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Ganpat Metal manufactures and supplies SS 316 flanges in India as per ASTM A182 / ASME SA182, available in different sizes, pressure classes, face configurations and flange types. We supply SS 316 flanges for industrial piping, process equipment and project requirements.
| Specification | Details |
|---|---|
| Material Grade | Stainless Steel 316 |
| UNS | S31600 |
| Size Range | 1/8" NB to 24" NB as per ASME B16.5; 26" NB to 60" NB under ASME B16.47 Series A & B |
| Material Standard | ASTM A182 / ASME SA182 F316 |
| Dimensional Standards | ASME B16.5 / ASME B16.47 |
| Pressure Rating | Class 150 to 2500 |
| PN Range | PN6 to PN64 |
| Face Types | FF / RF / RTJ |
| Manufacturing Process | Forging / Casting |
| Flange Finish | Smooth / Serrated |
| MTC | EN 10204 3.1 & 3.2 |
| Available Types | Blind, Weld Neck, Slip-On, Socket Weld, Orifice, Threaded, Lap Joint |
| Standard | Application / Range |
|---|---|
| ASME B16.5 | Flanges up to 24" NPS |
| ASME B16.47 Series A & B | Large diameter flanges from 26" to 60" NB |
| Parameter | Ratings |
|---|---|
| Pressure Classes | 150#, 300#, 600#, 900#, 1500#, 2500# |
| PN Ratings | PN6, PN10, PN16, PN25, PN40, PN64 |
| Element | SS 316 |
|---|---|
| Carbon (C) | 0.08% max |
| Manganese (Mn) | 2.0% max |
| Silicon (Si) | 1.0% max |
| Phosphorus (P) | 0.045% max |
| Sulfur (S) | 0.030% max |
| Chromium (Cr) | 16.00–18.00% |
| Molybdenum (Mo) | 2.00–3.00% |
| Nickel (Ni) | 11.00–14.00% |
| Iron (Fe) | 67.845% min |
| Property | SS 316 |
|---|---|
| Density | 8.0 g/cm³ |
| Melting Point | 1400°C (2550°F) |
| Tensile Strength | 75,000 PSI / 515 MPa |
| Yield Strength | 30,000 PSI / 205 MPa |
| Elongation | 35% |
| Property | SS 316 / DIN 1.4401 |
|---|---|
| Density | 8000 kg/m³ |
| Elastic Modulus | 193 GPa |
| Mean Coefficient of Thermal Expansion | 15.9 µm/m/°C (0–100°C) |
| Mean Coefficient of Thermal Expansion | 16.2 µm/m/°C (0–315°C) |
| Mean Coefficient of Thermal Expansion | 17.5 µm/m/°C (0–538°C) |
| Thermal Conductivity | 16.3 W/m·K at 100°C |
| Thermal Conductivity | 21.5 W/m·K at 500°C |
| Specific Heat | 500 J/kg·K |
| Electrical Resistivity | 740 nΩ·m |
| Standard | Equivalent Grade |
|---|---|
| UNS | S31600 |
| Werkstoff Nr. | 1.4401 / 1.4436 |
| JIS | SUS 316 |
| BS | 316S31 / 316S33 |
| GOST | – |
| AFNOR | Z7CND17-11-02 |
| EN | X5CrNiMo17-12-2 / X3CrNiMo17-13-3 |
| Parameter | Details |
|---|---|
| ASME B16.5 Size Range | 1/2" to 24" NPS |
| ASME B16.47 Size Range | 26" to 60" NB |
| Pressure Classes | 150# to 2500# |
| PN Range | PN6 to PN64 |
| Face Configurations | FF / RF / RTJ |
| Dimensional Standards | ASME B16.5 / ASME B16.47 |
Representative dimensional data for SS 316 flanges as supplied for ASME SA182 / ANSI B16.5:
| NPS | Flange OD | Thickness | Raised Face Dia. | Hub Dia. at Base | WN Length | SO/T/SK Length | LJ Length | Bore SO/SK | Bore LJ |
|---|---|---|---|---|---|---|---|---|---|
| 1/2 | 3-1/2 | 7/16 | 1-3/8 | 1-3/16 | 1-7/8 | 5/8 | 5/8 | .88 | .90 |
| 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 | 4-1/4 | 9/16 | 2 | 1-15/16 | 2-3/16 | 11/16 | 11/16 | 1.36 | 1.38 |
| 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 |
| 1-1/2 | 5 | 11/16 | 2-7/8 | 2-9/16 | 2-7/16 | 7/8 | 7/8 | 1.95 | 1.97 |
| 2 | 6 | 3/4 | 3-5/8 | 3-1/16 | 2-1/2 | 1 | 1 | 2.44 | 2.46 |
| 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 |
| 3 | 7-1/2 | 15/16 | 5 | 4-1/4 | 2-3/4 | 1-3/16 | 1-3/16 | 3.57 | 3.60 |
| 4 | 9 | 15/16 | 6-3/16 | 5-5/16 | 3 | 1-5/16 | 1-5/16 | 4.57 | 4.60 |
| 6 | 11 | 1 | 8-1/2 | 7-9/16 | 3-1/2 | 1-9/16 | 1-9/16 | 6.72 | 6.75 |
| 8 | 13-1/2 | 1-1/8 | 10-5/8 | 9-11/16 | 4 | 1-3/4 | 1-3/4 | 8.72 | 8.75 |
| 10 | 16 | 1-3/16 | 12-3/4 | 12 | 4 | 1-15/16 | 1-15/16 | 10.88 | 10.92 |
| 12 | 19 | 1-1/4 | 15 | 14-3/8 | 4-1/2 | 2-3/16 | 2-3/16 | 12.88 | 12.92 |
