Lug High Performance Butterfly Valve

Body:  ASTM A536 65-45-12, WCB, CF8M
Disc:  CF8,CF8M,CF3M
Seat:  RPTFE,SS316+RPTFE,SS316
Connection:  Lug
Size:  3″-24″
Pressure: Class150,Class300
Flange standard:    ASME B16.5 Class150,Class300; EN1092 PN16, PN25, PN40






    Description

    High Performance Butterfly Valve Lug Series

    The Lug Series High Performance Butterfly Valves is designed to excel in high-pressure applications, providing a cost-effective solution for industry professionals requiring bubble-tight shut-off. Engineered with an eccentric disc and offset shaft, this valve incorporates a flexible-lip sealing system within a lightweight, compact body. The resulting superior performance, durability, and ease of operation set it apart from other valves in the market.

    Advanced Design & Materials

    The Lug Series valve boasts several key design features that contribute to enhanced performance and durability:

    • One-piece stem design with ISO 5211 square drive: Ensures optimal valve control and excellent torque transmission.
    • ISO 5211 direct mounting flange on the valve body: Allows for seamless actuator integration, simplifying actuator mounting and reducing installation time.
    • Double offset disc: Reduces valve torque, leading to smooth and efficient operation.
    • Extended neck for pipe insulation: Accommodates temperature fluctuations and protects the stem seal, extending the valve’s service life.

    The valve’s construction uses high-quality materials to ensure strength, reliability, and longevity. These materials include:

    • Multiply rows of RPTFE chevron for soft seat valve: Provides resilient sealing and enhanced resistance to wear and tear.
    • Graphite chevron for fire safe and metallic seat: Ensures superior sealing performance, even under high-temperature, high-pressure conditions.

    Easy Installation & Maintenance

    The Lug Series valve incorporates numerous features that make it easy to install, maintain, and operate, saving both time and resources. Notable features include:

    • Easy-adjust gland packing: Accessible even with the actuator mounted in place, allowing for convenient adjustment and reduced downtime.
    • Belleville washers on the gland nut: Offer reliable primary sealing between shaft and packing, ensuring tight shut-off and reduced maintenance.
    • Retaining ring: Serves as both stem blowout proof and ensures even pressure on packing, enhancing sealing performance.
    • Pin-less shaft to disc connection: Makes valve assembly and parts replacement convenient and reliable, even in corrosive environments.
    • Seat retainer: Supports the seat, allowing for easy changeout, reducing maintenance efforts.

    Compatibility & Efficiency

    This Lug High Performance Butterfly Valve is designed with compatibility in mind, incorporating features such as:

    • ISO 5211 square drive and direct mounting flange: Facilitate easy pairing with pneumatic actuators, simplifying installation and ensuring compatibility with various actuator types.
    • Self-energized seat: Prolongs service life and minimizes maintenance requirements, increasing cost efficiency.

    In summary, the Lug Series High Performance Butterfly Valve is an ideal choice for professionals seeking optimal performance in high-pressure applications, thanks to its advanced design, quality materials, ease of operation, and compatibility options. Offering numerous advantages over competing valves, this valve’s superior sealing capabilities, durability, and efficiency make it a smart investment for your industrial needs.

    high performance Lug Butterfly Valves

    Lug High Performance Butterfly Valves

    PARTS LIST AND MATERIAL SPECIFICATION

    No. Part name Material
    1 Body WCB CF8M
    2 Disc CF8* CF8M*
    3 Seat RPTFE,SS316+RPTFE,SS316
    4 Shaft 17-4 PHSS,1.4462
    5 Packing gland CF8
    6 Bottom cover Same as body
    7 Cover seal Graphite
    8 Thrust washer SS316
    9 Seat retainer WCB CF8M
    10 Gasket RPTFE, Graphite
    11 Retaining ring SS304
    12 Packing RPTFE, Graphite
    13 Packing ring SS316
    14 Bearing SS316+PTFE
    15 Thrust bearing SS316
    16 Key SS316
    17 Bolt SS316
    18 Bolt SS304
    19 Bolt SS304
    20 Nut SS304
    21 Belleville washer SS304
    *Supersonic spray welding of different materials on sealing surface of metal seating valve according to requirements

    TECHNICAL DATA

    Connection Lug
    Size 3″-24″
    Pressure Class150,Class300
    Flange standard ASME B16.5 Class150,Class300; EN1092 PN16, PN25, PN40
    Face to face API 609 Category B valve Wafer
    Pressure test API 598
    Temperature PTFE seat -29°C to +200°C,metal seat -29°C to +400°C
    Operator Lever,Gear box,Pneumatic actuator,Electric actuator

    CLASS 150LB

    SIZE A B C D D1 E Top Flange G L WT(kg)
    DN INCH Class150
    50 2″ 126 79 13.5 92 123 11 F05 45 43 5
    65 2 1/2″ 126 87 13.5 105 150 11 F05 45 46 6
    80 3″ 145 100 17.5 130 156 11 F07 72 48 8
    100 4″ 170 124 17.5 157 218 14 F07 91 54 10
    125 5″ 185 144 17.5 186 241 14 F07 114 57 15
    150 6″ 203 150 18.5 216 264 17 F10 145 57 20
    200 8″ 239 186 24.5 269 325 22 F10 192 64 23
    250 10″ 275 226 24.5 324 394 22 F10 240 71 42
    300 12″ 307 251 30 380 471 27 F12 285 81 60
    350 14″ 337 294 30 416 520 27 F12 328 92 100
    400 16″ 368 320 30 476 585 27 F14 373 102 155
    450 18″ 406 341 39 534 625 36 F16 422 114 200
    500 20″ 442 383 49 588 693 46 F16 470 127 270
    600 24″ 493 442 49 692 807 46 F25 570 154 420

