321H Stainless Steel Pipes, SS 321H Pipes, 321H Stainless Steel Welded Pipe, 321H Stainless ERW Pipe, 321H Stainless Steel EFW Pipe, SS 321H Instrumentation Pipe, SS 321H Square Pipe, SS 321H Rectangular Pipe, SS321H Polished Pipe, SS 321H Round Pipe, UNS S32109 Pipes.
Manufacturing Stainless Steel 321H Pipes in ASTM A312 / A213 / A358. Inox 321H Stainless Steel Pipe, BIS Approved Dealer, Distributor, Exporter, Supplier in India.
Stainless Steel 321H pipe is a specialized variant of stainless steel pipes known for its exceptional high-temperature resistance and corrosion resistance properties. It belongs to the austenitic family of stainless steels and is primarily composed of iron, chromium, nickel, and a trace amount of titanium. This unique composition imparts remarkable characteristics to Stainless Steel 321H, making it an ideal choice for a wide range of industrial applications.
Valour Alloys Inc., we carry a full inventory of Stainless Steel 321H Pipe and Supply austenitic chromium-nickel Stainless Steel 321H Pipe suitable for corrosive or high-temperature service, or both, or for general applications
We are specializes in Stainless Steel 321H Pipe with years of Experience in Manufacturing Stainless Steel 321H Pipe. we offer high quality, lower cost but the best service. As a result to that our Stainless Steel 321H Pipe and Tubes export account today is in various countries like Iran, Iraq, Kuwait, Saudi Arabia, Oman, UAE, Singapore, Malaysia, Indonesia, South korea, Chile, Peru, Venezuela, Australia, Nigeria, Angola, Senegal, Mozambique, Algeria, Libya, Azerbaijan, Netherlands, Brazil, Norway, United Kingdom, Mexico, Canada etc.

Stainless Steel 321H Seamless Pipe

Stainless Steel 321H Welded Pipe
We Supply Stainless Steel Pipes in Grades in Specification ASME SA / ASTM A269, A312, A213 and Grades 202, 304, 304L, 304H, 304LN, 309s, 310s, 316, 316L, 316H, 316Ti, 316LN, 317L, 321, 321H, 347, 347H, 904L, 254 SMO , 6MO , 6 MOLY, UNS S31254 etc. The grade indicates the testing methods required for a given application.
ASTM A312 TP 321H SS Seamless Pipes Manufacturer, stockist, suppliers and exporter of ASTM A213 321H Pipes, 321H Seamless Stainless Steel Pipes Manufacturers, AISI 321H Seamless Tube Pipe, ASTM A554 321H Polished Pipes, ASTM A249 321H Pipes, 1.4301 Tubes Exporter
High Temperature Resistance: One of the standout features of Stainless Steel 321H is its outstanding ability to withstand elevated temperatures. It can endure continuous exposure to temperatures up to 1650°C (3000°F) without significant deformation or degradation.
Corrosion Resistance: Stainless Steel 321H pipe exhibits excellent corrosion resistance, especially in environments where there is exposure to acidic, alkaline, or chloride-containing substances. This property makes it suitable for applications in chemical processing, petrochemical, and marine industries.
Stability and Strength: The addition of titanium to the alloy stabilizes it against sensitization during welding, which helps maintain its mechanical properties. This ensures the material remains strong and durable, even after exposure to extreme conditions.
Weldability: Stainless Steel 321H is readily weldable using common welding methods, allowing for easy fabrication and customization to suit specific project requirements.
Versatility: Its versatile nature makes it suitable for a wide range of applications, including heat exchangers, boiler tubes, furnace components, exhaust systems, and various high-temperature processing equipment.
Longevity: Stainless Steel 321H offers exceptional longevity and requires minimal maintenance, making it a cost-effective choice in the long run.
Compliance: It meets various industry standards such as ASTM A312, ASME SA312, and others, ensuring that it adheres to quality and safety requirements.
Stainless Steel 321H pipe is a robust and reliable material engineered for high-temperature environments and aggressive chemical conditions. Its remarkable combination of temperature resistance, corrosion resistance, and mechanical strength makes it an indispensable choice for industries that demand durability and performance under challenging circumstances. Whether for industrial or commercial use, Stainless Steel 321H pipe remains an enduring and dependable solution.
