347 Stainless Steel Pipes - Quick Section Links
347 Stainless Steel Pipes
347 Stainless Steel Pipes are special stainless steel pipes designed to withstand extreme heat and resist corrosion. They are an excellent alternative when regular stainless steel can become weak after welding or use at extremely high temperatures. They are extensively used in heat exchangers in refineries, power plants, chemical plants, and oil and gas industries, as well as other equipment that operates at high temperatures.
What are 347 Stainless Steel Pipes?
347 Stainless Steel Pipes are designed to stop corrosion from being exposed to heat. They’re also known by the names A312 TP347 Pipes and UNS S34700 Pipes as well as DIN 1.4550 Pipes. The addition of niobium improves strength and also protects the material at high temperatures. The pipes are available in both welded and seamless varieties and are well-known for their strength, ease of use, and long endurance in harsh conditions.
Why Buy 347 Stainless Steel Pipes from Leoscor Alloys
Leoscor Alloys is a leading stockist, distributor, and supplier of 347 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 347 Pipes Specifications
Standard specifications for stainless steel SS 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 |
347 SS 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 | – | – |
347 SS 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 | |
SS 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 | |
SS 347 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 | |
Types of Stainless Steel 347 Pipes
| SS 347 Welded Pipes | 347 Stainless Steel Welded Pipes |
| Steel 347 Welded Pipes | SS 347 Seamless Pipes |
| 347 Stainless Steel Seamless Pipes | Steel 347 Seamless Pipes |
| SS 347 ERW Pipes | 347 Stainless Steel ERW Pipes |
| Steel 347 ERW Pipes | SS 347 Fabricated Pipes |
| 347 Stainless Steel Fabricated Pipes | Steel 347 Fabricated Pipes |
| SS 347 LSAW Pipes | 347 Stainless Steel LSAW Pipes |
| Steel 347 LSAW Pipes | Stainless Steel 347 Pipes |
Stainless Steel 347 Pipes also known as
Stainless Steel 347 Welded Pipe, ASTM A 312 347 SS Cold Rolled Pipes Exporter, SS TP 347 ERW Pipe, TP 347 SS EFW Pipes, ASME SA312 Stainless Steel 347 Cold Drawn Pipes Supplier, AISI / JIS SS 347 Pipes, ASTM A213 SS 347 Round Pipes Exporter, Stainless Steel TP 347 Square Pipes, ASME SA213 347 SS Rectangular Pipes, SS 347 Hollow Pipes, 347 Steel Hexagonal Pipes Manufacturer
Stainless Steel 347 Pipes Price List
Leoscor Alloys is one of the most competitive suppliers of pipes and tubes from India. Our prices for SS 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 Stainless Steel Seamless and Welded Pipes.
347 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 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 Stainless Steel 347 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 347 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:
- Pipes exporters to Singapore
- Pipes exporters to Malaysia
- Pipes exporters to Hongkong
- Pipes exporters to Thailand
- Pipes exporters to Indonesia
- Pipes exporters to Taiwan


