Stainless Steel 309S Flanges

Stainless Steel 309S Flanges

SS 309S / ASTM A182 F309S high-temperature flanges

Savoy Piping Inc. supplies stainless steel 309S flanges (ASTM A182 F309S) for elevated-temperature and oxidation-resistant piping packages.

Related: A182 stainless hub · WNRF · Blind · Flanges hub.

What is this grade?

309S is a low-carbon high-Cr/Ni austenitic grade used where heat resistance exceeds 304/316 capability but 310S may be over-specified.

Selection guidance

Twin: A182 F309S. Related: 310S · 304H.

What to put on the PO

Include SS 309S / A182 F309S, flange type and facing, size and pressure class, bore/schedule, quantity, destination, and documentation (EN 10204 3.1 / 3.2, PMI, NACE, TPI). Email sales@savoypipinginc.com.

Stainless Steel 309s Flange Range

Stainless Steel 309s Flange Specification ASTM A182 / ASME SA182
Stainless Steel 309s Flange Manufacturing Process Hot Forging / Rolling / Machining
Stainless Steel 309s Flange Other Grades 202 / 304 / 304L / 304H / 309S / 310S / 316 / 316L / 316Ti / 317L / 321 / 321H / 347 / 347H / 904L etc.
UNS No. - UNS S30400, UNS S30403, UNS S31008, UNS S31620, UNS S31603, UNS S31603, UNS S31635, UNS S31703, UNS S32100, UNS S34700, UNS S34709, UNS N08904
EN No. - 1.4301, 1.4307, 1.484, 1.4401, 1.4404, 1.471, 1.4438, 1.441, 1.450, 1.451, 1.4539
Stainless Steel 309s Flange Outer Diameter 1/2" NB TO 64" NB
Stainless Steel 309s Flange Pressure Class Class 150#, Class 300#, Class 400#, Class 600#, Class 900#, Class 1500#, Class 2500# or As Per Custom Requirement
PN 6, PN 10, PN 16, PN 25 and PN 40 etc
Stainless Steel 309s Flange Schedule Sch 10s TO Sch XXS or As Per Custom Requirement
Stainless Steel 309s Flange Facing Flat Face (FF), Raised Face (RF), Ring Type Joint (RTJ)
Stainless Steel 309s Flange Dimension ASME B16.5, ASME B16.47 SERIES A, ASME B16.47 SERIES B, ASME B16.36, BS10, EN1092-1:2013, MSS SP44, ASA, API-605, ISO 7005, ISO 15590-3, DIN 2631--2638, DIN 2573-2576, DIN 2527, DIn 2641-2642, DIN 2565-2566, DIN2502, AWWA, AS2129 TABLE C, D, E, F, J etc..
Stainless Steel 309s Flange Types Welding Neck Flange, Slip On Flange, Socket Weld Flange, Lap Joint Flange, Threaded Flange, Blind Flange, Orifice Flanges,Plate Flange, Long Welding Neck Flanges, Weldoflange, Nipoflange, Expander Flange, Reducing Flange, WNRF Flange, SORF Flange, SWRF Flange, Custom Flange as per Drawing etc.
Stainless Steel 309s Flange Other Testing NACE MR0175, Ultrasoung TEST, IGC TEST, Intergranular Corrrosion Test as per ASTM A262 Practice E, Charpy Impact Test, Macro, Grain Size, Hardness, HIC, SSC, Sour Service etc.
Stainless Steel 309s Flange Value Added Services Rolling, Drill, Punch, CNC Machining, Sand Blasting, Shot Blasting, Heat Treatment, Anti-rust Paint, Oil Black Paint, Yellow Transparent, Zinc Plated, Cold and Hot Dip Galvanized
Stainless Steel 309s Flange Packaging Loose / Crate / Wooden Pallet / Wooden Box / Plastic Cloth Wraps
Stainless Steel 309s Flange Shipment & Transportation By Road - Truck / Train Partial Load, Full Load, By Sea - Break-bulk Conventional Vessel / FCL (Full Container Load) / LCL (Less Container Load) / 20 Feet Container / 40 Feet Container / 4 Feet Container / High Cube Container / Open Top Container, By Air - Freighter Civil Passenger and Cargo Planes
Stainless Steel 309s Flange 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, Bureau of Indian Standards BIS Approved ETC

Stainless Steel 309s Flange Chemical Composition and Properties

The chemical composition of grade Stainless Steel 309s Flange is outlined in the following table

Element 309 309S 309H
Chromium 22.0 min.-24.0 max. 22.0 min.-24.0 max. 22.0 min.-24.0 max.
Nickel 12.0 min.-15.0 max. 12.0 min.-15.0 max. 12.0 min.-15.0 max.
Carbon 0.20 0.08 0.04 min.-0.10 max.
Manganese 2.00 2.00 2.00
Phosphorus 0.04 0.04 0.04
Sulfer 0.030 0.030 0.030
Silicon 0.75 0.75 0.75
Iron Balance Balance Balance

Flanges Stainless SteelStainless Steel 309s Flange Mechanical and Physical Properties

The mechanical properties of grade Stainless Steel 309s Flange are displayed in the following table.

