| Weld Plate Flange
Plate Flat Welding Flanges are a common pipeline connectors, which are mainly made of carbon steel, stainless steel, duplex steel and alloy steel. Its main use is to connect pipelines, especially in the field of industry and construction. It is widely used in the transportation system of water, steam, oil, natural gas and other media. In pipeline connection, plate flat welding flanges can be connected to the other end of the pipeline by welding or bolting, so that the two pipeline segments can be reliably connected together.
The characteristics of plate flat welding flanges include:
1. Simple structure
The structure of plate flat welding flange is relatively simple, mainly composed of flange disk, bolts and nuts.
2. Easy installation
The installation of plate type flat welding flange is relatively simple, only need to weld the flange disk with the pipe or fasten it by bolts.
3. Wide range of application
Plate type flat welding flange is suitable for all kinds of pipeline connection, no matter low pressure or high pressure, no matter gas or liquid, all of them can get good application effect.
4. Good sealing performance
Since the sealing surface of plate type flat welding flanges is precisely processed, it has good sealing performance.
5. Strong corrosion resistance
The materials of plate type flat welding flanges are usually carbon steel and stainless steel, which have good corrosion resistance.
6. Easy maintenance
The maintenance of plate type flat welding flange is relatively easy, only need to check and tighten the bolts regularly.
| Advantage
1. Wide Usage
Plate type flat welding flanges are widely used in pipeline connections in industries such as petrochemical, chemical, power, food, pharmaceutical, etc. They are particularly suitable for pipeline connections under high temperature, high pressure, corrosive media, and other working conditions. They can demonstrate their excellent performance in flat connections and in situations that meet the requirements of high temperature and high pressure.
2. Strong Reliability
Adopting a flat welding structure, it has high installation accuracy, good sealing performance, and prevents liquid and gas leakage. The large pre-tightening force, firm connection and convenient installation effectively ensure the safety of staff and engineering.
3. Long-term Use
Due to the use of planar connections, it is not easy to detach or deform under high temperature and pressure conditions. Compared to other flanges, weld plate flanges have the advantages of low cost and easy installation, making them very suitable for small and medium-sized pipeline engineering.
| Size
Nominal size | Dimensions of welding neck | Thickness of flange | ||||||||
DN | J | K | L | M | T₁ | T₁o | T₁ | T₁₇ | T₈ | T₁₆ |
15 | 30 | 22 | 29 | 16 | 16 | 10 | 11 | 13 | 13 | - |
20 | 35 | 27 | 29 | 16 | 16 | 10 | 11 | 13 | 13 | - |
25 | 43 | 34 | 29 | 16 | 19 | 11 | 12 | 14 | 14 | - |
32 | 52 | 43 | 35 | 19 | 22 | 11 | 13 | 17 | 17 | - |
40 | 59 | 49 | 35 | 19 | 22 | 13 | 14 | 17 | 17 | - |
50 | 70 | 61 | 35 | 19 | 25 | 13 | 16 | 19 | 19 | - |
65 | 86 | 76 | 38 | 19 | 25 | 14 | 17 | 19 | 19 | - |
80 | 102 | 89 | 44 | 25 | 29 | 16 | 19 | 22 | 22 | - |
90 | 114 | 102 | 44 | 25 | 29 | 17 | 21 | 22 | 22 | - |
100 | 130 | 115 | 51 | 32 | 32 | 19 | 23 | 25 | 25 | - |
125 | 159 | 142 | 57 | 38 | 35 | 22 | 27 | 29 | 29 | - |
150 | 184 | 169 | 57 | 38 | 35 | 25 | 30 | 29 | 29 | - |
200 | 241 | 220 | 67 | 44 | 38 | 32 | 39 | 32 | 32 | - |
250 | 298 | 274 | 73 | 51 | 41 | 35 | 45 | 35 | 35 | - |
300 | 352 | 324 | 79 | 57 | 44 | 38 | 52 | 41 | 38 | 47 |
350 | 387 | 356 | 86 | 64 | 48 | 41 | 58 | 48 | 41 | 54 |
400 | - | - | - | - | 51 | 44 | 64 | 54 | 44 | 60 |
450 | - | - | - | - | 54 | 48 | 71 | 60 | 48 | 66 |
500 | - | - | - | - | 57 | 51 | 78 | 67 | 51 | 73 |
550 | - | - | - | - | 60 | 54 | 84 | 70 | 54 | 76 |
600 | - | - | - | - | 64 | 57 | 92 | 76 | 57 | 82 |
| Flange parameter table
| Weld Plate Flange
Plate Flat Welding Flanges are a common pipeline connectors, which are mainly made of carbon steel, stainless steel, duplex steel and alloy steel. Its main use is to connect pipelines, especially in the field of industry and construction. It is widely used in the transportation system of water, steam, oil, natural gas and other media. In pipeline connection, plate flat welding flanges can be connected to the other end of the pipeline by welding or bolting, so that the two pipeline segments can be reliably connected together.
