A312 TP347 Stainless Steel Pipe
GNEE is the main supplier of A312 TP347 Seamless Stainless Steel Pipe, we provide high quality steel pipes to customers all over the world according to their needs.
The addition of niobium in A312 TP347 steel pipe gives it good creep strength under high temperature and high oxidation conditions around 800 degrees Celsius. A312 TP347 pipe also has the ability to resist high temperature oxidation and corrosion in environments containing sulfuric acid and other corrosive chemicals and can be manufactured under seamless, electric welding or electric fusion welding conditions.
A312 SS 347 stainless steel pipe can be used for large boiler superheater tubes, reheater tubes, steam tubes and petrochemical heat exchangers, and is also used in nuclear power, precision electronics, architectural decoration and other fields.
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ASTM A312 SS 347 Stainless Steel Pipe Mechanical Characteristics
| AISI | Tensile Strength minimum (MPa) | Yield Strength 0.2% Proof minimum (MPa) | Elongation minimum (% in 50mm) | Hardness | |
| Rockwell B (HR B) maximum | Brinell (HB) maximum | ||||
| 347 | 515 | 205 | 40 | 95 | 201 |
A312 TP347 stainless exhaust pipe Composition Analysis
| ASTM A312 | Mn | Si | C | Ni | P | S | Cr | Mo | N | |
| TP347 | min. | - | - | - | 9.0 | - | - | 17.0 | 2.00 | - |
| max. | 2.0 | 1.00 | 0.08 | 13.0 | 0.045 | 0.030 | 20.0 | 3.00 | - | |
A312 TP347 seamless stainless steel tube
Why choose us
GNEE pipes and tubes have a wide range of applications in many market sectors, including the oil and gas, petrochemical and construction industries. And we can offer different properties for different purposes (e.g. corrosion protection).
Gnee product certificate
FAQ
1.Q.What's your advantage?
A.Honest business with competitive price and professional service on export process.
2.Q.Can your products be customized?
A.Yes, we can produce and process according to your requirements.
3.Q. Do you have a quality control system?
A.Yes, we have our own quality control laboratory.
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