ASTM A249 TP347 Stainless Steel Boiler Tubes
ASTM A249 TP317 heat exchanger tube is an austenitic stainless steel tube, mainly used in applications requiring high corrosion resistance, such as heat exchangers and other equipment.
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Description
Gnee Steel (Tianjin) Co., Ltd. is one of the most professional manufacturers and suppliers of astm a249 tp347 stainless steel boiler tubes in China. With abundant experience, we warmly welcome you to wholesale customized astm a249 tp347 stainless steel boiler tubes from our factory. For price consultation, contact us.
ASTM A249 stainless steel 347 boiler tube is an austenitic stainless acid-resistant steel containing elements such as chromium, nickel, and niobium, which has properties such as high temperature resistance and intergranular corrosion resistance.
ASTM A249 TP317 heat exchanger tube specifications mainly include outer diameters between 57mm and 114mm, and wall thicknesses of 1.2mm to 3.0mm. These specifications are suitable for equipment such as boilers, superheaters, heat exchangers, and condensers. ASTM A249 TP347 stainless steel welded pipes are widely used in aviation, petrochemical, food, papermaking and other industries, with operating temperatures not exceeding 850℃.
Products Data
A249 Stainless Steel 347 Welded Tube Chemical Composition
| UNS No | Grade | C | Si | Mn | P | S | Cr | Mo | Ni | N | Other |
| S34700 | 347 | 0.08 | 0.75 | 2.00 | 0.045 | 0.030 | 17.00/19.00 | – | 9.00/13.00 | – | Cb:10xC1.00 |
ASTM A249 Stainless Steel 347 Cold Drawn Tube Mechanical Properties
| UNS No | Grade | Proof Stress 0.2% (MPa) |
Tensile Strength (MPa) |
Elongation A5(%) |
Hardness Max | |
| HB | HRB | |||||
| S34700 | 347 | 205 | 515 | 40 | 201 | 92 |
SS 347 Tube ASTM A249 Tolerances
|
OD Size |
Tolerances, Inches |
||
|
OD, |
Wall |
Cut |
|
|
Less than 1 |
±0.004 |
All Sizes |
+1/8–0 |
|
1 to 1-1/2 |
±0.006 |
||
|
Over 1-1/2 to 2 |
±0.008 |
||
|
Over 2 to 2-1/2 |
±0.010 |
+3/16–0 |
|
|
Over 2-1/2 to 3 |
±0.012 |
||
|
Over 3 to 4 |
±0.015 |
||
|
Over 4 to 5 |
+0.015 – 0.025 |
||
Products Display
ASTM A249 TP347 Stainless steel welded tube for boiler
Why choose GNEE
GNEE has strong technical force, advanced production equipment and complete testing equipment: it has 10 10T-450T cold drawing production lines, 5 LG30-LG 120 cold rolling production lines, mechanical properties tester, eddy current flaw detection system, ultrasonic flaw detection system, water pressure test system, German spectrometer and other testing equipment, as well as supporting physical and chemical analysis facilities.
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FAQ
Q: What product information do I need to provide?
A: Please provide the grade, width, thickness, surface treatment requirements and purchase quantity you need.
Q: This is my first time importing steel products, can you help me?
A: Of course, we have an agent to arrange the shipment, and we will do it with you.
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