The characteristics of plate flat welding flanges include:
1. Simple structure
The structure of plate flat welding flange is relatively simple, mainly composed of flange disk, bolts and nuts.
2. Easy installation
The installation of plate type flat welding flange is relatively simple, only need to weld the flange disk with the pipe or fasten it by bolts.
3. Wide range of application
Plate type flat welding flange is suitable for all kinds of pipeline connection, no matter low pressure or high pressure, no matter gas or liquid, all of them can get good application effect.
4. Good sealing performance
Since the sealing surface of plate type flat welding flanges is precisely processed, it has good sealing performance.
5. Strong corrosion resistance
The materials of plate type flat welding flanges are usually carbon steel and stainless steel, which have good corrosion resistance.
6. Easy maintenance
The maintenance of plate type flat welding flange is relatively easy, only need to check and tighten the bolts regularly.
| Advantage
1. Wide Usage
Plate type flat welding flanges are widely used in pipeline connections in industries such as petrochemical, chemical, power, food, pharmaceutical, etc. They are particularly suitable for pipeline connections under high temperature, high pressure, corrosive media, and other working conditions. They can demonstrate their excellent performance in flat connections and in situations that meet the requirements of high temperature and high pressure.
2. Strong Reliability
Adopting a flat welding structure, it has high installation accuracy, good sealing performance, and prevents liquid and gas leakage. The large pre-tightening force, firm connection and convenient installation effectively ensure the safety of staff and engineering.
3. Long-term Use
Due to the use of planar connections, it is not easy to detach or deform under high temperature and pressure conditions. Compared to other flanges, weld plate flanges have the advantages of low cost and easy installation, making them very suitable for small and medium-sized pipeline engineering.
| Size
Nominal size | Dimensions of welding neck | Thickness of flange | ||||||||
DN | J | K | L | M | T₁ | T₁o | T₁ | T₁₇ | T₈ | T₁₆ |
15 | 30 | 22 | 29 | 16 | 16 | 10 | 11 | 13 | 13 | - |
20 | 35 | 27 | 29 | 16 | 16 | 10 | 11 | 13 | 13 | - |
25 | 43 | 34 | 29 | 16 | 19 | 11 | 12 | 14 | 14 | - |
32 | 52 | 43 | 35 | 19 | 22 | 11 | 13 | 17 | 17 | - |
40 | 59 | 49 | 35 | 19 | 22 | 13 | 14 | 17 | 17 | - |
50 | 70 | 61 | 35 | 19 | 25 | 13 | 16 | 19 | 19 | - |
65 | 86 | 76 | 38 | 19 | 25 | 14 | 17 | 19 | 19 | - |
80 | 102 | 89 | 44 | 25 | 29 | 16 | 19 | 22 | 22 | - |
90 | 114 | 102 | 44 | 25 | 29 | 17 | 21 | 22 | 22 | - |
100 | 130 | 115 | 51 | 32 | 32 | 19 | 23 | 25 | 25 | - |
125 | 159 | 142 | 57 | 38 | 35 | 22 | 27 | 29 | 29 | - |
150 | 184 | 169 | 57 | 38 | 35 | 25 | 30 | 29 | 29 | - |
200 | 241 | 220 | 67 | 44 | 38 | 32 | 39 | 32 | 32 | - |
250 | 298 | 274 | 73 | 51 | 41 | 35 | 45 | 35 | 35 | - |
300 | 352 | 324 | 79 | 57 | 44 | 38 | 52 | 41 | 38 | 47 |
350 | 387 | 356 | 86 | 64 | 48 | 41 | 58 | 48 | 41 | 54 |
400 | - | - | - | - | 51 | 44 | 64 | 54 | 44 | 60 |
450 | - | - | - | - | 54 | 48 | 71 | 60 | 48 | 66 |
500 | - | - | - | - | 57 | 51 | 78 | 67 | 51 | 73 |
550 | - | - | - | - | 60 | 54 | 84 | 70 | 54 | 76 |
600 | - | - | - | - | 64 | 57 | 92 | 76 | 57 | 82 |
| Flange parameter table
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