thread dn50 flanges600+ factories verified

SHANXI BOHAO malleable casting iron Co., Ltd. Was established in 2000, and is a young and vibrant company, has specialized  in production and supply of malleable casting iron pipe fittings for 25 years. We hold the spirit of giving our customers best product and most competitive price to support our clients to develop their business. We hope a win-win result and long-term cooperation with our customers.

Since its establishment in 2017, Wenzhou Huayu Valve Co., Ltd. Has been committed to becoming a professional manufacturer in the field of high-quality and high-precision fluid equipment. The company's core products cover various types of valves such as butterfly valves, check valves, and ball valves. With their outstanding sealing performance, corrosion resistance, and long service life, these products have been widely applied in fields with extremely high requirements for hygiene and precision, including biopharmaceuticals, juice beverages, meat processing, health products, daily chemical products, and fine chemicals industries. It has become an indispensable key component in the production processes of many enterprises.

Shanxi Midas Industrial Co., Ltd is located in Shanxi Province, enjoying convenient transportation access and a beautiful environment. We are specialized in the research, development, design, production and sale of pipeline products, such as ductile iron pipes, ductile iron pipe fittings, flange adaptors, couplings, dismantling joints, valves, manhole covers, flanges, steel pipes, steel pipe fittings, PVC pipes, PVC pipe fittings, water meters, fasteners, pumps and other casting and forging products. Our products are extensively used in pipeline system for drinkable water, sewage, oil, gas, chemical plants, etc.

Kingrail Parts is one of China's most professional railway wheel manufacturers. We produce railway wheels of various sizes for high-speed trains, freight trains, subways, locomotives, passenger trains, and rail vehicles.

Cangzhou Hangxin Flange Co. Ltd., established in 2016, is engaged in the manufacture and export of flanges and pipe fittings. Our factory is located in Mengcun County, the hometown of elbow fittings in China, 120km north of Tianjin and 260km northwest of Beijing Capital International Airport, with convenient transportation.

Hebei Shengtian Pipe-Fitting Group Co., Ltd. Was established in 1989. We are located in MengcunCounty in Hebei Province, covering an area of 100, 000 square meters, with a workshop of 25, 000 square meters and registered capital of $7, 500, 000. Our company has a strong staff team. There are over 360 employees, including over 30 professionals and technicians.

Hebei Xinqi Pipeline Equipment Co., Ltd is a professional manufacturer of steel pipe accessories in China. We specialize in manufacturing a wide variety of industrial pipe fittings, including pipe expansion joint, compensator, dismantling joint, flange, elbow, bend, reducer, tee, cross, cap, forged fittings. Our products are made from different kinds of metals, carbon steel, stainless steel, alloy steel, alumnium. They are available in different sizes, shapes and types in accordance with international standards such as ISO, ASME, MSS, API, EN, DIN, BS, GOST, JIS, AFNOR, GB and more. Our industrial pipe fittings fall into 4 main categories as below:

Dingtai Chang International Trade Co., Ltd. (DTC) is a professional manufacturer and global supplier of industrial components, specializing in the R&D, production, and export of pipe fittings, flanges, valves and related products. The company is located in Guangzhou, China with own-facility in Hebei Province - one of the country's leading industrial hubs for stainless steel manufacturing. We offer a comprehensive range of products, including elbows, tees, reducers, flanges, and pipe spools, designed to meet the needs of diverse industries and applications. Our materials include 304, 304L, 316, 316L, 321, and duplex stainless steels, ensuring reliable performance across various operating conditions.

HEBEI HANGHONG TRADING Co., Ltd specializes in the production of pipe fittings, key clamps and metal stamping, etc., the main export markets are Europe, North America, Japan, South Korea, and Southeast Asia, etc.

Xingsheng Machinery Technology Co., Ltd. Was established in 1990. It is a leading manufacturer of stainless steel flanges, sanitary pipe fittings and valves with more than 30 years of experience in the industry. The company has an area of 20, 000 square meters and 200 employees, half of them are technicians who understand production and quality. We rely on the geographical advantages of Wenzhou City, which is close to Ningbo Port, Shanghai Port and Yiwu China-Europe Train Hub, and rely on the high-quality and efficient raw material of stainless steel and special steel have supplied by Tsingshan Holding Group. After more than 30 years of development, we have created efficient machining production capabilities and an experienced production team.

