321H Stainless Steel Pipes - Quick Section Links
321H Stainless Steel Pipes
SUS 321H Pipes are made from titanium-mixed austenitic stainless steel. This steel is known for the way it fights rust and stays strong in high heat. The titanium helps the pipes hold their shape and stay safe even when the work area gets very hot. For this reason, they are used a lot in cement plants, building work, pumps, sugar mills, and other hard industries that need steady results for a long time.
What are SUS 321H pipes?
SUS 321H Pipes are a high-heat type of the normal 321 grade, with a little more carbon for extra strength in hot places. The titanium in the steel stops bad changes in the metal when it gets hot, so the pipes work well for a long time without much trouble. These pipes are also called SS321H Pipe, UNS S32109 Pipes, and DIN 1.4878 Pipes, based on the standard being used.
These pipes have good toughness, strong heat resistance, and steady rust resistance in many places. They handle heat and pressure with ease, which makes them safe to use for years.
SUS 321H Pipes come in seamless, ERW, EFW, welded, and fabricated forms. They are also made in round, square, hex, oval, hollow, and U shapes to fit different job needs.
Why Buy 321H Stainless Steel Pipes from Leoscor Alloys
Leoscor Alloys is a leading stockist, distributor, and supplier of 321H Stainless Steel Pipes from India. With more than three decades of experience, we understand the steel industry deeply. We have huge experience of supplying to all major industries across the world. Our team of dedicated experts with stringent quality policy ensures that we supply best-in-class products meeting and exceeding our client’s expectations. Below are a few quick points about why buying from Leoscor Alloys will give you an undue advantage:
SS 321H Pipes Specifications
Standard specifications for stainless steel SS 321H Pipes. If any specification is not mentioned here, you can contact us. We also manufacture and export any custom specification as per clients requirement.
| Specifications | ASTM A 312 ASME SA 312 / ASTM A 358 ASME SA 358 |
| Dimensions | ASTM, ASME and API |
| SS 321H Pipes | 1/2″ NB – 16″ NB |
| ERW 321H Pipes | 1/2″ NB – 24″ NB |
| EFW 321H Pipes | 6″ NB – 100″ NB |
| Size | 1/8″NB TO 30″NB IN |
| Schedule | SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS |
| Type | Seamless / ERW / Welded / Fabricated / LSAW Pipes |
| Form | Round Pipes, Custom Pipes, Square Pipes, Rectangular Pipe, “U” Shape, Hydraulic Pipes |
| Length | Single Random, Double Random & Cut Length. |
| End | Plain End, Beveled End, Treaded |
Types of Stainless Steel 321H Pipes
| SS 321H Welded Pipes | 321H Stainless Steel Welded Pipes |
| Steel 321H Welded Pipes | SS 321H Seamless Pipes |
| 321H Stainless Steel Seamless Pipes | Steel 321H Seamless Pipes |
| SS 321H ERW Pipes | 321H Stainless Steel ERW Pipes |
| Steel 321H ERW Pipes | SS 321H Fabricated Pipes |
| 321H Stainless Steel Fabricated Pipes | Steel 321H Fabricated Pipes |
| SS 321H LSAW Pipes | 321H Stainless Steel LSAW Pipes |
| Steel 321H LSAW Pipes | Stainless Steel 321H Pipes |
321H SS Pipes Chemical Composition
| Grade | 321H | |
|---|---|---|
| min | max | |
| C | 0.04 | 0.10 |
| Mn | – | 2.0 |
| Si | – | 0.75 |
| P | – | 0.045 |
| S | – | 0.030 |
| Cr | 17.0 | 19.0 |
| Mo | – | – |
| Ni | 9.0 | 12.0 |
| N | – | – |
321H SS Pipes Mechanical Properties
| Grade | 321H | |
|---|---|---|
| Tensile Strength (MPa) min | 515 | |
| Yield Strength 0.2% Proof (MPa) min | 205 | |
| Elongation (% in 50mm) min | 40 | |
| Hardness | Rockwell B (HR B) max | 95 |
| Rockwell B (HR B) max | 217 | |
SS 321H Pipes Physical Properties
| Grade | 321H | |
|---|---|---|
| Density (kg/m3) | 8027 | |
| Elastic Modulus (GPa) | 193 | |
| Mean Coefficient of Thermal Expansion (m/m/0C) | 0-1000C | 16.6 |
