• info@taherbrothers.co.in
  • +91 9836154899 / 033 2243 2727
  • Facebook Logo Youtube Logo
    • The Best Industrial Solution Provider
    • Certified Company ISO 9001-2020
    Request a Quote

    Weld Neck Flanges Manufacturer

    Weld Neck Flanges Manufacturer

    Home / Weld Neck Flanges

    Weld Neck Flanges Manufacturer

    Weld Neck Flanges are a type of flange that is used in pipe and fitting systems to connect two pipes together. They are manufactured by Taher Brothers, a well-known WELD NECK FLANGES Manufacturer in Kolkata, West Bengal, Odisha, Bihar, Jharkhand & all over India. The product has a number of features, such as a smooth inner wall, low-friction design, and superior strength. Additionally, they are designed to accommodate a wide range of specifications, including pressure, temperature, and material type.

    High Quality Materials

    Taher Brothers uses high-quality materials such as stainless steel, carbon steel, and alloy steel in the production of WELD NECK FLANGES. This ensures that the products are highly durable and can withstand pressure and temperature fluctuations. The products are also corrosion, rust, and wear-resistant, making them ideal for use in a variety of industries.

    Weld Neck Flanges Manufacturer

    Advanced Manufacturing Process

    To guarantee the highest level of quality, Taher Brothers employs an advanced manufacturing process. This process includes a series of tests and inspections to ensure that the products meet the highest standards of quality. Additionally, all of the products are tested for strength and endurance, making them reliable even in the toughest conditions.

    Weld Neck Flange Specification

    Size Chart 1/2″ (15 NB) to 48″ (1200NB) DN10~DN5000
    Weld Neck Flange Standards ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flange, ASME/ANSI B16.5/16.36/16.47A/16.47B, MSS SP44, ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092
    Weld Neck Flange Pressure Rating ANSI Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS
    Weld Neck Flanges Pressure Calculation in DIN 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64
    Weld Neck Flange 5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K
    Weld Neck Flange UNI 6Bar 10Bar 16Bar 25Bar 40Bar
    Weld Neck Flange EN 6Bar 10Bar 16Bar 25Bar 40Bar
    Coating Oil Black Paint, Anti-rust Paint, Zinc Plated, Yellow Transparent, Cold and Hot Dip Galvanized
    Test Certificates EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc
    Weld Neck Flanges Production technique Forged, Heat treated and machined
    Weld Neck Flange Connect Type/ Flange Face Type Raised Face (RF), Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Lap-Joint Face (LJF), Small Male-Female (SMF), Small Tongue, Large Tongue & Groove, Groove
    Special design As per your drawing AS, ANSI, BS, DIN and JIS 15 NB (1/2″) to 200 NB (8″) Equal and Reducing Configurations
    Weld Neck Flange Test Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI trasonic flaw detector, Magnetic particle detector
    Weld Neck Flanges Equipment Press machine, Bending machine, Pushing Machine, electric bevelling machine, Sand-blasting machine etc
    Weld Neck Flange Origin Indian / West Europe / Japan / USA / Korean
    Manufacturer of Weld Neck Flange ANSI DIN, GOST, JIS, UNI, BS, AS2129, AWWA, EN, SABS, NFE etc. ASTM A182 Weld Neck Flange: -BS Flange, EN Flange, API 6A Flange, ANSI Flange, ASME Flange, DIN Flange, EN1092-1 Flange, UNI Flange, JIS/ KS Flange, BS4504 Flange, GB Flange, AWWA C207 Flange, GOST Flange, PSI Flange B.S: BS4504 , BS3293, BS1560, BS10 AS 2129: Table D; Table E; Table H ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings ANSI : ANSI B16.5, ANSI B16.47(API605), MSS SP44, ANSI B16.36, ANSI B16.48 ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48 American standard (ANSI) German (DIN) British standard (BS) DIN: DIN 2527, DIN 2566, DIN 2573, DIN 2576, DIN 2641, DIN 2642, DIN 2655, DIN 2656, DIN 2627, DIN 2628, DIN 2629, DIN 2631, DIN 2632, DIN 2633, DIN 2634, DIN 2635, DIN 2636, DIN 2637, DIN 2638 ASTM A182 F316 Stainless Steel Flanges The other standard: AWWA C207; EN1092-1, GOST12820, JIS B2220; KS B1503, SABS1123; NFE29203; UNI2276
    Weld Neck Flange Uses & application Bitumen upgraders. Heavy oil refineries. Nuclear power (mostly seamless). Petrochemicals and acids.

