Delivering High Quality Stainless Steel and Alloy Piping Products — Pipes, Tubes, Fittings, Flanges and more for Global Industries.
sales@savoypipinginc.com
Delivering High Quality Stainless Steel and Alloy Piping Products — Pipes, Tubes, Fittings, Flanges and more for Global Industries.
sales@savoypipinginc.com
Need 321H (S32109) round bar? This page is the grade landing for that form — sized for machining, shafts and fabrication, not a keyword dump.
Related: Round Bar hub · stainless round bar · all bars & rods.
321H is the higher-carbon 321 route for elevated-temperature stabilized service.
Send grade 321H / S32109, round bar, diameter (or AF), length, condition (bright / black / peeled), quantity and destination. Email sales@savoypipinginc.com.
Same grade and form hubs
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
| SS 321h | 1.4401 / 1.4436 | S321h00 | SUS 321h | 321hS31 / 321hS33 | - | Z7CND17‐11‐02 | X5CrNiMo17-12-2 / X3CrNiMo17-13-3 |
| ASTM A276 321h Round Bar Specification | ASTM A276 / ASTM A479 /ASTM A182 / ASME SA276 / ASME SA479 / ASME SA182 |
| ASTM A276 321h Round Bar Manufacturing Process | Hot Rolled / Cold Rolled / Hot Forging / Rolling / Machining |
| ASTM A276 321h Round Bar Other Grades | 202 / 304 / 304L / 304H / 309S / 310S / 321h / 321hL / 321hTi / 317L / 321h / 321hH / 347 / 347H / 904L etc. UNS No. - UNS S30400, UNS S30403, UNS S31008, UNS S321h20, UNS S321h03, UNS S321h03, UNS S321h35, UNS S31703, UNS S321h00, UNS S34700, UNS S34709, UNS N08904 DIN / EN No. - 1.4301, 1.4307, 1.484, 1.4401, 1.4404, 1.471, 1.4438, 1.441, 1.450, 1.451, 1.4539 AFNOR: Z2 CN 18.10, Z 6 CND 17-11, Z 2 CND 17-12,Z3 CrNi 22.05 AZ EURONORM: FeMi35Cr20Cu4Mo2, FeMi35Cr20Cu4Mo2, X1CrNiMo17 12 2, X3CrNiMo17 12 2, FeMi35Cr20Cu4Mo2, X2CrNiMoN 22.5.3 |
| ASTM A276 321h Round Bar Dimension | Round Bars : Outside Diameter in the range of 4mm to 500mm Bright Bars : Outside Diameter in the range of 4mm to 200mm Hex Bars : 18mm to 57mm (11/16" to 2-3/4") Square Bars : 18mm to 57mm (11/16" to 2-3/4") Flat Bars : 1/2"to 10"in thickness range of 2mm to 150mm, Custom Size Stainless Steel Flats available |
| ASTM A276 321h Round Bar Length | 2 meters to 7.5 meters ( 8 feet to 24 feet), or Custom Length as per Requirement |
| ASTM A276 321h Round Bar Forms and Shape | Round, Square, Hex (A/F), Rectangle, Billet, Ingot, HRAP, Bright, Shaft, Forging Etc. |
| ASTM A276 321h Round Bar Finish | Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish |
| ASTM A276 321h Round Bar Dimension Standard | ASTM A 484 / ISO h11 / ISO K12 Tolerances F8 / h8, h9, h10, h11, h12, k12, k13, A-484, EN-10060, DIN-1013 etc. |
| ASTM A276 321h Round Bar Heat Treatment | Condition A in which the bars are Annealed Condition H in which the bars are Hardened and Tempered at a relative Temperature Condition T in which the bars are Hardened and Tempered at a relatively High Temperature Condition S in which the bars are Strain Hardened or relatively Light Cold Worked Condition B in which the bars are Relatively severe Cold worked. Solution Annealed, Aging and Double Aging |
| ASTM A276 321h Round Bar Surface Finish | Centreless Ground & Belt Polished, up to Ra value = 0.2 um (12 RMS), and Grit Polished of up to 180 to 600 |
| ASTM A276 321h Round Bar Chamfering | Available in 30°, 4° & 60° through fully automatic, both-end chamfering machine |
| ASTM A276 321h Round Bar Other Testing | NACE MR0175, IGC TEST, Intergranular Corrrosion Test as per ASTM A262 Practice E, Charpy Impact Test, Macro, Grain Size, Hardness, Magnetic Particle Inspection (MPI), 100% tested thru Digital Ultrasonic Flaw Detector, as per ASTM A-388, EN 10308 (class 1to4),API 6A/ISO 10423:2003-PSL3,SEP 1920:1984 ( class A,B,C), MIL STD 2154 etc. |
| ASTM A276 321h Round Bar Value Added Services | Rolling, Drill, Punch, CNC Machining, Sand Blasting, Shot Blasting, Heat Treatment, Anti-rust Paint, Polishing |
| ASTM A276 321h Round Bar Packaging | Loose / Carrate / Wooden Pallet / Wooden Box / Plastic Cloth Wraps |
| ASTM A276 321h Round Bar 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 A276 321h Round Bar 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 |
| ASTM A276 321h Round Bar Documentation | Commercial Invoice which includes HS Code /
