip On Flanges Russia, Dubai, Netherlands, Malaysia
DN 100, RF, PN 50, ANSI B16.5, SA182 Gr F310 Plate Flanges Kuwait, South Africa, Saudi Arabia (KSA), Brazil
BS EN 10204, 600#, RF, 8 Inch, A182-F304 SUS F310 Spade Flanges Philippines, Nigeria, Australia, UK
Class 1500, 6 Inch, SCH 20, RF, ASME SA182 F310 Weld Neck Flanges Oman, Malaysia, Hong Kong, UAE
SCH STD, Class 150, 10 Inch, ASTM A182 Stainless Steel F310 Swivel Flanges Italy, Iran, Chile, Singapore
PN16, DN80, EN 1092-1, ASTM A182 F310 Pipe Flanges Malaysia, United Arab Emirates (UAE), Norway, Turkey
RF, 6 Inch, 600 LB, SS 310 Pipe Long Weld Neck Flanges Belgium, Dammam -KSA, Indonesia, Philippines.
SCH 60, Class 300, 22 Inch, Steel A182 F310 Exhuast Flanges Philippines, Canada, Malaysia, Singapore
RF, 6 Inch, SCH 20, ASME SA182 F310 Weld Neck Flanges Mexico, Egypt, UK, Spain
6 Inch, Raised Face, BS 3293, A182-F304 SUS F310 Spade Flanges South Africa, Bahrain, Singapore
14 Inch, SCH 40, Class 150, SA182 Gr F310 Plate Flanges Malaysia, USA, Finland, Bangladesh
SCH 40, 4 Inch, ANSI B16.5, EN X15CrNi25-20 Blank Flange Rotatable Ellington -United States, Poland, Canada, UK
ASME B16.5, FF, 4 Inch, Stainless Steel 310 Plate Flanges South Africa, Singapore, Bahrain
Sch 40, EN 1092-1, Class 300, RF, 6 Inch, SS 310H Slip on Flanges Thailand, Europe, France, Qatar
Class 600, 8 Inch, ASTM A182 Gr 310S RTJ Flanges Nigeria, Australia, Philippines, UK
2 inch, DN 15, 310S SS Flanges Malaysia, Hong Kong, Oman, UAE