| 16 | 23-1/2 | 1-7/16 | 18-1/2 | 18 | 5 | 2-1/2 | 3-7/16 | 16.16 | 16.19 |
| 20 | 27-1/2 | 1-11/16 | 23 | 22 | 5-11/16 | 2-7/8 | 4-1/16 | 20.20 | 20.25 |
| 24 | 32 | 1-7/8 | 27-1/4 | 26-1/8 | 6 | 3-1/4 | 4-3/8 | 24.25 | 24.25 |
| Standard | Class | Flange OD (mm) | Bolt Circle Dia. (mm) | No. of Bolts | Bolt Size | Bolt Hole Dia. (mm) |
|---|---|---|---|---|---|---|
| AS4087 | PN14 | 95 | 67 | 4 | M12 | 14 |
| AS 2129 | Table C | 95 | 67 | 4 | 13 | 14 |
| AS 2129 | Table D | 95 | 67 | 4 | 13 | 14 |
| AS 2129 | Table E | 95 | 67 | 4 | 13 | 14 |
| AS 2129 | Table F | 95 | 67 | 4 | 13 | 14 |
| AS 2129 | Table H | 114 | 83 | 4 | 16 | 17 |
| AS 2129 | Table J | 114 | 83 | 4 | 16 | 17 |
| ANSI B16.5 | 150 | 89 | 60 | 4 | 13 | 16 |
| ANSI B16.5 | 300 | 95 | 67 | 4 | 13 | 16 |
| ANSI B16.5 | 600 | 95 | 67 | 4 | 13 | 16 |
| ANSI B16.5 | 900 | 121 | 83 | 4 | 19 | 22 |
| ANSI B16.5 | 1500 | 121 | 83 | 4 | 19 | 22 |
| ISO 7005 / DIN | PN6 | 80 | 55 | 4 | M10 | 11 |
| ISO 7005 / DIN | PN10 | 95 | 65 | 4 | M12 | 14 |
| ISO 7005 / DIN | PN16 | 95 | 65 | 4 | M12 | 14 |
| ISO 7005 / DIN | PN20 | 90 | 60.5 | 4 | M14 | 16 |
| ISO 7005 / DIN | PN25 | 95 | 65 | 4 | M12 | 14 |
| ISO 7005 / DIN | PN40 | 95 | 65 | 4 | M12 | 14 |
Approximate weights for SS 316 Weld Neck Raised Face flanges as supplied for ASME B16.5:
| NPS | OD (mm) | Class 150 (kg) | Class 300 (kg) | Class 600 (kg) | Class 900 (kg) |
|---|---|---|---|---|---|
| 1/2 | 21.3 | 0.45 | 0.55 | 0.70 | 0.80 |
| 3/4 | 26.7 | 0.55 | 0.70 | 0.80 | 1.10 |
| 1 | 33.4 | 0.90 | 1.10 | 1.35 | 1.60 |
| 1-1/4 | 42.2 | 1.20 | 1.45 | 1.80 | 2.30 |
| 1-1/2 | 48.3 | 1.50 | 1.85 | 2.20 | 2.90 |
| 2 | 60.3 | 2.27 | 2.95 | 4.08 | 5.44 |
| 2-1/2 | 73.0 | 3.40 | 4.50 | 5.90 | 7.70 |
| 3 | 88.9 | 4.80 | 6.35 | 8.60 | 11.8 |
| 4 | 114.3 | 6.80 | 9.52 | 13.6 | 18.1 |
| 6 | 168.3 | 14.5 | 21.8 | 31.3 | 43.5 |
| 8 | 219.1 | 24.9 | 37.6 | 55.3 | 79.4 |
| 10 | 273.0 | 42.6 | 64.0 | 93.0 | 135 |
| 12 | 323.8 | 65.8 | 98.9 | 143 | 211 |
| 16 | 406.4 | 115 | 172 | 263 | 390 |
| 20 | 508.0 | 196 | 295 | 452 | 675 |
| 24 | 609.6 | 308 | 463 | 710 | 1060 |
Weights are approximate and apply to WNRF flanges. Actual weight varies by flange type and configuration.
Select Flange options below and click the "Calculate Weight" button to reveal exact weight.
Used for closing pipe ends and providing access points in piping systems. Available in 150#, 300# and 600# configurations.
Designed for pipe connections where the flange is fitted over the pipe before welding.
Available for higher pressure classes, including Class 900, 1500 and 2500.
Suitable for smaller-diameter piping connections using socket-weld construction.
Available with ring-type joint configurations for specified high-pressure applications.
Used with stub-end assemblies where alignment and dismantling are required.
Available for threaded piping connections where welding is not required.
Used for applications involving flow measurement equipment.
SS 316 flanges are manufactured through forging or casting followed by machining to achieve the specified flange dimensions, face finish and connection configuration.
Inspection and documentation can include:
Ganpat Metal manufactures and supplies SS 316 / UNS S31600 flanges in different sizes, pressure classes, face configurations and flange types. Flanges can be supplied according to specified dimensional standards, inspection requirements and documentation requirements.
Available configurations include ASME B16.5 and ASME B16.47 flanges with Class 150 to 2500 pressure ratings and FF, RF and RTJ face options.
Send your required SS 316 flange size, type, pressure class, face configuration, standard and quantity to Ganpat Metal for a quotation.
Ganpat Metal also supplies SS 304, SS 304L and SS 316L flanges in different sizes, pressure classes and configurations. View the complete Stainless Steel Flanges range for other grade options.
