Srinox Tubes Solutions Pvt Ltd is a globally recognized manufacturer, supplier, and exporter of Stainless Steel Seamless & Welded ‘U’ Tubes, engineered for excellence and used extensively in high-performance heat transfer applications. These U-shaped tubes are precisely fabricated to be installed in heat exchangers, condensers, boilers, and similar thermal systems where resistance to high temperatures, pressure, and corrosion is critical.
Crafted using premium raw materials, our Stainless Steel U Tubes are available in both seamless and welded forms, designed to meet and exceed international quality standards. The U bend is executed using state-of-the-art cold drawing and bending technology, which ensures uniform wall thickness, tight radii, and dimensional precision. We manufacture and supply these tubes in accordance with international specifications such as ASTM A213, ASTM A269, and ASTM A688 depending on the end-use requirement and customer preferences. Our stainless steel U tubes are primarily offered in grades such as 304 / 304L (UNS S30400 / S30403), 316 / 316L (UNS S31600 / S31603), 321 (UNS S32100), and 347 (UNS S34700).
Our Seamless Stainless Steel U Tubes are drawn from solid billets to provide superior strength, uniformity, and smooth interior finishes, ideal for high-pressure and high-temperature services. The Welded U Tubes, on the other hand, are manufactured from stainless steel strips and welded longitudinally using Tungsten Inert Gas (TIG) or Laser welding technology, offering cost-effective and efficient heat exchanger tubing solutions for medium-duty applications.
Standards: | ASTM/ASME A/SA249, ASTM/ASME A/SA269, ASTM/ASME A/SA213, ASTM/ASME A/SA789 |
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Size | 12.7 MM TO 50.8 MM |
Wall Thickness: | 0.7 MM TO 5 MM |
Stainless Steel Grades: | 304, 304L, 304H, 316, 316L, 316H, 316Ti, 309, 310, 310H, 310S, 317L, 321, 321H, 347, 347H, 904L, DUPLEX UNS S31803, UNS S32205, UNS S32750, UNS S32760 |
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