    Versatile Applications

    WELD NECK FLANGES are used in a variety of applications, including piping systems, valves, pumps, and other industrial equipment. They are also used for sealing and connecting pipes in high-pressure and high-temperature systems. Additionally, they can be used in a variety of industries, including oil and gas, power generation, and chemical processing.

    Customer Support

    Taher Brothers provides excellent customer support to ensure that all customers are satisfied with their purchase. The company offers technical support and troubleshooting services, as well as a wide range of spare parts and accessories. Additionally, Taher Brothers offers a warranty on all of their products, providing customers with peace of mind.

    Conclusion

    Taher Brothers is a well-known Weld Neck Flanges Manufacturer in Kolkata, West Bengal, Odisha, Bihar, Jharkhand & all over India. Their products are made from high-quality materials and are designed to meet a variety of specifications. The products are also manufactured using an advanced process that ensures the highest level of quality. Additionally, they are versatile and can be used in a variety of applications. Finally, Taher Brothers provides excellent customer support, ensuring that all customers are satisfied with their purchase.

    Quick Links

    Weld Neck Flanges Manufacturer

    Weldneck Flanges are one of the most common components used in pipe connections. They are used to connect two pipes together, creating a secure seal between the two. Weldneck Flanges are available in a variety of materials, sizes and shapes, and are used in a variety of applications. Taher Brothers is one of the most reputed Weldneck Flanges Manufacturer in Kolkata, West Bengal, Odisha, Bihar, Jharkhand & all over India, providing the most reliable and highest quality flanges.

    What is Weldneck Flanges?

    Weldneck Flanges are a type of pipe flange, consisting of a circular base and a neck that connects it to the pipe. The base of the flange is connected to the pipe through welding. This type of flange is designed to provide a strong and durable connection between the pipe and the flange. The neck of the flange is also designed to provide a better seal, ensuring that no leakage occurs during the connection.

    Weld Neck Flanges Manufacturer

    Features of Weldneck Flanges

    Weldneck flanges are designed to provide a strong and secure connection between two pipes. The neck of the flange is designed to provide a better seal and to prevent leakage. The base of the flange is designed with a welding joint, ensuring a strong and durable connection. Weldneck Flanges are available in a variety of materials, including stainless steel, carbon steel, and alloy steel, making them suitable for a variety of applications.

     

    Benefits of Weldneck Flanges

    Weldneck Flanges are designed to provide a strong and durable connection between two pipes. They are also designed to provide a better seal and to prevent leakage. The base of the flange is designed with a welding joint, ensuring a strong and durable connection. The neck of the flange is designed to provide a better seal, ensuring that no leakage occurs during the connection.

    SPECIFICATION – THREADED FLANGE

    Size: 1/2″NB TO 24″NB IN
    Class: 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS DIN Standard ND-6,10, 16, 25, 40 Etc.
    Materials: Monel :
    Grade: Monel 400, Monel K500, Monel R-405
    Nickel :
    Grade: Nickel 200, Nickel 201
    Inconel :
    Grade: Inconel 600, Inconel 601, Inconel 625, Inconel 718
    Incoloy :
    Grade: Incoloy 800, Inconel 800H, 800HT
    Hastalloy :
    Grade: Hastalloy B2, Hastalloy B3, Hastalloy C22, Hastalloy C276, Hastalloy X
    Titanium :
    Grade: Gr1, Gr2, Gr3, Gr5, Gr7, Gr11
    Stainless Steel :
    Grade: ASTM A182 F202, F304/304L/304H, F316/316L, F316H, F316TI, F310, F321, F904L
    Carbon Steel :
    Grade: ASTM A105/A105N, A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2, A694 F42, F46, F48, F50, F52, F56, F60, F65, F70, A516.60, 65, 70 (Spectacle Blind Flange, Spacer Ring/Spade Flange), Steel RST37.2, C22.8
    Duplex Steel:
    Grade: ASTM / ASME A/SA 182 UNS F44, F45, F51, F53, F55, F60, F61
    Alloy Steel:
    Grade : ASTM A182 F1, F5, F9, F11, F22, F91
    Value Added Service: CNC Machine, Customized Flanges
    Coating/Surface Treatment: Anti-rust Paint, Oil Black Paint, Yellow Transparent, Zinc Plated, Cold and Hot Dip Galvanized

     