Frequently asked questionsDo you supply 321H round bar?Yes. 321H (S32109) round bar under ASTM A276 / A479 (or the project equivalent). Which specification applies?Most stainless bar is ordered to ASTM A276 / A479. Match the edition and condition on the PO. What should I put on the enquiry?Grade 321H, round bar, diameter or AF size, length, condition, quantity and destination. Email sales@savoypipinginc.com. Packing List including net weight and gross weight, number of boxes, Marks and Numbers / Certificate of Origin legalized/attested by Chamber of Commerce or Embassy / Fumigation Certificates / Raw Material Test Reports / Material Traceability Records / Quality Assurance Plan (QAP) / Heat Treatment Charts / Test Certificates certifying NACE MR0103, NACE MR0175 / Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2 / Guarantee Letter / NABL approved Laboratory Test Reports / Welding Procedure Specification/Procedure Qualificantion Record, WPS/PQR / Form A for the purposes of the Generalized System of Preferences (GSP) |
The chemical composition of grade Stainless Steel 321h Round Bar is outlined in the following table
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| 321 | Min | - | - | - | 0 | - | 16.0 | 2.00 | 10.0 | - |
| Max | 0.08 | 2.0 | 0.75 | 0.04 | 0.03 | 18.0 | 3.00 | 14.0 | 0.10 | |
| 321h | Min | - | - | - | - | - | 16.0 | 2.00 | 10.0 | - |
| Max | 0.03 | 2.0 | 0.75 | 0.04 | 0.03 | 18.0 | 3.00 | 14.0 | 0.10 | |
| 321 | Min | 0.04 | 0.04 | 0 | - | - | 16.0 | 2.00 | 10.0 | - |
| max | 0.10 | 0.10 | 0.75 | 0.04 | 0.03 | 18.0 | 3.00 | 14.0 | - |
The mechanical properties of grade 321h Round Bar are displayed in the following table.
| Grade | Tensile Str (MPa) min |
Yield Str 0.2% Proof (MPa) min |
Elong (% in 50mm) min |
Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 321 | 515 | 205 | 40 | 95 | 217 |
| 321 | 485 | 170 | 40 | 95 | 217 |
| 321h | 515 | 205 | 40 | 95 | 217 |
Physical properties of 321h stainless steel Round Bar in the annealed condition
| Grade | Density (kg/m3) |
Elastic Modulus (GPa) |
Mean Co-eff of Thermal Expansion (µm/m/°C) | Thermal Conductivity (W/m.K) |
Specific Heat 0-100°C (J/kg.K) |
Elec Resistivity (nΩ.m) |
|||
| 0-100°C | 0-315°C | 0-538°C | At 100°C | At 500°C | |||||
| 316l/L/H | 8000 | 193 | 15.9 | 16.2 | 17.5 | 16.3 | 21.5 | 500 | 740 |
| ASTM A276 | This specification encompasses cold-finished or hot-finished bars, including rounds, squares, and hexagons, and hot-rolled or extruded shapes, such as angles, tees, and channels in the more commonly used types of stainless steels. |
| ASTM A479 | This specification includes cold and hot finished stainless steel bars, including rounds, squares, and hexagons, and hot-rolled or extruded shapes such as angles, tees, and channels. |
| ASTM A484 | This specification includes wrought stainless steel bars, shapes, forgings, and billets or other semi-finished materials, except wire, for forging. The materials are available in four types of conditions. |
| ASTM A582 | This specification includes cold or hot finished bars, which are suitable for machining processes. This specification includes rounds, squares, and hexagons, from common types of stainless free-machining steels. |
| ASTM B473 | This specification includes nickel alloy bar & wire, which can be produced in a solution-annealed condition, stabilized-annealed condition, or annealed condition. |
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Buy Now SS 321h Round Bar at an Attractive 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 A276 321h Round Bar is Covered with Plastic Cloth and Packed in Wooden Box, Wooden Pallet and Wooden Fumigated Carrate. Our Packaging is Fully Waterproof and Safe for Transport with Proper Strips on Wooden Box, having Lifting Point.
We Export 321h Stainless Steel Round Bar 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 Stainless Steel 321h Round Bar 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 321h Round Bar, Savoy Piping Inc., is committed to provide each and every customer with the highest standard of customer service. We deal in SS 321h Round Bar in India and Overseas, offering a wide range of 321h Stainless Steel Round Bar