Stainless Steel 321H Pipes Range
SS 321H Pipe Outer Diameter Size | Seamless - 1/2" NB TO 18" NB Welded / ERW- 1" NB TO 16" NB EFW - 8" NB TO 110" NB |
SS 321H Pipe Wall Thickness | Schedule 10 To Schedule 160 (3 mm to 100 mm Thickness) |
SS 321H Pipe Length | 01 Meter to 12.5 Meters, Single Random Length, Double Random Length And Customize Size. |
SS 321H Pipe Ends | Plain Ends / Beveled Ends |
SS 321H Pipe Specification | ASTM A269, ASTM A213, ASTM A312, ASME SA269, ASME SA213, ASME SA312 |
SS 321H Pipe Grades | 202, 304, 304L, 304H, 304LN, 309S, 310S, 316, 316L, 316H, 316Ti, 316LN, 317L, 321, 321H, 347, 347H, 904L, SMO 254, ALLOY 254, 6MO, 6MOLY, UNS S31254 ETC. |
SS 321H Pipe Dimension | All Pipes Is Manufactured and Inspected / Tested to the Relevant standards including ASTM, ASME, DIN, EN Series. |
SS 321H Pipe Type | Seamless / Welded / ERW / EFW / Square / Rectangular / Cold Draw / Hot Finish / Cold Finish / Coil |
SS 321H Pipe Delivery Conditions | As Rolled, Formed, Stress Relieved, Annealed, Hardened, Tempered, Cold Draw |
SS 321H Pipe Coating | Electropolish, Mechanical Polish, Satin Finish, Passivated, Matt, Mirror |
SS 321H Pipe Machinery | Draw Bench / Pilger / De-Coiler / Edge Miller / Welding Line / Heat Treatmen Furnace / Pickling Tank / Cutting Bench etc. |
SS 321H Pipe Value Added Services | Draw / Expansion / Machining / Sand Blasting / Shot Blasting / Heat Treatment |
SS 321H Pipe Packaging | Loose / Bundle / Wooden Pallet / Wooden Box / Plastic Cloth Wraps / Plastic End Caps / Beveled Protector |
SS 321H Pipe Shipment & Transportation | By Road - Truck / Train, By Sea - Break-bulk Conventional Vessel / FCL (Full Container Load) / LCL (Less Container Load) / 20 Feet Container / 40 Feet Container / 45 Feet Container / High Cube Container / Open Top Container, By Air - Freighter Civil Passenger and Cargo Planes |
SS 321H Pipe Other Testing | Product Analysis, Transverse Tension Test, Flattening Test, Etching Test, Radiographic Examination, Stabilizing Heat Treatment, Intergranular Corrosion Test, Weld Decay Test, Magnetic Particle Detection, Grain Size Test, NACE 0175, Dual Grade, PWHT (POST WELD HEAT TREATMENT), Flare Test, Bend Test, Hardness Test, Tensile Test etc |
SS 321H Pipe 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 Etc. |
Chemical Composition of ASTM A312/A213 Stainless Steel 321H Pipes
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Other | |
321 | min. max |
- 0.08 |
2.00 | 0.75 | 0.045 | 0.030 | 17.0 19.0 |
- | 9.0 12.0 |
0.10 | Ti=5(C+N) 0.70 |
321H | min. max |
0.04 0.10 |
2.00 | 0.75 | 0.045 | 0.030 | 17.0 19.0 |
- | 9.0 12.0 |
- | Ti=4(C+N) 0.70 |
Mechanical Properties of 321H Stainless Steel Pipes
Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
Rockwell B (HRB) max | Brinell (HB) max | ||||
321 | 515 | 205 | 40 | 95 | 217 |
321H | 515 | 205 | 40 | 95 | 217 |
321H also has a requirement for a grain size of ASTM No 7 or coarser. |
Equivalent Grade of Stainless Steel 321H Pipes
Grade | UNS No | Old British | Euronorm | Swedish SS | Japanese JIS | ||
BS | En | No | Name | ||||
321 | S32100 | 321S31 | 58B, 58C | 1.4541 | X6CrNiTi18-10 | 2337 | SUS 321 |
321H | S32109 | 321S51 | - | 1.4878 | X10CrNiTi18-10 | - | SUS 321H |
347 | S34700 | 347S31 | 58G | 1.4550 | X6CrNiNb18-10 | 2338 | SUS 347 |
These comparisons are approximate only. The list is intended as a comparison of functionally similar materials not as a schedule of contractual equivalents. If exact equivalents are needed original specifications must be consulted. |
Other Available Products Of Stainless Steel 321H Pipes
321H Stainless Steel Square Pipes | ASTM A312 tp321H Hydraulic Pipe |
321H food grade Stainless Steel Drill Pipes | 321H grade Stainless Steel Grooved Pipe |
SS 321H Welded Rectangular Pipes | Austenitic Stainless Steel 321H High Pressure Pipe |
Stainless Steel 321H Rectangular Pipes | 321H SS Hollow Pipe |
