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If the PO says ASTM A240 and grade 309 / 309S, you are in the right place. We supply that chemistry as sheet, plate and coil — this page focuses on plate / sheet / coil.
Plain grade hub (non-ASTM URL): 309 / 309S flats. Category map: sheet & plate hub · ASTM A240 multi-grade.
309 / 309S are high Cr-Ni austenitics for elevated-temperature oxidation resistance under ASTM A240.
Good step before 310S when heat — not wet chlorides — drives the grade.
Write ASTM A240, 309 / 309S (Type 309 / 309S), form (plate / sheet / coil), thickness, size, finish, quantity and destination. Email sales@savoypipinginc.com.
Sheet, plate and coil in this grade
Mill finishes buyers ask for
Nearby chemistries under A240
| ASTM A240 309/309s Stainless Steel Plates Specification | ASTM A240 / ASME SA240 |
| ASTM A240 309/309s Stainless Steel Plates Manufacturing Plate Process | Hot Rolled (HR) / Cold Rolled (CR) |
| ASTM A240 309/309s Stainless Steel Plates 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 |
| ASTM A240 309/309s Stainless Steel Plates Thickness | 0.6 MM TO 80 MM THICKNESS |
| ASTM A240 309/309s Stainless Steel Plates Width | 1250 MM / 1500 MM / 2000 MM / 04 Feet / 05 Feet and Custom Cut Width as Per Requirement |
| ASTM A240 309/309s Stainless Steel Plates Length | 2400 MM / 2420 MM / 6000 MM / 08 Feet / 10 Feet / Coil Cut and Custom Cut Length as Per Requirement |
| ASTM A240 309/309s Stainless Steel Plates Surface Finish | 2B, 2D, BA, MATT, MATT PVC, No.4, No.5, SB, HR, No.8, Mirror, Hairline, Brush, Textured, Oil base wet Polished, Both sides Polished available. |
| ASTM A240 309/309s Stainless Steel Plates Coating | PVC coating Normal / Laser, Film: 100 micrometer, Color: black/white. |
| ASTM A240 309/309s Stainless Steel Plates Other Testing | NACE MR0175, Ultrasoung TEST, IGC TEST, Intergranular Corrrosion Test as per ASTM A262 Practice E, Charpy Impact Test, Macro, Grain Size, Hardness, etc. |
| ASTM A240 309/309s Stainless Steel Plates Value Added Services | Gas Cutting / CNC Plasma Cutting / Profiling / Rolling / Bending / Sheet Metal Fabrication / Drill / Punch / Machining / Sand Blasting / Shot Blasting / Heat Treatment |
| ASTM A240 309/309s Stainless Steel Plates Packaging | Loose / Carrate / Wooden Pallet / Wooden box-a / Plastic Cloth Wraps |
| ASTM A240 309/309s Stainless Steel Plates 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 |
| ASTM A240 309/309s Stainless Steel Platesheet 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 |
The chemical composition of grade ASTM A240 309/309s Stainless Steel is outlined in the following table
Values below follow ASTM A240/A240M / ASME SA-240 (heat analysis, mass %). Confirm against the edition named on the purchase order.
| 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 |
The mechanical properties of grade 309S Stainless Steel 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 |
Physical properties of 309/309s grade stainless steel in the annealed condition
| Properties | Metric | Imperial |
|---|---|---|
| Density | 8 g/cm3 | 0.289 lb/in³ |
| Melting point | 144°C | 2650°F |
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 |
Possible alternative grades to 309/309s grade stainless steel
| EN-standard Steel no. k.h.s DIN |
EN-standard Steel name |
SAE grade | UNS |
| 1.4109 | X65CrMo14 | 440A | S44002 |
| 1.4112 | X9CrMoV18 | 440B | S44003 |
| 1.4125 | X105CrMo17 | 440C | S44004 |
| 440F | S44020 | ||
| 1.4016 | X6Cr17 | 430 | S43000 |
| 1.4408 | G-X 6 CrNiMo 18-10 | 316 | S31600 |
| 1.412 | X6CrTi12 | 409 | S4090 |
| 410 | S41000 | ||
| 1.4310 | X10CrNi18-8 | 301 | S30100 |
| 1.4318 | X2CrNiN18-7 | 301LN | |
| 1.4307 | X2CrNi18-9 | 304L | S3043 |
| 1.4306 | X2CrNi19-11 | 304L | S30403 |
| 1.4311 | X2CrNiN18-10 | 304LN | S3043 |
| 1.4301 | X5CrNi18-10 | 304 | S30400 |
| 1.4948 | X6CrNi18-11 | 304H | S30409 |
| 1.4303 | X5CrNi18-12 | 305 | S30500 |
| X5CrNi30-9 | 312 | ||
| 1.4841 | X22CrNi2520 | 310 | S31000 |
| 1.484 | X 5 CrNi 2520 | 310S | S31008 |
| 1.441 | X6CrNiTi18-10 | 321 | S32100 |
| 1.4878 | X12CrNiTi18-9 | 321H | S32109 |
| 1.4404 | X2CrNiMo17-12-2 | 316L | S31603 |
| 1.4401 | X5CrNiMo17-12-2 | 316 | S31600 |
| 1.4406 | X2CrNiMoN17-12-2 | 316LN | S31653 |
| 1.4432 | X2CrNiMo17-12-3 | 316L | S31603 |
| 1.4435 | X2CrNiMo18-14-3 | 316L | S31603 |
| 1.4436 | X3CrNiMo17-13-3 | 316 | S31600 |
| 1.471 | X6CrNiMoTi17-12-2 | 316Ti | S31635 |
| 1.4429 | X2CrNiMoN17-13-3 | 316LN | S31653 |
| 1.4438 | X2CrNiMo18-15-4 | 317L | S31703 |
| 1.4362 | X2CrNi23-4 | 2304 | S32304 |
| 1.4462 | X2CrNiMoN22-5-3 | 2205 | S31803/S32205 |
| 1.401 | X2CrNiMoCuWN25-7-4 | J405 | S32760 |
| 1.4539 | X1NiCrMoCu25-20-5 | 904L | N08904 |
| 1.429 | X1NiCrMoCuN25-20-7 | N08926 | |
| 1.447 | X1CrNiMoCuN20-18-7 | 254SMO | S31254 |
Buy Now ASTM A240 309/309s Stainless Steel Plate at an Attactive Discounted Price, Order Above USD $ 25000 are Eligible of 2% Discount. We Offer Free Insurance and Best Shipping Rates. Our Prices are Always More Competitive and without any compromise in Quality of the Material.
ASTM A240 309 / 309S (Type 309 / 309S) is stainless flat product ordered to the A240 / SA240 specification for plate, sheet and strip.
Yes — we quote 309 / 309S in sheet, plate and coil. This page focuses on plate / sheet / coil.
ASTM A240, grade 309 / 309S, form, thickness, size, finish, quantity and destination. Email sales@savoypipinginc.com.
ASTM A240 309/309s Stainless Steel Plates is Covered with Plastic Cloth and Packed in Wooden box-a, Wooden Pallet and Wooden Fumigated Carrate. Our Packaging is Fully Waterproof and Safe for Transport with Proper Strips on Wooden box-a, having Lifting Point.
We Export ASTM A240 309/309s Stainless Steel Plates 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
We Supply ASTM A240 309/309s Stainless Steel Plate 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 ASTM A240 309/309s Stainless Steel Plates, Savoy Piping Inc., is committed to provide each and every customer with the highest standard of customer service. We deal in ASTM A240 309/309s Stainless Steel Plate in India and Overseas, offering a wide range of ASTM A240 309/309s Stainless Steel Plate