Zhejiang Yida Special Steel Co., Ltd., established in 1996, is a leading manufacturer and trading company specializing in stainless steel seamless pipes and tubes. Based in Lishui, China, the company operates two major manufacturing bases and employs over 200 people. They offer contract manufacturing services and adhere to international quality standards, holding ISO 9001 certification and being recognized as a Grade A and B Pressure Piping Components manufacturer. Their product range includes stainless steel pipes and seamless tubes made from materials such as 304/L, 316/L, 321/H, and 310S, with outer diameters from 6 mm to 630 mm and wall thicknesses from 1 mm to 30 mm. Products comply with standards including ASTM, DIN, EN, GOST, JIS, and PED. Zhejiang Yida Special Steel Co., Ltd. maintains a dedicated quality inspection center to ensure a 100% product pass rate, utilizing advanced equipment like eddy current and ultrasonic detectors. Their products are widely used across various industries including petroleum, chemical, power generation, and metallurgy.
Wuxi Dingyu Xinda Special Steel Co., Ltd. is a manufacturer based in Wuxi, China, specializing in high-quality special alloy functional new materials. Established in 2016, the company offers OEM and ODM services, focusing on providing safe and reliable products for global nuclear power and high-end equipment manufacturing. They utilize world-class metallurgical equipment, including VIM+VAR dual vacuum dual process and VIM+PESR+VAR triple process for smelting special functional superalloys. Their product range includes stainless steel pipes, carbon steel pipes, Inconel alloy bars, nickel-based alloy tubes, Hastelloy steel sheets, titanium plates, flanges, pipe fittings, alloy steel bars, galvanized steel wire, aluminium alloy, mould steel bars, tool steel bars, die steel bars, and precision alloys. Wuxi Dingyu Xinda Special Steel Co., Ltd. holds ISO 9001 certification and has also obtained certifications such as PED, IATF16949, ISO13485, KR Classification Society of Korea, and AD2000 in Germany. Their products comply with national standards (GB), American standards (ASME, ASTM), Japanese standards (JIS), EN (European standard), and GOST (Russian standard), and are widely used in industries such as pump valve nuclear power, aviation, military, automotive, marine engineering, and petrochemical.