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[China]
Trade Verify
Address: 20TH FLOOR,NO.1 NEW WORLD BUILDING ,NO.1018 MINAN ROAD,YINZHOU DISTRICT, NINGBO CITY, ZHEJIANG PROVINCE, CHINA
Contact name:Jikin Cai
Yuhong Group Co.,Ltd |
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Verified Suppliers
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Yuhong Special Steel has been engaged in austenitic stainless steel and nickel alloy steel (Hastelloy, Monel, Inconel and Inconel) seamless welded steel pipes for more than 25 years, and sells steel pipes every year. More than 80,000 tons. Our customers are located in more than 45 countries, including Italy, UK, Germany, USA, Canada, Chile, Colombia, Saudi Arabia, Korea, Poland, Singapore, Australia, France, etc.
304 belongs to American standard austenitic stainless steel. It is a common material among stainless steels and has a density of 7.93 g/cm3. Also known in the industry as 18/8 stainless steel. With high temperature resistance of 800℃, it has the characteristics of good processing performance and high toughness, and is widely used in industry, furniture decoration industry and food and pharmaceutical industry.
YUHONG GROUP We have a complete line of ASTM A269 TP304L Stainless Steel Seamless Pipe and supply ASTM A269 TP304L Stainless Steel Welded Pipe Austenitic Chromium Nickel Stainless Steel Pipe for corrosive or high temperature service, or both, or for general applications.
We supply ASTM A269 TP304L Stainless Steel Seamless Pipe Specification ASME SA / ASTM A249, A268, A269, A270, A554, A688, A778, DIN 17455, DIN 17456, 17457, DIN 17458 [Grade 1] and 202, 304, 304L Grade, 304H, 304LN, 309s, 310s, 316, 316L, 316H, 316Ti, 316LN, 317L, 321, 321H, 347, 347H, 904L, 254SMO, 6MO, 6MOLY, UNS S31254, heat exchange tube, boiler tube, condenser tube, instrument tube, U-shaped Bends, coils, capillaries, etc. The rating indicates the test method required for a particular application.
YUHONG GROUP is specialized in ASTM A269 TP304L Stainless Steel Seamless Pipe and has many years of experience in manufacturing ASTM A269 TP304L Stainless Steel Seamless Pipe. We provide high quality, low cost but best service. Therefore, our export account of ASTM A269 TP 304L Stainless Steel Seamless Pipe today is in different countries like Kuwait, Saudi Arabia, Oman, UAE, Singapore, Malaysia, Indonesia, Korea, Chile, Peru, Venezuela, Australia, Nigeria, Angola, Senegal, Mozambique, Algeria, Libya, Azerbaijan, Netherlands, Brazil, Norway, United Kingdom, Mexico, Canada, etc.
Our 1.4307 product range includes pipes, fittings and flanges,
accessories.
Some of the quality tests carried out by our quality department includes:
| Corrosion Test | Only when specifically requested by the customer |
| Chemical Analysis | Conduct tests according to required quality standards |
| Destructive / Mechanical Testing | Tensile | Hardness | Flattening | Flare | Flange |
| Reverse-bend and Re. flat tests | Fully compliant with relevant standards and ASTM A-450 and A-530 specifications, ensuring trouble-free extension, welding and use on the client side |
| Eddy Current Testing | Done to detect homogeneities in subsurface by using Digital Flaw-mark Testing System |
| Hydrostatic Testing | 100% hydrostatic test, check pipe leaks according to ASTM A 450 specification, the maximum pressure we can support is 20Mpa/7s. |
| Air Under Pressure Test | Check for any signs of air leakage |
| Visual Inspection | After passivation, each tube is subjected to a thorough visual inspection by trained personnel to detect surface defects and other defects |
Supplementary Testing : In addition to the above tests, we also carry out supplementary
tests on finished products. Tests carried out in this regard
include:
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Chemical composition ¹ | ||||||||
| C ≤ % | Si ≤ % | Mn ≤ % | P ≤ % | S ≤ % | Cr % | Mo % | Ni % | V |
| 0.08 | 1.00 | 2.00 | 0.045 | 0.030 | 18.0-20.0 | -- | -- | |
| Nb | Ti | Al | Co | Cu % | N ≤ % | Fe | ||
| -- | -- | -- | -- | -- | -- | -- | ||
| ¹ in accordance with Key to Steel 2001 | ||||||||
Special characteristics | ||
| Temperature range: | Density kg/dm³ | Hardness (HB) |
|---|---|---|
| pressure bomb/pressure vessel - 60°C bis 400°C | 7,93 | ≤ 230 |
| excellent stability against pitting corrosion, stress corrosion and intergranular corrosion | ||
