An industrial flange is an external or internal rim primarily used for joining system parts, such as pipes. As an experienced industrial flange manufacturer in China, we at SHENGSENYUAN provide a vast range of flanges, including slip on weld flange, weld neck flange, plate weld flange and blind flange, which are used in a variety of applications. For example, our slip on flange is ideal for low pressure applications, our weld neck flange is suitable for high pressure, low temperature and high temperature applications, and our blind flange is used to block off a pipe or create a stop. To accommodate every customer's requirements, we make our flanges in a variety of materials, such as carbon steel, alloy steel and stainless steel. With the features of being reliable, economical and long lasting, our products are very popular with customers around the world.
To help customers have a general understanding of industrial flanges, here we give some useful information as follows Types
There are many kinds of industrial flanges available, which can be classified as follows
1. According to their designs, flanges can be classified into integral flange, lap joint flange and threaded flange etc. The integral flange is further classified into flat weld flange and weld neck flange.
2. According to their facing types, flanges can be divided into flat face flange, male and female face flange, tongue and groove face flange, etc.
Industrial flanges in different continents or even countries may be made to different standards. Typical flange manufacturing standards include European standard, American standard and Chinese standard.
1. European standard series: Germany DIN
a. Nominal pressure: 0.1, 0.25, 0.6, 1.0, 1.6, 2.5, 4.0, 6.4, 10.0, 16.0, 25.0, 32.0, 40.0 Mpa
b. Nominal diameter: 15~600mm
2. American standard series: U.S. ANSI B16.5, ANSI B16.47A/B
a. Nominal pressure: 150psi(2.0Mpa), 300psi(5.0Mpa), 400psi(6.8Mpa), 600psi(10.0Mpa), 900psi(15.0Mpa), 1500psi(25.0Mpa), 2500psi(42.0Mpa)
b. Nominal diameter: 6~4000mm
3. Chinese standard series GB
a. Nominal pressure: 0.25Mpa~42.0Mpa
Series 1: PN1.0, PN1.6, PN2.0, PN5.0, PN10.0, PN15.0, PN25.0, PN42
Series 2: PN0.25, PN0.6, PN2.5, PN4.0
Shengsenyuan offers industrial pipe flanges, steel pipe fittings and steel pipes since 1990, a reliable pipe flange manufacturer in China, providing high quality carbon steel flanges, alloy steel pipe flanges and stainless steel flanges at reasonable prices. These steel pipe flanges are available with American ANSI standard flanges, EN standard flanges, DIN flanges, offered in various shapes, sizes and materials to meet customer demands.