Ever since the very genesis of our venture, , Elite Fire Equipment Co., Ltd is a specialized company dedicated to providing high-quality fire protection products worldwide. With a strong commitment to safety, reliability, and innovation, we serve distributors, contractors, and industrial clients across the globe.

Huashang Steel was established in 2009, , after 15 years of development, We have gradually grown into a professional industrial pipe system provider and manufacturer. Serving customers from more than 50 Countries and regions World wide

Founded in 2016, Wenzhou Chenye Flange Co., Ltd. is situated in Longwan District, Wenzhou - China's core industrial cluster for flange manufacturing. We are a professional manufacturer specializing in stainless steel flange forging, precision machining, standard flange production and custom non-standard flange solutions. With years of industry accumulation, we have developed stable production capacity and mature technical strength.

WenZhou NUOMENG Technology Co., Ltd. is a factory which professionally produces high precision liquid equipments in China. The brand "NUOMENG" has highly valued from customer all over the world.

Fluid Tech Group is the first export company in northern China specializing in fire protection systems, water systems, plumbing systems, gas systems, HVAC systems and other pipe fittings. With years of industry experience in pipeline fluid conveying systems, the group company established the group company in 2018 together with a number of foundry manufacturers and machining enterprises, and currently has five major production bases, which are located in Tangshan City, Hebei Province, Weifang City, Shandong Province, Cangzhou City, Shanxi Province, and Zhejiang Province, China. Among them, the international trade headquarters is set up in Tianjin.

Shijiazhuang Continent Rubber & Plastic Co., Ltd., established on March 15, 1995, with registered capital of 30 million CNY. It is a comprehensive trading company specializing in the distribution of rubber & plastic products, chemicals, electromechanical products, and construction materials. The company owns over 120 senior management, after-sales, and technical personnel, all of whom possess high professional skills, advanced management experience, and a high level of overall competence.

 Qingdao Valtech Manufacturing Co., Ltd. is a professional manufacturer and exporter specializing in ductile iron pipe fittings, valves, pipeline connection products, and OEM casting solutions for water supply, irrigation, wastewater, and infrastructure projects worldwide.

LESSO (Stock Code: 02128. HK), founded in 1986 in Shunde, Guangdong Province, has developed into a well-known large-scale home-furnishing and building-materials-oriented multinational industrial group after more than 40-year development. Starting from Xixi Plastic Hardware Factory, LESSO completed brand registration in 1996 and got listed on the Main Board of Hong Kong Stock Exchange in 2010. We set up our first out-Guangdong production base in Wuhan in 2001. Our annual turnover exceeded 10-billion-CNY in 2011, then we expanded our layout into building-materials and home-furnishing fields step-by-step. Up to now, our overall sales revenue surpassed USD 4.38 billion in 2023.

At Welflow Valve, we deeply understand the challenges and pressures you face in keeping your operations running smoothly and efficiently. It's not just about purchasing stainless steel valves and fittings; It's about finding a reliable partner who understands your needs and is committed to supporting your success every step of the way. That's why we've tailored our approach to prioritize not just the quality of our products, but also the quality of our relationships with you, our valued customers.

One-Valve Time: Opening the Chapter of Excellence in Fluid Control

Wenzhou Lianggang Pipe Fitting Valves Co., Ltd. Is a manufacturer specializing in threaded pipes fitting and valves. Especially in recent years invented technical screw tap equipment, to overcome the product skew angle of the world problems, the products we sale can achieve without skew Angle, appearance no broke, product no leakage. The user can use the appearance is beautiful and Quality is reliable high grade advanced series of products. As a famous-nationwide one, our companyobtains advanced equipments high-grade technicians, exports high-level products to America, Southeast Asia and Middle East Regions and enjoy a great reputation inside all over the world.

