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Looking for 309 / 309S (Type 309 / 309S) in plate, sheet or coil? We stock and source ASTM flat product for fabricators and plants that need a straight answer on grade, size and paperwork — not a wall of keyword text.
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309 and 309S bring higher chromium and nickel for oxidation resistance at elevated temperature. 309S is the lower-carbon choice many weld procedures prefer.
Good middle step for furnace and heat-related equipment. Need more? Look at 310S.
Tell us the grade / UNS, form, thickness, width, length (or coil details), finish, quantity and destination. Add MTC or inspection needs if the end user requires them. Email sales@savoypipinginc.com.
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| 309/309s Stainless Steel Plates Specification | ASTM A240 / ASME SA240 |
| 309/309s Stainless Steel Plates Manufacturing Process | Hot Rolled (HR) / Cold Rolled (CR) |
| 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 |
| 309/309s Stainless Steel Plates Thickness | 0.6 MM TO 80 MM THICKNESS |
| 309/309s Stainless Steel Plates Width | 1250 MM / 1500 MM / 2000 MM / 04 Feet / 05 Feet and Custom Cut Width as Per Requirement |
| 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 |
| 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. |
| 309/309s Stainless Steel Plates Coating | PVC coating Normal / Laser, Film: 100 micrometer, Color: black/white. |
| 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. |
| 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 |
| 309/309s Stainless Steel Plates Packaging | Loose / Carrate / Wooden Pallet / Wooden box-a / Plastic Cloth Wraps |
| 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 |
| 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 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 |
| 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 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.
309 / 309S (Type 309 / 309S) is the grade this page is about — plate, sheet and coil for the jobs where that chemistry is specified.
Sheet, plate and coil are the usual forms, with finishes such as No.1, 2B, No.4, BA and mirror where the route allows.
Most flats follow ASTM A240 / ASME SA240 Type 309 / 309S (or the project equivalent named on your PO).
Grade / UNS, form, thickness, size, finish, quantity, destination, and documentation needs. Email sales@savoypipinginc.com.
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 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 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 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 309/309s Stainless Steel Plate in India and Overseas, offering a wide range of 309/309s Stainless Steel Plate