Shanghai ZENT Industrial Co., Ltd. is a professional manufacturer and exporter specializing in high-performance special alloy materials and components. Established in 2005 and headquartered in Shanghai, the company operates as part of the CSA Group with extensive manufacturing bases in Jiading, Jinshan, and Jiangyin. The company provides end-to-end industrial solutions, including smelting, forging, heat treatment, final machining, and rigorous inspection. With a production capacity exceeding 10,000 tons annually and a factory area of 50,000 square meters, the firm serves critical sectors such as petrochemical, aerospace, nuclear power, shipbuilding, and mechanical engineering.
The company's core product portfolio features a wide range of corrosion-resistant and high-strength fasteners, including bolts, screws, nuts, and washers in sizes ranging from M6 to M100. These are manufactured from premium materials such as Inconel, Hastelloy, Monel, Incoloy, Super Duplex Stainless Steel, and Zirconium alloys. Beyond fasteners, Shanghai ZENT produces specialized industrial components including flanges, pipes, plates, bars, and tee-joints. Their heavy forging capabilities are significant, producing marine shafts and power plant equipment weighing up to 80,000 kg and ring-like parts with diameters up to 6 meters.
Operating under a comprehensive quality control system, the company adheres to international standards including GB, DIN, ANSI/ASME, ISO, and BS. As an export-oriented enterprise, Shanghai ZENT has established a strong global presence, supplying high-quality alloy products to markets across Europe, Southeast Asia, South America, and South Africa.
Special Alloy Products Bolt/ Nut/ Washer ASTM A453 660
Zhe Jiang Zeen Industry Group Co., Ltd., founded in 1999, is an integrated manufacturer and trading company based in Jinhua, China, specializing in R&D, manufacturing, and marketing. The company employs between 101 and 200 people and operates with total assets of 600 million yuan. They possess a factory and are involved in international trade. Their primary product offerings include a range of textile machinery such as Flexural Rapier Looms, Rapier towel looms, Jacquard Machines, and Covering Machines. Additionally, the company supplies fasteners and hardware. Their diverse product portfolio also extends to jewelry and accessories, including earrings, pearls, jade articles, brooches, hair clips, crystal necklaces, and jewelry sets.