Product Details
Place of Origin: Xi'an, China
Brand Name: PeterTrade(PT)
Certification: ISO9001, CE, API,etc
Model Number: EN1092-01 European Standard
Payment & Shipping Terms
Minimum Order Quantity: 10 pieces
Price: negotiable
Packaging Details: Plywood case or pallet, or as per your requirement
Delivery Time: about 15-45 days for delivery
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 200 Tons Per Month
Product Types: |
EN1092-01 Weld Neck Flanges WNRF |
Pressure Rating: |
PN 6 |
Materials: |
Carbon Steel Flanges A105 |
Dimension: |
DN 10- DN 3600 |
Face Types: |
Raised Face, Flat Face, Ring Type Joint |
Temperature Range: |
-29°C To 593°C |
Application: |
Oil And Gas, Chemical, Power Generation, Water Treatment, Shipbuilding, Construction |
Inspection: |
Factory In-house Or Third Party Inspection |
Product Types: |
EN1092-01 Weld Neck Flanges WNRF |
Pressure Rating: |
PN 6 |
Materials: |
Carbon Steel Flanges A105 |
Dimension: |
DN 10- DN 3600 |
Face Types: |
Raised Face, Flat Face, Ring Type Joint |
Temperature Range: |
-29°C To 593°C |
Application: |
Oil And Gas, Chemical, Power Generation, Water Treatment, Shipbuilding, Construction |
Inspection: |
Factory In-house Or Third Party Inspection |
3 Inch Weld Neck Flanges EN1092-01 PN6 Weld Neck Raised Face Carbon Steel Weld Neck Flange A105 for Water Treatment and Chemical Industry Applications
Introduction of EN1092-01 Weld Neck Flanges:
The EN1092-01 weld neck flange is widely esteemed as a preferred choice among flange types due to its outstanding features and benefits. It excels in providing a robust, seamless connection by means of direct butt welding to pipes, ensuring exceptional reliability in high-pressure environments. The elongated neck enhances strength and durability, complemented by a weld that guarantees a secure, leak-resistant joint.
Its tapered neck design plays a crucial role in even stress distribution, effectively mitigating the risk of localized stress concentrations and potential failures. The smooth transition from the flange's neck to the pipe's bore optimizes flow dynamics, thereby reducing turbulence and minimizing pressure drop throughout the system.
Furthermore, the extended neck of the weld neck flange simplifies inspection and maintenance tasks, adding to its practicality and ease of access for ongoing operational needs.
Specifications of EN1092-01 Weld Neck Flanges:
EN1092-01 Type 11 Weld Neck Flange PN 6 RF | ||||||||||||||
DN | Outside diameter | Diameter of bolt circle | Diameter of bolt hole | Bolting | Outside diameter of neck | Flange thickness | Length | Neck diameters | Corner radii | Wall thickness | Raised face | Approx weight | ||
D | K | L | Number | A | C2 | H2 | H3 | N1 | R1 | S | d1 | f1 | KG | |
10 | 75 | 50 | 11 | 4 | 17.2 | 12 | 28 | 6 | 26 | 4 | 2 | 35 | 2 | 0.4 |
15 | 80 | 55 | 11 | 4 | 21.3 | 12 | 30 | 6 | 30 | 4 | 2 | 40 | 2 | 0.4 |
20 | 90 | 65 | 11 | 4 | 26.9 | 14 | 32 | 6 | 38 | 4 | 2.3 | 50 | 2 | 0.6 |
