SUS 347 Pipes Supplier and Exporter | Leoscor Alloy Pipes
Leoscor Alloy Pipes is a trusted manufacturer, stockist, and exporter of high-quality SUS 347 Pipes, providing certified, durable, and corrosion-resistant stainless steel piping solutions for customers across India and global markets.
SUS 347 Stainless Steel Pipes are stabilized austenitic stainless steel pipes designed for high-temperature applications requiring excellent strength, corrosion resistance, and long-term reliability. The addition of tantalum and columbium (niobium) improves resistance against intergranular corrosion and enhances stability during elevated temperature service.
Our 347 Stainless Steel Pipes are manufactured with precise dimensions and are available in different sizes, wall thicknesses, shapes, and finishes to meet various industrial requirements. With advanced production methods and strict quality control, Leoscor Alloy Pipes ensures dependable performance for critical applications.
Key Benefits of SUS 347 Stainless Steel Pipes
SUS 347 Pipes from Leoscor Alloy Pipes offer several advantages, including:
- Excellent high-temperature strength
- Superior creep resistance at elevated temperatures
- Excellent resistance to intergranular corrosion
- Good oxidation resistance
- Excellent weldability and fabrication properties
- Long service life in demanding applications
SUS 347 Pipes Specifications
Standard specifications for stainless steel SUS 347 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 347 Pipes | 1/2″ NB – 16″ NB |
| ERW 347 Pipes | 1/2″ NB – 24″ NB |
| EFW 347 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 SUS 347 Pipes
| SS SUS 347 Welded Pipes | SUS 347 Stainless Steel Welded Pipes |
| Steel SUS 347 Welded Pipes | SS SUS 347 Seamless Pipes |
| SUS 347 Stainless Steel Seamless Pipes | Steel SUS 347 Seamless Pipes |
| SS SUS 347 ERW Pipes | SUS 347 Stainless Steel ERW Pipes |
| Steel SUS 347 ERW Pipes | SS SUS 347 Fabricated Pipes |
| SUS 347 Stainless Steel Fabricated Pipes | Steel SUS 347 Fabricated Pipes |
| SS SUS 347 LSAW Pipes | SUS 347 Stainless Steel LSAW Pipes |
| Steel SUS 347 LSAW Pipes | Stainless Steel SUS 347 Pipes |
347 SUS Pipes Chemical Composition
| Grade | 347 | |
|---|---|---|
| min | max | |
| C | – | 0.08 |
| Mn | – | 2.0 |
| Si | – | 1.00 |
| P | – | 0.045 |
| S | – | 0.030 |
| Cr | 17.0 | 20.0 |
| Mo | 2.00 | 3.00 |
| Ni | 9.0 | 13.0 |
| N | – | – |
347SUS Pipes Mechanical Properties
| Grade | 347 | |
|---|---|---|
| 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 | 201 | |
SUS 347 Pipes Physical Properties
| Grade | 347 | |
|---|---|---|
| Density (kg/m3) | 8000 | |
| Elastic Modulus (GPa) | 193 | |
| Mean Coefficient of Thermal Expansion (m/m/0C) | 0-1000C | 17.2 |
| 0-3150C | 17.8 | |
| 0-5380C | 18.4 | |
| Thermal Conductivity (W/m.K) | at 1000C | 16.2 |
| at 5000C | 21.5 | |
| Specific Heat 0-1000C (J/kg.K) | 500 | |
| Electrical Resistivity (n.m) | 720 | |
SUS 347 Stainless Steel Pipes Equivalent Grades
| Grade | 347 | |
| UNS No | S34700 | |
| Old British | BS | – |
| En | X6CrNiNb18-10 | |
| Euronorm | No | 1.4550 |
| Name | – | |
| Swedish SS | – | |
| Japanese JIS | SUS 347 | |
SUS 347 Pipes Price List
Leoscor Alloys is one of the most competitive suppliers of pipes and tubes from India. Our prices for SUS 347 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 347 SUS Seamless and Welded Pipes.
347 SUS 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
SUS 347 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 SUS 347 Pipes.
Why Buy 347 SUS Pipes from Leoscor Alloys
Leoscor Alloys is a leading stockist, distributor, and supplier of 347 SUS 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:
- 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 347 SUS 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:
- Pipes exporters to Singapore
- Pipes exporters to Malaysia
- Pipes exporters to Hongkong
- Pipes exporters to Thailand
- Pipes exporters to Indonesia
- Pipes exporters to Taiwan