    DIMENSIONS THREADED FLANGE

    Class 150 300 400 600 900 1500 2500
    Diameter – A 30 38 38 38 38 38 43
    Diameter – D 90 95 95 95 120 120 135
    Thickness – B 9.6 12.7 14.3 14.3 22.3 22.3 30.2
    11.2 14.3 20.7 20.7 28.7 28.7 36.6
    Diameter – G 35.1 35.1 35.1 35.1 35.1 35.1 35.1
    Diameter – K 60.3 66.7 66.7 66.7 82.6 82.6 88.9
    Height – H 14 21 22 22 32 32 40
    15.6 22.6 28.4 28.4 38.4 38.4 46.4
    Bolt Holes 4 4 4 4 4 4 4
    Diameter – L 15.9 15.9 15.9 15.9 22.2 22.2 22.2
    Stud Bolts Diameter x Length
    Diameter (in) 1/2 1/2 1/2 1/2 3/4 3/4 3/4
    Length (mm) 55 65 75 75 110 110 120
    Other Diameters
    NPS 1/2 3/4 1 1¼ 1½ 2 2½

    Notes:

    • Dimensions are in millimeters unless otherwise indicated.
    • The length of the Stud Bolt does not include the height of the chamfers (points).

    WEIGHT CHART OF THREADED FLANGE

    Normal Diam. O.D. Flange Thk. Of Flange Min Diam.
    of
    Hub    		 Diameter of Raised Face Lengtd Hub.Y Thread Lengtd Diam.
    of Bolt
    Circle    		 Diam.
    of Bolt
    Holes    		 Number
    of Bolts    		 Diam. of
    Bolts
    (inch)    		 Approx. Weight
    inch dn O C X G Y T BC BH BN BD KG LB
    1/2″ 15 89.00 11.20 30.20 35.10 15.70 15.70 60.50 15.80 4 1/2″ 0.4 0.9
    3/4″ 20 98.50 12.70 38.10 42.90 15.70 15.70 69.90 15.80 4 1/2″ 0.7 1.5
    1″ 25 108.00 14.20 49.30 50.80 17.50 17.50 79.30 15.80 4 1/2″ 0.8 1.8
    1-1/4″ 32 117.50 15.70 58.70 63.50 20.60 20.60 88.90 15.80 4 1/2″ 1.2 2.6
    1-1/2″ 40 127.00 17.50 65.00 73.20 22.40 22.40 98.60 15.80 4 1/2″ 1.5 3.3
    2″ 50 152.50 19.10 77.70 91.90 25.40 25.40 120.70 19.10 4 5/8″ 2.3 5.1
    2-1/2″ 65 178.00 22.40 90.40 104.60 28.40 28.40 139.70 19.10 4 5/8″ 3.7 8.1
    3″ 80 190.50 23.90 108.00 127.00 30.20 30.20 152.40 19.10 4 5/8″ 4.1 9
    3-1/2″ 90 216.00 23.90 122.20 139.70 31.80 31.80 177.80 19.10 8 5/8″ 5.1 11.2
    4″ 100 228.50 23.90 134.90 157.20 33.30 33.30 190.50 19.10 8 5/8″ 5.9 13
    5″ 125 254.00 23.90 163.60 185.70 36.60 36.60 215.90 22.40 8 3/4″ 7 15.4
    6″ 150 279.50 25.40 192.00 215.90 39.60 39.60 241.30 22.40 8 3/4″ 8.4 18.5
    8″ 200 343.00 28.40 246.10 269.70 44.50 44.50 298.50 22.40 8 3/4″ 13 28.6
    10″ 250 406.50 30.20 304.80 323.90 49.30 49.30 362.00 25.40 12 7/8″ 18 39.5
    12″ 300 482.50 31.80 365.30 381.00 55.60 55.60 431.80 25.40 12 7/8″ 29 64
    14″ 350 533.50 35.10 400.10 412.80 57.20 57.20 476.30 28.50 12 1″ 39 86
    16″ 400 597.00 36.60 457.20 469.90 63.50 63.50 539.80 28.50 16 1″ 47 103
    18″ 450 635.00 39.60 505.00 533.40 68.30 68.30 577.90 31.80 16 1 1/8″ 57 126
    20″ 500 698.50 42.90 558.80 584.20 73.20 73.20 635.00 31.80 20 1 1/8″ 76 167
    24″ 600 813.00 47.80 663.40 692.20 82.60 82.60 749.30 35.10 20 1 1/4″ 97 214

    Taher Brothers – The Best Weldneck Flanges Manufacturer

    Taher Brothers is one of the most reputed Weldneck Flanges Manufacturer in Kolkata, West Bengal, Odisha, Bihar, Jharkhand & all over India, providing the most reliable and highest quality flanges. Our Weldneck Flanges are designed to provide a strong and durable connection between two pipes, ensuring no leakage occurs during the connection. We make use of advanced technology and superior quality materials to ensure the highest quality standards are maintained. We also provide customized Weldneck Flanges to meet the specific requirements of our customers.