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Looking for 304 (UNS S30400) 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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304 is the familiar 18/8 austenitic grade. It forms well, welds well, and handles everyday corrosion — which is why it shows up on so many sheet, plate and coil enquiries.
Use 304 for general service. Move to 304L if you are welding thicker sections, or 316L when chlorides are in the mix.
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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| 304 Stainless Steel Plate Specification | ASTM A240 / ASME SA240 |
| 304 Stainless Steel Manufacturing Process | Hot Rolled (HR) / Cold Rolled (CR) |
| 304 Stainless Steel Plate 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 |
| 304 Stainless Steel Plate Thickness | 0.6 MM TO 80 MM THICKNESS |
| 304 Stainless Steel Plate Width | 1250 MM / 1500 MM / 2000 MM / 04 Feet / 05 Feet and Custom Cut Width as Per Requirement |
| 304 Stainless Steel Plate Length | 2400 MM / 2420 MM / 6000 MM / 08 Feet / 10 Feet / Coil Cut and Custom Cut Length as Per Requirement |
| 304 Stainless Steel Plate 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. |
| 304 Stainless Steel Plate Coating | PVC coating Normal / Laser, Film: 100 micrometer, Color: black/white. |
| 304 Stainless Steel Plate 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. |
| 304 Stainless Steel Plate Value Added Services | Gas Cutting / CNC Plasma Cutting / Profiling / Rolling / Bending / Sheet Metal Fabrication / Drill / Punch / Machining / Sand Blasting / Shot Blasting / Heat Treatment |
| 304 Stainless Steel Plate Packaging | Loose / Carrate / Wooden Pallet / Wooden box-a / Plastic Cloth Wraps |
| 304 Stainless Steel Plate 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 |
| 304 Stainless Steel Plate 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 304 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.
| C | Mn | Si | P | S | Cr | Ni | N | |
|---|---|---|---|---|---|---|---|---|
| 304 | 0.07 max | 2.00 max | 0.75 max | 0.045 max | 0.030 max | 17.5–19.5 | 8.0–10.5 | 0.10 max |
| 304L | 0.030 max | 2.00 max | 0.75 max | 0.045 max | 0.030 max | 17.5–19.5 | 8.0–12.0 | 0.10 max |
| 304H | 0.04–0.10 | 2.00 max | 0.75 max | 0.045 max | 0.030 max | 18.0–20.0 | 8.0–10.5 | — |
The mechanical properties of grade 304 Stainless Steel Plates are displayed in the following table.
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 304 | 515 | 205 | 40 | 92 | 201 |
| 304L | 485 | 170 | 40 | 92 | 201 |
| 304H | 515 | 205 | 40 | 92 | 201 |
| 304H also has a requirement for a grain size of ASTM No 7 or coarser. | |||||
Physical properties of 304 grade stainless steel in the annealed condition
| Grade | Density(kg/m3) | Elastic Modulus (GPa) | Mean Coefficient of Thermal Expansion (μm/m/°C) | Thermal Conductivity (W/m.K) | Specific Heat 0-100°C (J/kg.K) | Electrical Resistivity (nΩ.m) | |||
| 0-100°C | 0-315°C | 0-538°C | at 100°C | at 500°C | |||||
| 304/L/H | 8000 | 193 | 17.2 | 17.8 | 18.4 | 16.2 | 21.5 | 500 | 720 |
Possible alternative grades to 304 grade stainless steel
| Grade | Why it might be chosen instead of 304 |
| 301L | A higher work hardening rate grade is required for certain roll formed or stretch formed components. |
| 302HQ | Lower work hardening rate is needed for cold forging of screws, bolts and rivets. |
| 303 | Higher machinability needed, and the lower corrosion resistance, formability and weldability are acceptable. |
| 316 | Higher resistance to pitting and crevice corrosion is required, in chloride environments |
| 321 | Better resistance to temperatures of around 600-90°C is needed…321 has higher hot strength. |
| 3CR12 | A lower cost is required, and the reduced corrosion resistance and resulting discolouration are acceptable. |
| 430 | A lower cost is required, and the reduced corrosion resistance and fabricantion characteristics are acceptable. |
| 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 304 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.
304 (UNS S30400) 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 304 (or the project equivalent named on your PO).
Grade / UNS, form, thickness, size, finish, quantity, destination, and documentation needs. Email sales@savoypipinginc.com.
304 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 304 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 304 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 304 Stainless Steel Plates, Savoy Piping Inc., is committed to provide each and every customer with the highest standard of customer service. We deal in 304 Stainless Steel Plate in India and Overseas, offering a wide range of 304 Stainless Steel Plate