A358 TP309 EFW Tube
GNEE sells more than 1,500 tons of seamless and welded steel pipes to various engineering industries every year. Our goal is to ensure that our customers have the highest expectations for the delivery and product quality of A358 TP309 Stainless Steel Tube.
SA358 TP309 EFW Stainless Steel Tube benefits from the high chromium and nickel content, which is much higher than stainless steel 304 in terms of performance, strength and corrosion resistance. And SA358 TP309 Stainless Steel Welded Pipe has excellent oxidation resistance and excellent heat resistance, while providing good strength at room temperature and high temperature.
At the same time, A358 TP309 electrofusion welded pipe has good corrosion resistance and can resist corrosion from most organic acids, inorganic acids and salt solutions.
Take ActionContact Us: sales@gneetube.com
A358 TP309 Tube Chemical Composition
| Grade | C | Ni | Si | S | Mn | P | Cr | Mo | |
| 309 | min. | – | 12.0 | – | – | – | – | 22.0 | – |
| max. | 0.20 | 15.0 | 0.75 | 0.03 | 2.0 | 0.045 | 24.0 | ||
A358 TP309 Tube Mechanical Properties
| Grade | Tensile Strength (MPa) min | Elongation (% in 50mm) min | Yield Strength Proof (MPa) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 309 | 515 | 40 | 205 | 85 | 147 |
A358 309 austenitic seamless pipe
Why choose us
Gnee company covers an area of 35,000 square meters and has more than 200 employees, including 80 technical staff. We have established an effective and complete quality control and assurance system. The company has also obtained ISO9001 quality system certification.
GneeGroup participated in the exhibition
FAQ
1.One-Stop Solution
We have thousands of total production experience, from raw materials to finished products.
2.Competitive Price
Large scale purchase, standardized production process and efficient management make our price competitive.
3.Quick Shipping
Years of export experience enable us to control the transportation time more accurately.
4.Quality Control
The standardized production process, comprehensive management system, professional testing equipment Special material customization.
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