25 | 100 | 75 | 11 | 4 | 33.7 | 14 | 35 | 6 | 42 | 4 | 2.6 | 60 | 2 | 0.8 |
32 | 120 | 90 | 14 | 4 | 42.4 | 14 | 35 | 6 | 55 | 6 | 2.6 | 70 | 2 | 1.1 |
40 | 130 | 100 | 14 | 4 | 48.3 | 14 | 38 | 7 | 62 | 6 | 2.6 | 80 | 3 | 1.3 |
50 | 140 | 110 | 14 | 4 | 60.3 | 14 | 38 | 8 | 74 | 6 | 2.9 | 90 | 3 | 1.4 |
65 | 160 | 130 | 14 | 4 | 76.1 | 14 | 38 | 9 | 88 | 6 | 2.9 | 110 | 3 | 1.8 |
80 | 190 | 150 | 18 | 4 | 88.9 | 16 | 42 | 10 | 102 | 8 | 3.2 | 128 | 3 | 2.9 |
100 | 210 | 170 | 18 | 4 | 114.3 | 16 | 45 | 10 | 130 | 8 | 3.6 | 148 | 3 | 3.4 |
125 | 240 | 200 | 18 | 8 | 139.7 | 18 | 48 | 10 | 155 | 8 | 4 | 178 | 3 | 4.7 |
150 | 265 | 225 | 18 | 8 | 168.3 | 18 | 48 | 12 | 184 | 10 | 4.5 | 202 | 3 | 5.5 |
200 | 320 | 280 | 18 | 8 | 219.1 | 20 | 55 | 15 | 236 | 10 | 6.3 | 258 | 3 | 8.6 |
250 | 375 | 335 | 18 | 12 | 273 | 22 | 60 | 15 | 290 | 12 | 6.3 | 312 | 3 | 11.7 |
300 | 440 | 395 | 22 | 12 | 323.9 | 22 | 62 | 15 | 342 | 12 | 7.1 | 365 | 4 | 15.3 |
350 | 490 | 445 | 22 | 12 | 355.6 | 22 | 62 | 15 | 385 | 12 | 7.1 | 415 | 4 | 20.3 |
400 | 540 | 495 | 22 | 16 | 406.4 | 22 | 65 | 15 | 438 | 12 | 7.1 | 465 | 4 | 23.1 |
450 | 595 | 550 | 22 | 16 | 457 | 22 | 65 | 15 | 492 | 12 | 7.1 | 520 | 4 | 27 |
500 | 645 | 600 | 22 | 20 | 508 | 24 | 68 | 15 | 538 | 12 | 7.1 | 570 | 4 | 30.8 |
600 | 755 | 705 | 26 | 20 | 610 | 30 | 70 | 16 | 640 | 12 | 7.1 | 670 | 5 | 44 |
700 | 860 | 810 | 26 | 24 | 711 | 30 | 76 | 16 | 740 | 12 | 8 | 775 | 5 | 53.7 |
800 | 975 | 920 | 30 | 24 | 813 | 30 | 76 | 16 | 842 | 12 | 8 | 880 | 5 | 64.4 |
900 | 1075 | 1020 | 30 | 24 | 914 | 34 | 78 | 16 | 942 | 12 | 8 | 980 | 5 | 79.2 |
1000 | 1175 | 1120 | 30 | 28 | 1016 | 38 | 82 | 16 | 1045 | 16 | 8 | 1080 | 5 | 98.6 |
1200 | 1405 | 1340 | 33 | 32 | 1219 | 42 | 104 | 20 | 1248 | 16 | 8.8 | 1295 | 5 | 152 |
1400 | 1630 | 1560 | 36 | 36 | 1422 | 56 | 114 | 20 | 1452 | 16 | 8.8 | 1510 | 5 | 246 |
1600 | 1830 | 1760 | 39 | 40 | 1626 | 63 | 119 | 20 | 1655 | 16 | 10 | 1710 | 5 | 309 |
1800 | 2045 | 1970 | 42 | 44 | 1829 | 69 | 133 | 20 | 1855 | 16 | 11 | 1920 | 5 | 400 |
2000 | 2265 | 2180 | 42 | 48 | 2032 | 74 | 146 | 25 | 2058 | 16 | 12.5 | 2125 | 5 | 516 |
2200 | 2475 | 2390 | 42 | 52 | 2235 | 81 | 154 | 25 | 2260 | 18 | 14 | 2335 | 5 | 645 |
2400 | 2685 | 2600 | 48 | 56 | 2438 | 87 | 168 | 25 | 2462 | 18 | 15 | 2545 | 5 | 786 |
2600 | 2905 | 2810 | 48 | 60 | 2620 | 91 | 175 | 25 | 2665 | 18 | 16 | 2750 | 5 | 1021 |
2800 | 3115 | 3020 | 48 | 64 | 2820 | 101 | 188 | 30 | 2865 | 18 | 17 | 2960 | 5 | 1256 |
3000 | 3315 | 3220 | 48 | 68 | 3020 | 102 | 192 | 30 | 3068 | 18 | 20 | 3160 | 5 | 1404 |
3200 | 3525 | 3430 | 48 | 72 | 3220 | 106 | 202 | 30 | 3272 | 20 | 20 | 3370 | 5 | 1617 |
3400 | 3735 | 3640 | 48 | 76 | 3420 | 110 | 214 | 35 | 3475 | 20 | 22 | 3580 | 5 | 1877 |
3600 | 3970 | 3860 | 56 | 80 | 3620 | 124 | 229 | 35 | 3678 | 20 | 22 | 3790 | 5 | 2366 |
1.Dimensions are in millimeters(mm).