Properties Metric Imperial
Tensile strength, ultimate 620 MPa 8990 psi
Tensile strength, yield (0.2%) 310 MPa 4000 psi
Izod impact 120 - 165 J 88.5 - 122 ft-lb
Modulus of elasticity 200 GPa 2900 ksi
Shear modulus 77 GPa 11200 ksi
Poissons ratio 0.3 0.3
Elongation at break (in 50 mm) 4% 4%
Hardness, Brinell (converted from Rockwell B hardness) 147 147
Hardness, Knoop (converted from Rockwell B hardness) 164 164
Hardness, Rockwell B 85 85
Hardness, Vickers (converted from Rockwell B hardness) 169 169

Stainless Steel 309s Flange Physical Properties

Physical properties of 309s grade stainless steel in the annealed condition

Properties Metric Imperial
Density 8 g/cm3 0.289 lb/in³
Melting point 144°C 2650°F

THERMAL PROPERTIES FOR ASTM A182 309/309S STAINLESS STEEL FLANGES

Grade specifications for 309s grade stainless steel

Properties Metric Imperial
Thermal expansion co-efficient (@ 0-100°C/32-212°F) 14.9 µm/m°C 8.28 µin/in°F
Thermal conductivity (@0-100°C/32-212°F) 15.6 W/mK 108 BTU in/hr.ft².°F

Stainless Steel 309s Flanges Types

  • Stainless Steel 309s Welding Neck Flange
  • Stainless Steel 309s Slip On Flange
  • Stainless Steel 309s Socket Weld Flange
  • Stainless Steel 309s Lap Joint Flange
  • Stainless Steel 309s Threaded Flange
  • Stainless Steel 309s Blind Flange
  • Stainless Steel 309s Orifice Flanges
  • Stainless Steel 309s Long Welding Neck Flanges
  • Stainless Steel 309s Weldoflange
  • Stainless Steel 309s Nipoflange
  • Stainless Steel 309s Expander Flange
  • Stainless Steel 309s Reducing Flange
  • Stainless Steel 309s WNRF Flange
  • Stainless Steel 309s SORF Flange
  • Stainless Steel 309s SWRF Flange
  • Stainless Steel 309s BLRF Flange

Frequently asked questions

What are Stainless Steel 309S Flanges?

Stainless Steel 309S Flanges are forged stainless steel pipe flanges used to join pipe, valves and equipment. Facing, bore and pressure class must match the piping class.

Which standards apply?

Material: ASTM A182 / ASME SA182. Dimensions: ASME B16.5 / B16.47 (or EN 1092-1 for metric packages).

Related forging class?

Also see ASTM A182 F309S flanges for the ASTM A182 forging designation page.

What flange types are available?

Weld neck, slip-on, blind, socket weld, threaded, lap joint, long weld neck, reducing, spectacle blind and RTJ facings.

What belongs on the purchase order?

Grade / A182 class, type and facing, size and pressure class, bore/schedule, quantity, destination, and MTC (EN 10204 3.1 / 3.2). Email sales@savoypipinginc.com.

Stainless Steel 309s Packing Shipment

Stainless Steel 309s Flange is Covered with Plastic Cloth and Packed in Wooden Box, Wooden Pallet and Wooden Fumigated Crate. Our Packaging is Fully Waterproof and Safe for Transport with Proper Strips on Wooden Box, having Lifting Point.

Stainless Steel 309s Flange Exported Countries

We Export Stainless Steel 309s Flanges to Saudi Arabia, Iran, Iraq, United Arab Emirates, Qatar, Bahrain, Oman, Kuwait, Turkey, Egypt, Yemen , Syria, Israel, Jordan, Cyprus, Singapore, Malaysia, Indonesia, Thailand, Vietnam, South Korea, Japan, Sri Lanka, Maldives, Bangladesh, Myanmar, Taiwan, Cambodia, Argentina, Bolivia, Brazil, Chile, Venezuela, Colombia, Ecuador, Guyana, Paraguay, Uruguay, United States Of America, Canada, Mexico, Panama, Costa Rica, Puerto Rico, Trinidad And Tobago, Jamaica, Bahamas, Denmark, Russia, Norway, Germany, France, Italy, United Kingdom, Spain, Ukraine, Netherlands, Belgium, Greece, Czech Republic, Portugal, Hungary, Albania, Austria, Switzerland, Slovakia, Finland, Ireland, Croatia, Slovenia, Malta, Nigeria, Algeria, Angola, South Africa, Libya, Egypt, Sudan, Equatorial Guinea, The Republic Of Congo, Gabon, Europe, Africa, Asia, North America, South America, Middle East, Far East.etc

Stainless Steel 309s Flanges Supplying in States and Cities

We Supply Stainless Steel 309s Flanges Andhra Pradesh, Arunachal Pradesh, Assam, Bihar, Chhattisgarh, Goa, Gujarat, Haryana, Himachal Pradesh, Jammu and Kashmir, Jharkhand, Karnataka, Kerala, Madhya Pradesh, Maharashtra, Manipur, Meghalaya, Mizoram, Nagaland, Odisha, Punjab, Rajasthan, Sikkim, Tamil Nadu, Telangana, Tripura, Uttar Pradesh, Uttarakhand, West Bengal, Mumbai, Navi Mumbai, Pune, Nashik, Nagpur, Solapur, Kolhapur, Ambernath, Ahmednagar, Latur, Ahmadabad, Surat, Rajkot, Vadodara, Panaji, Madgaon, Chennai, Kolkata, Hyderabad, Bengaluru, Delhi, New Delhi, Ludhiana, Chandigarh, Raipur, Bhopal, Jamshedpur, Vishakhapatnam, Cochin, Ghaziabad, Noida, Gurugram, Bhillai, Durgapur, Vijaywada, Kanpur etc.

Savoy Piping Inc. is a well known worldwide Exporter of Stainless Steel 309s Flanges, Savoy Piping Inc., is committed to provide each and every customer with the highest standard of customer service. We deal in Stainless Steel 309s Flanges in India and Overseas, offering a wide range of Stainless Steel 309s Flanges