    CLASS 300LB

    SIZE A B C D D1 E Top Flange G L WT(kg)
    DN INCH Class300
    50 2″ 126 79 13.5 92 155 11 F05 45 43 6
    65 2 1/2″ 126 87 13.5 105 178 11 F05 45 46 7
    80 3″ 145 100 17.5 130 199 11 F07 72 48 10
    100 4″ 170 124 17.5 157 243 14 F07 91 54 12
    125 5″ 185 144 17.5 186 265 14 F07 114 57 18
    150 6″ 203 150 18.5 216 312 17 F10 145 57 25
    200 8″ 257 204 24.5 269 370 22 F10 192 73 40
    250 10″ 288 238 30 324 438 27 F12 240 83 65
    300 12″ 330 268 30 380 512 27 F12 285 92 100
    350 14″ 337 294 39 416 579 36 F14 320 117 200
    400 16″ 368 320 49 476 643 46 F16 363 133 260
    450 18″ 406 341 49 534 705 46 F16 400 149 380
    500 20″ 442 383 49 588 769 46 F25 450 159 470
    600 24″ 500 442 58 692 908 55 F25 550 181 780


    FAQs

    What is a high performance butterfly valve?

    A High Performance Butterfly Valve is a pivotal device in advanced flow control systems, meticulously designed to operate with unyielding precision and robustness under high-pressure and high-temperature scenarios. Embodying the pinnacle of valve manufacturing innovation, these valves are distinguished by their durability and versatility, capable of excelling in on/off and throttling service applications across a diverse array of industries.

    Constructed using premium materials that adhere to industry-specific certifications, our High Performance Butterfly Valves feature a disc mechanism which pivots on a sturdy stem, allowing for swift and secure flow regulation. The precision-engineered disc optimizes flow characteristics and minimizes pressure drops, delivering a performance that commands respect within the sector.

    Can a high performance butterfly valve handle high pressures and temperatures?

    High Performance Butterfly Valves are quintessential for industries requiring control mechanisms that can endure the rigors of high pressures and temperatures. Our valves are precision-engineered to operate reliably within an extensive range of demanding conditions, asserting their dominance in the market as the preferred solution for severe service applications.

    Are there any industry standards or certifications for high performance butterfly valves?

    In the sphere of high performance butterfly valve manufacturing, adherence to industry standards and possessing authoritative certifications is not merely a matter of compliance, but a testament to our unwavering dedication to quality, safety, and performance. Our products are meticulously crafted to meet, if not surpass, the rigorous benchmarks set forth by esteemed institutions and standardization bodies.

    The American Water Works Association (AWWA) C519-18 High-Performance Waterworks Butterfly Valve Standard establishes the minimum requisites for high-performance butterfly valves ranging in size from 3 inches (75 mm) to 60 inches (1,500 mm), delineating the criteria for myriad body constructions and materials to ensure optimal functionality within waterworks systems

    Our commitment to excellence is also reflected through our compliance with the American Bureau of Shipping (ABS), where our valves are rigorously assessed to certify their reliability in maritime applications

    Furthermore, we uphold internationally recognized standards such as ISO 9001, signifying our allegiance to quality management systems, and ISO 14001, underscoring our pledge to environmental stewardship
    In the echelons of high-stake industries such as petrochemicals and natural gas, our products are deemed API 607 Fire Safe

    Butterfly valve ASME ANSI 150LB flange size

    NPSDNODPCBBoltn-bolt
    1/2DN158960.5164
    3/4DN209969.8164
    1DN2510879.2164
    11/4DN3211788.9164
    11/2DN4012798.6164
    2DN50152120.6194
    21/2DN65178139.7194
    3DN80190152.4194
    31/2(DN90)216177.8198
    4DN100229190.5198
    5DN125254215.922.58
    6DN150279241.322.58
    8DN200343298.422.58
    10DN25040636225.512
    12DN300483431.825.512
    14DN350533476.228.512
    16DN400597539.828.516
    18DN450635577.83216
    20DN5006936353220
    22(DN550)749692.23520
    24DN600813749.33520

    Butterfly valve ASME ANSI 300LB flange size

    NPSDNODPCBBoltn-bolt
    1/2DN159566.5164
    3/4DN2011782.6194
    1DN2512488.9194
    11/4DN3213398.6194
    11/2DN40155114.322.54
    2DN50165127198
    21/2DN65190149.422.58
    3DN80210168.122.58
    31/2(DN90)229184.222.58
    4DN100254200.222.58
    5DN12527923522.58
    6DN150318269.722.512
    8DN200381330.225.512
    10DN250444387.428.516
    12DN300521450.83216
    14DN350584514.43220
    16DN400648571.53520
    18DN450711628.63524
    20DN500775685.83524
    22(DN550)8387434124
    24DN600914812.84124