HDSTEEL Group (HD-STEEL) was established in 2011 and is located in Yanshan Industrial Zone, Cangzhou, Hebei, well known as China's "Pipe Fittings Capital. " With a registered capital of RMB 8 million and a 5, 000 m² production facility, we are a professional manufacturer and supplier of steel pipes, flanges, and pipe fittings.

SUZHOU JIEU FLUID TECHNOLOGYCO., Ltd. Is a manufacturing company specialized in aluminum pipe, pipe fitting and industrial aluminum profile, which integrated in R&D, production, sales and installation. The group locates at economic and technological development zone of Zhangjiagang, Jiangsu, with a floor space of 200 mu and total investment of 180 million yuan. With 5 aluminum alloy tube extrusion production lines, 3 deep processing production line for finished products, and 2 production lines for industrial aluminum profile, the annual production capacity can be 3, 000 tons of aluminum alloy pipe and 8, 000 tons of industrial aluminum profile. It has become the large-scale aluminum alloy manufacturer with first-class technical equipment as it has the state-of-the-art production and inspection equipment, including mold center, inspection center, R&D and other equipment imported from Germany, South Korea and Japan. The company engages in the innovation and deep processing of non-ferrous materials and has launched high intensity aluminum alloy pipe, stainless-steel pipe, copper-aluminum composite pipe, aluminum pipe with internal thread, high-frequency welding of aluminum alloy collector pipe and pipe fittings, satisfying the demands of customers across the world with more diversified and better products.

SHANXI SOLID INDUSTRIAL Co., Ltd. is located in the heavy industry province of Shanxi, which is abundant in iron ore, coke, steel and other industrial raw materials. We are one professional manufacturer in China for the pipeline products. We supply a comprehensive range products such as Ductile iron pipes, Ductile iron pipe fittings, Dismantling joints, Flange adaptors, Couplings, Steel pipes, Steel pipe fittings, PVC / PE/ PPR pipes, PVC/ PE/ PPR pipe fittings, Valves, Manhole covers, flanges, Rubber O rings, Fasteners, Pumps, water meters and other castings and forgings according to various international standards. We can also make the castings and forgings according to customers' drawings or samples. Our products are widely used in pipeline system for drinkable water, sewage, oil, gas, chemical plants and so on, and they have been widely exported to Europe, Middle East, South East Asia, Africa, Middle and South America for years. Up to now, we have exported our products to more than one hundred countries, they are well accepted by the customers and have won good reputation both at home and aboard.

Union Steel Industry Co., Ltd as member of United Steel Industry Group, specialized in steel pipe and pipe fittings designing, manufacturing, stocking and exporting in China. As one of the leading manufacturer of steel pipe products in China, Union Steel Industry Co., Ltd are committed to providing one-stop service to customers around the world.

Deyi valves is a leading supplier and research for stainless steel sanitary valves and pipe fittings.

Our company as a leading manufacturer of bellows expansion joints located in Cangzhou, Hebei Province, China. Our high-quality bellows expansion joints are designed to provide flexibility and movement in piping systems, ensuring reliable performance and durability.

Baoji XingYuTeng Measure and Control Instruments Co., Ltd., was established in 2007. We are a high-tech enterprise in researching, designing & Manufacturing of pressure transmitters, pressure controllers, digital pressure gauges, temperature transmitters, temperature gauges, temperature controllers, level measuring instruments and other accessories such as, circuit boards, modules and headers etc.

Superb Heater. Mainly specialized in: Cartridge heaters, Tubular heaters, band heaters, ceramic heaters, silicone rubber heater, thermocouple and other industrial heating elements, temperature measuring components and production equipment, accessories and raw materials.

J-VALVES is a manufacturer of Industrial Valves, focus on offering full sets of Industrial valves solutions to all over the world. The company was founded on 2018 which is young, passionate and creative. J-VALVES has own engieer team and inspection team, including 8 engineers, 8 inspectors and 20 sales person for domestic and international markets. Since 2018, J-VAVLES has invested three factories, include GGC valves and ball valves within 5 years.