Jiangyin Longrun Flange Co., Ltd. is a manufacturer and trading company based in Jiangyin, Jiangsu, China, specializing in the production and export of high-quality steel forged flanges and pipe accessories. Established in 2007, the company employs between 101 and 200 people and generates an annual revenue of 10 million to 50 million USD. Operating a factory with advanced technical equipment including number-control lathes and heat-treatment furnaces, Longrun Flange offers OEM services and produces a comprehensive range of flanges, including Stainless Steel Flanges, Forged Flanges, Welding Neck Flanges, Slip-on Flanges, Blind Flanges, Lap Joint Flanges, Plate Flanges, Threaded Flanges, and Long Weld Neck Flanges. They also specialize in Duplex Stainless Steel Flanges, Alloy Steel Flanges, Carbon Steel Flanges, and Special Flanges. Products are manufactured according to international standards such as ANSI/ASME, DIN, JIS, BS, GB, and SH, utilizing materials like 304, 304L, 316, 316L, 321, 316Ti, and various ASME/ASTM A182 grades (F304, F316, F321, F347, Duplex/Super Duplex A182-F51/60, Alloy Steel A182-F5/F9/F11/F12/F22). The company maintains strict quality control with 100% PMI, flaw detection, and dimensional inspection, holding certifications including ISO 9001, ASME, TUV (PED 97/23/EC, PED2014-68-EU), AD2000-W0/W2/W9, TS pressure vessel certification, and BV classification society certification. Their products are widely used in industries such as oil and gas, solar, power stations, petrochemical, metallurgy, machinery, and water treatment systems, with exports to North America, Europe, Asia, and other international markets.
Welded Neck Flange (WN)
Vacuum Ring
Long Weld Neck Flange
Weld Neck Flange
Blind Flange
Plate Flange
Slip-On Flange
Welded Neck Flange
Stainless Steel Flange
Safety Keeping Knee Pads$5
Display Laser Meter (LR4016)
Diamond Wet Polishing Pads-Sharp Type$1
Jiangyin Tianning Metal Pipefitting Co., Ltd.
🇨🇳 China
199011-50 peopleManufacturer/Trading Company
Established brand
OEM manufacturer
Industry association member
Shipments
633
Key customer
AMRO
Key market
🇲🇽 Mexico
Description
Jiangyin Tianning Metal Pipefitting Co., Ltd. is a manufacturer and trading company based in Jiangyin, China, specializing in carbon and stainless steel pipe fittings. Established in 1990, the company produces a comprehensive range of pipe fittings including Tees, Elbows, Crosses, Reducers, Caps, and Flanges, with sizes from 1/2 inch to 48 inches. Their products adhere to international standards such as ANSI, DIN, JIS, MSS, and GB. With an employee count of 11 to 50 people, Jiangyin Tianning Metal Pipefitting Co., Ltd. operates a factory and holds an ISO 9001 certification, ensuring quality in their manufacturing processes. The company is a recognized supplier for major entities like Sinopec Materials Source Market and China National Petroleum Corporation Materials Source Market. Approximately 90% of their products are exported to international markets including Europe, USA, Canada, and Asia.