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PP Flange

Raw Materials: PP
Diameter : DN50-400mm (1 1/4inch-12inch)
Pressure Rating : PN10, PN16 ASME B16.5 Class150
Standards: ISO 7005,EN1092,DIN 2501,ANSI B 16.5,ASTM D 4024

PP Flange is a flange connector made of polypropylene. Flange connection is a connection method commonly used in pipeline systems. It connects two pipes or pipes to equipment through bolts to form a sealed connection. PP Flange is widely used in the industrial field due to its excellent performance characteristics.

PP fiber backing ring

A new PP reinforced, full plastic backing ring flange, It’s a new corrosion-free, full plastic, fiber-reinforced PP that is lightweight, reliable, and with a long life span. The size will go up to 400mm.

It is not only for HDPE piping systems but also for PPH, PPR ABS UPVC, etc.

PP Flange
PP Flange

Product Description

PP Flange is a part that connects pipes to each other and is connected to the pipe end. In pipeline engineering, flanges are mainly used for pipe connection. Flanges of different pressures have different thicknesses, corresponding numbers of screw holes, screw hole sizes are also different, and different bolts are used.

 

Product Advantages

1. PP Flange has excellent corrosion resistance. Polypropylene is a chemically inert material that can remain stable in many strong acid, strong alkali, and organic solvent environments. Therefore, it is very suitable for pipeline systems in the fields of chemical, pharmaceutical, food, etc., and can effectively prevent corrosion in pipeline systems.

2. PP Flange has good high-temperature resistance. Its operating temperature range is usually between 0 and 90, and it can withstand a certain high-temperature environment. This makes it widely used in some special industries such as petrochemicals, metallurgy, and other fields.

3. It has excellent sealing performance. During installation, use appropriate sealing gaskets to connect the two flanges to ensure complete sealing of the joints. This can not only prevent leakage of the medium but also effectively prevent external dust and impurities from entering the pipeline system.

4. The advantages of being lightweight, having a simple structure and being easy to install. Compared with flange connectors such as Steel Flanges and Ductile Iron Backing Ring, the PP Flange is lighter and easier to carry and install. At the same time, its structural design is relatively simple, and no hardware processing is required, making installation more convenient.

Specification

DN dn D K B n d h
25 32 115 85 37 4 14 16
32 40 140 100 44 4 18 18
40 50 150 110 61 4 18 18
50 63 165 125 78 4 18 20
65 75 185 145 92 4 18 20
80 90 200 160 108 8 18 20
100 110 220 180 128 8 18 22
100* 125 220 180 135 8 18 22
125* 140 250 210 158 8 18 22
150 160 285 240 178 8 22 24
150 180 285 240 188 8 22 24
200 200 340 295 235 12 22 26
200* 225 340 295 238 12 22 26
250 250 405 355 288 12 26 28
250* 280 405 355 294 12 26 28
300 315 460 410 338 12 26 32
350 355 520 470 378 16 26 35
400 400 580 525 430 16 30 38
450 450 640 585 472 20 30 42
500 500 715 650 522 20 33 46
600 630 840 770 645 20 36 52
600* 560 840 770 580 20 36 52

Class 150

Inch D K B n d h
2 150 120.5 65 4 18 20
2 1/2 180 139.5 82 4 18 20
3 190 152.5 94 4 18 22
4 230 190.5 122 8 18 22
5 255 216 146 8 22 24
6 280 241.5 173 8 22 26
8 345 298.5 225 8 22 28
10 405 362 278 12 26 32
12 485 432 330 12 26 35
14 535 476 362 12 30 38
16 600 540 414 16 30 42

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