Large Diameter Seamless 321H grade Stainless Steel Pipes | 321H food grade Stainless Steel Marine Exhaust Pipe |
321H Stainless Steel Seamless Pipes | ASTM A312 tp321H Exhaust Pipe |
Schedule 80 Seamless 321H Stainless Steel Pipes | 321H Stainless Steel Threaded Pipe |
Stainless Steel 321H Welded Pipes | 321H SS Oval Pipe |
321H grade Stainless Steel Schedule 40 Pipes | ASME B36.19 321H food grade Stainless Steel Pipe |
SS 321H Erw Pipes | Austenitic Stainless Steel 321H Polished Pipe |
ASTM A312 tp321H Schedule 10 Pipes | 321H Stainless Steel Boiler Pipe |
Schedule 40 Seamless Stainless Steel 321H Pipes | Thin Wall Stainless Steel 321H Pipe |
Austenitic Stainless Steel 321H Round Pipes | SS 321H Dairy Pipe |
321H SS Efw Pipes | Stainless Steel 321H Corrugated Pipe |
Stainless Steel 321H Pipes Application
- Oil and Gas equipments
- Offshore Technology
- Seawater Desalination Plants
- Chemical Industry
- Airport, Malls, Buildings
- Storage Tanks
- Medical Industry
- Civil Engineering
- Pressure vessels, Reactor tanks, and Heat exchangers
- Rotors, impellers and shafts
- Power Plants
- Petrochemical
- Shipbuilding Industry
- Mining Industry
- Food Equipments Industry
Test Certificates
We Stainless Steel 321H Pipe with the following details Mill Test Certificate according to EN 10204 3.1, PMI Test, Test Report from NABL Approved Lab, 3.2 Certification by External Testing Authority third, ultrasonic test report, and X-ray report.
Quality Assurance
At Stainless Steel 321H Pipe all types of Such as seamless, welded, ERW, EFW, cold drawn from raw material purchase to production and product shipping. They are visually inspected for compliance with ASTM, ASME, DIN, EN and JIS codes and standards. We can also designate certified official testing agencies upon customer request so that they can witness the product's material, size and quality compliance reports.
Marking & Packing
Our Stainless Steel 321H Pipe is packaged to ensure no damage during transit. In the case of export, the standard export packing is in a wooden box. All Stainless Steel 321H Pipe are marked with our grade, batch number, size and mark. We can also do custom branding on our products as per buyer's unique requirements
Supplying Stainless Steel 321H Pipes to Countries -
We Export Stainless Steel 321H Pipes 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, Mayanmar, Taiwan, Cambodia, Argentina, Bolivia, Brazil, Chile, Venezuela, Colombia, Ecuador, Guyana, Paraguay, Uruguay, United States of America, Canada, Mexico, Panama, Costa Rica, Puerto Rica, Trinidad And Tobago, Jamaica, Bahamas, Denmark, Russia, Norway, Germany, France, Italy, United Kingdom, Spain, Ukraine, Netherland, 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.
Distributing Stainless Steel 321H Pipes to Cities -
We Export Stainless Steel 321H Pipes to Navi Mumbai, Indore, Baroda, Muscat, Secunderabad, Gimhae-si, Kanpur, Colombo, Kuala Lumpur, Bhopal, Pimpri-Chinchwad, Rajkot, Haryana, Hanoi, Ernakulam, Chandigarh, Surat, Los Angeles, Hong Kong, Ahmedabad, Perth, Petaling Jaya, Hyderabad, Mumbai, Algiers, Edmonton, Ludhiana, Ho Chi Minh City, Karachi, Bangkok, Dallas, Bengaluru, Jakarta, Granada, Seoul, Cairo, Geoje-si, Rio de Janeiro, Abu Dhabi, Port-of-Spain, Sydney, London, Courbevoie, Vung Tau, Sharjah, Jaipur, Lahore, Chennai, Istanbul, Lagos, Thane, Dubai, Coimbatore, La Victoria, Calgary, Jeddah, Busan, Mexico City, Al Khobar, Caracas, Singapore, Atyrau, Manama, Kolkata, Riyadh, Jamshedpur, Brisbane, Toronto, Noida, Ahvaz, Vadodara, Doha, Visakhapatnam, Ulsan, New Delhi, Gurgaon, Bogota, Howrah, Moscow, Nashik, Ranchi, Nagpur, Al Jubail, Houston, Milan, Chiyoda, Aberdeen, Melbourne, New York, Dammam, Montreal, Santiago, Kuwait City, Pune, Tehran, Thiruvananthapuram, Faridabad, Madrid, Ankara Etc.
Frequently Ask Questions (FAQ)
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