| 0-3150C | 17.2 | |
| 0-5380C | 18.6 | |
| Thermal Conductivity (W/m.K) | at 1000C | 16.1 |
| at 5000C | 22.2 | |
| Specific Heat 0-1000C (J/kg.K) | 500 | |
| Electrical Resistivity (n.m) | 720 | |
SS 321H Pipes Equivalent Grades
| Grade | 321H | |
| UNS No | S32109 | |
| Old British | BS | 321S51 |
| En | – | |
| Euronorm | No | 1.4878 |
| Name | X10CrNiTi18-10 | |
| Swedish SS | – | |
| Japanese JIS | SUS 321H | |
Stainless Steel 321H Pipes also known as
Stainless Steel TP 321H Square Pipes, ASME SA213 321H SS Rectangular Pipes, 321H SS Cold Rolled Pipes Exporter, SS 321H Hollow Pipes, 321H Steel Hexagonal Pipes, ASME SA312 Stainless Steel 321H Cold Drawn Pipes Supplier,AISI / JIS Stainless Steel 321H Pipes, ASTM A213 SS 321H Round Pipes Manufacturer, ASTM A 312 SS TP 321H ERW Pipe, SS 321H Welded Pipe, TP 321H SS EFW Pipes Exporter
Stainless Steel 321H Pipes Price List
Leoscor Alloys is one of the most competitive suppliers of pipes and tubes from India. Our prices for SS 321H Pipes are very competitive.
Please click on the request a quote button or click here to request the updated price list and ready stock information along with your requirement. Leoscor Alloys maintains a stock of all standard items and can export them at best price for 321H Stainless Steel Seamless and Welded Pipes.
321H SS Pipes - Industries & Applications
Our pipes and tubes are used in a wide range of applications and various industries. Below are a few of them:
- Gas Processing Industries
- Petrochemical Industries
- Power Generation Industries
- Food Processing Industries
- Chemical Industries
- Oil & Gas Industries
- Fertilizers Industries
- Sugar Industries
Stainless Steel 321H Pipes Stock Availability
We maintain huge inventories of all standard sizes and grades. Please send us your complete requirement and we will send you the availability with the best quote for Stainless Steel 321H Pipes.
- Huge inventory of all standard sizes and grades.
- Distributors of all reputed origins and manufacturers.
- Strict quality control policies and highly experienced team.
- Strong logistics & delivery channels.
- Modern Infrastructure with huge storage capacity.
- An ISO 9000:2015 Certified Company.
Prominent Countries where we export 321H SS Pipes
Exporting Pipes & Tubes to Singapore, Malaysia, Hongkong, Thailand, Indonesia, Taiwan. Other countires includes Afghanistan, Albania, Andorra, Austria, Bahrain, Bangladesh, Bhutan, Brunei, Belarus, Belgium, Bulgaria, Cambodia, China, Cyprus, Croatia, Czech Republic, Denmark, Estonia, Egypt, Finland, France, Germany, Greece, Georgia, Hungary, Iceland, Ireland, Italy, Iran, Iraq, Israel, Japan, Jordan, Kazakhstan, Kuwait, Kyrgyzstan, Lebanon, Latvia, Latin America, Liechtenstein, Lithuania, Luxembourg, Malta, Moldova, Monaco, Maldives, Mongolia, Myanmar (Burma), Nepal, North Korea, Netherlands, Norway, Oman, Poland, Portugal, Pakistan, Palestine, Philippines, Qatar, Russia, Romania, Russia, San Marino, Serbia and Montenegro, Slovakia, Slovenia, Spain, Sweden, Switzerland, Saudi Arabia, South Korea, South Africa, Sri Lanka, Syria, Tanzania, Tajikistan, Thailand, Turkey, Turkmenistan, Ukraine, United Kingdom, United Arab Emirates (UAE), Uzbekistan, Vietnam, Yemen.
We are one of the top:
- 321H SS Pipes exporters to Singapore
- 321H SS Pipes exporters to Malaysia
- 321H SS Pipes exporters to Hongkong
- 321H SS Pipes exporters to Thailand
- 321H SS Pipes exporters to Indonesia
- 321H SS Pipes exporters to Taiwan
- 321H SS Pipes exporters to Turkey
- 321H SS Pipes exporters to Qatar
- 321H SS Pipes exporters to Oman
- 321H SS Pipes exporters to Bahrain
- 321H SS Pipes exporters to Jordan
- 321H SS Pipes exporters to Egypt
- 321H SS Pipes exporters to Italy
- 321H SS Pipes exporters to South Africa