2.Dimensions can be specified by different purchasers.
Common Materials We Can Provide for Weld Neck Flanges:
Grades of Carbon Steel:
ASTM A105: This is a common grade of carbon steel used for weld neck flanges. It is a forged carbon steel specifically designed for high-temperature service and offers excellent weldability and toughness.
ASTM A350 LF2: LF2 is a low-temperature carbon steel grade commonly used for weld neck flanges in applications where low-temperature toughness is required.
ASTM A694 F52/F60/F65/F70: These grades are high-yield carbon steel materials used for weld neck flanges in applications requiring high strength and impact resistance.
Grades of Stainless Steel:
ASTM A182 F304/F304L: These grades of stainless steel are austenitic and commonly used for weld neck flanges. They offer good corrosion resistance, excellent weldability, and are suitable for a wide range of applications.
ASTM A182 F316/F316L: Similar to F304/F304L, these grades are also austenitic stainless steels with improved corrosion resistance, particularly in chloride environments.
ASTM A182 F321: F321 is an austenitic stainless steel grade containing titanium, which provides enhanced resistance to intergranular corrosion. It is often used for weld neck flanges in high-temperature applications.
ASTM A182 F347: F347 is a stabilized stainless steel grade with the addition of niobium, which improves its resistance to intergranular corrosion. It is commonly used for weld neck flanges in applications involving elevated temperatures.
Types of Weld Neck Flanges in the Applications:
There are two main types of weld neck flanges: standard and long neck. Standard weld neck flanges are typically used in conjunction with butt weld fittings. They are designed to align with the inside diameter of the pipe or fitting they are connecting to, ensuring a seamless flow path and a secure, leak-free joint.
On the other hand, long weld neck flanges find application primarily with vessel nozzles and equipment connections. These flanges feature an extended neck, which facilitates a gradual transition from the flange to the vessel or equipment. This design is advantageous in scenarios where additional space is needed for insulation, or when there is a requirement for mounting instruments or other attachments.
Both types of weld neck flanges are engineered to match the internal diameter of the pipe or fitting they interface with, ensuring compatibility and reliability in various industrial applications. The choice between standard and long weld neck flanges depends on specific operational requirements such as pressure, temperature, and the structural demands of the installation.
Why We Choose Weld Neck Flanges?
Outstanding Characteristics of Weld Neck Flanges in the Applications:
Weld neck flanges are considered among the strongest types of flanges primarily due to their design features and the nature of their connection method.
Butt-Welded Connection: Weld neck flanges are welded directly to the pipe. The welding process involves fusing the neck of the flange to the pipe's end, creating a continuous and robust connection. This method ensures that the joint is integral and resistant to leakage under high-pressure conditions.
Tapered Hub Design: Weld neck flanges have a long, tapered hub or neck. This design provides several strength advantages:
Reduced Stress Concentration: The gradual taper distributes stress more evenly compared to flat or raised face flanges. This minimizes the risk of localized stress concentrations that could lead to fatigue or failure.
Enhanced Structural Integrity: The extended neck acts as a reinforcement, adding structural strength to the flange and the joint. It helps in bearing the load and resisting bending or deformation.
Smooth Transition: The smooth transition from the flange's neck to the pipe's bore improves flow characteristics within the piping system. This reduces turbulence and pressure drop, which can occur in other flange types with abrupt transitions.
Suitability for High-Pressure Applications: Due to their robust construction and welded connection, weld neck flanges are well-suited for applications requiring high pressure handling capabilities. They provide a secure and reliable sealing mechanism that withstands significant internal pressures without compromising integrity.
Longevity and Reliability: Weld neck flanges are known for their durability and long service life when properly installed and maintained. The welded joint eliminates potential weak points associated with bolted connections, such as gasket failures or bolt loosening over time.
Versatility: Weld neck flanges are available in various materials, sizes, and pressure ratings, making them versatile for a wide range of industrial applications where strong, leak-proof connections are essential.