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  • Lok Fitting&Valve
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    Hiflux will go one step further than today

    Lok Fitting&Valve

    It can be applied to various process and system configuration of the whole industry such as plant industry, chemical, water jet, oil, gas, etc

    Lok Type Valve Lok Type Valve - Needle Valve (NVP1)

    Product Name Lok Type Needle Valve (NVP1)
    Max Pressure 5,000psig (345bar) @ 100°F (38℃)
    Temperatures up to 315℃ (600°F)
    Features Live-Loaded Packing System Needle valve with integral bonnet
    Features Stainless Steel 316 material
    Features Suitable for install on the instrument panel or without panels.
    Features Round handle shown, bar handle available

    List

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    Detail view
    Lok Type ValveIt can be applied to various process and system configuration of the whole industry such as plant industry, chemical, water jet, oil, gas, etc

    • Lok Type Valve Needle valve(NVP1)
      • Lok Type Needle Valve (NVP1)
      • Live-Loaded Packing System Needle valve with integral bonnet.
      • Max Pressure : 5,000psig (345bar) @ 100°F (38℃).
      • Temperatures up to 315℃ (600°F).
      • Stainless Steel 316 material.
      • Suitable for install on the instrument panel or without panels.
      • Round handle shown, bar handle available.
      • Packing nut allows external packing adjustment to ensure leak-free packing on stem.
      • Technical Information : [Tubing O.D Hardness]
    HIFLUX Lok Fitting (FLUXLOK) can be applied for various industries such as chemical, petrol chemical, waterjet , fliud research industries, gas and oil industries.
    FeaturesWe will guide you through the product’s features and benefits.
    ico_dot.gif Live-Loaded Packing System Needle valve with integral bonnet.
    lok_sp_vv1b.gif

    ico_dot.gif Max Pressure : 5,000psig (345bar) @ 100°F (38℃).
    ico_dot.gif Temperatures up to 315℃ (600°F).
    ico_dot.gif Stainless Steel 316 Material Body.
    ico_dot.gif Suitable for install on the instrument panel or without panels.
    ico_dot.gif Round handle shown, bar handle available.
    ico_dot.gif Packing nut allows external packing adjustment to ensure leak-free packing on stem.
    ico_dot.gif Technical Information : [ Tubing O.D Hardness]
    SpecificationWe will guide you through the model name, specifications, and dimensions for each product.
    ico_dot.gif As all sizes are for reference, they can be changed without any notification.
    ico_dot.gif Please contact us for details or send to online inquiry, we will give you respond as soon as possible.
    ico_dot.gif For the most effective fitting, it is recommended to use Fitting Accessory and Tubing of HIFLUX.
    StructureWe will guide you through the structure of each product.
    lok fitting

      Component Material
    Material Grade / ASTM Specification
    316SS Copper Steel Alloy
    1 Bar Handle 316SS/A276 -
    Handle Pin, Set screw S17400/A564
    2 Round handle Phenolic with brass insert
    Set screw Nickel cadmium-plated steel
    3 Packing nut 316SS/A276 360/B16 12L14/A108 R405/B164
    4 Cap 304SS/A240, A167
    5 Filling Spring S17700/A693
    6 Filling Cap 316SS/A240, A276, B783
    7 Upper Filling PFA/D3307
    8 Bottom Filling
    9 Bottom Cap 316SS/A240 400/B127
    10 Panel nut 316SS 360/B16 316SS
    11 Regulating stem Chrome-plated
    316SS/A276
    316SS/A276 R405/B164
    12 Vee stem
    13 Soft-seat stem
    Stem tip PCTFE/D1430
    14 Body 316SS/A182 377/B283 11L17/A108 400/B564
    InformationWe will guide you through product details.
    Pressure-Temperature Ratings
    ico_dot.gif 200°F (93°C) max with soft-seat stem with PCTFE stem tip.
    ico_dot.gif 250°F (121°C) max with UHMWPE packing.
    ico_dot.gif 450°F (232°C) max with PFA packing.
    ico_dot.gif 600°F (315°C) max with PEEK packing.

    ASME Grade 2080 N/A 1500
    Meterial Grade 2.2 N/A 3.4
    Meterial Name 316SS Copper Steel Alloy 400
    Temperature, °F (°C) Working Pressure, psig (bar)
    -65 (-53) ~ -20 (-28)
    -20 (-28) ~ 100 (-37)
    200 (93)
    250 (121)
    300 (148)
    5000 (344)
    5000 (344)
    4295 (295)
    4085 (281)
    3875 (266)
    3000 (206)
    3000 (206)
    2350 (161)
    2200 (151)
    2050 (141)
    -
    3000 (206)
    2730 (188)
    2695 (185)
    2660 (183)
    3000 (206)
    3000 (206)
    2640 (181)
    2555 (176)
    2470 (170)
    350 (176)
    400 (204)
    450 (232)
    500 (260)
    600 (315)
    3715 (255)
    3560 (245)
    3435 (236)
    3310 (228)
    3130 (215)
    1470 (101
    390 (26)
    -
    -
    -
    2615 (180)
    -
    -
    -
    -
    2430 (167)
    2390 (164)
    2380 (163)
    2375 (163)
    -
    Testing / Flow Data at 100°F (37°C)
    lok_graph_vv1.gif
    ico_dot.gif Every integral-bonnet needle valve is factory tested with nitrogen at 1,000psig (69 bar)
    ico_dot.gif Seats have a maximum allowable leak rate of 0.1 std cm3/min.
    ico_dot.gif Shell testing is performed to a requirement of no detectable leakage with a liquid leak detector.


    Panel Mounting
    lok_sp_vv1c.gif
    ico_dot.gif Divide
    1. Loosen the handle set screw using an allen key and remove the handle.
    2. Remove the packing nut & panel nut and set aside for later use.
    3. Place the valve bonnet in the panel hole.

    ico_dot.gif Reassembly
    4. 제거했던 패널 너트를 Reassembly 함.
    5. Finger tighten the packing nut on to the valve body
    6. Place the handle on the stem. Align the set screw with the groove on the side of the stem. Tighten the set screw.
    7. Fully close the valve and retract the stem two or three turns before torque the packing nut to the torque valve below.
    AssemblyWe will guide you through the assembly process of fitting and tube.
    lok_sp_asm.gif


    1. Fully insert the tube into the fitting and against the shoulder; rotate the nut finger-tight.
    2. Mark the nut at the 6 o’clock position.
    3. While holding the fitting body steady, tighten the nut one and one-quarter turns to the 9 o’clock position.
    ApplicationCheck out the products applied in various fields.
    ico_dot.gif fluxlok_logo.gifFLUXLOK is brand for Lok fitting of HIFLUX Co., Ltd.
    ico_dot.gif Suitable for chemical, oil refining, research, oil and gas companies, this product is used for various pressures.
    ico_dot.gif Has not torque transition for tubing in installation.
    ico_dot.gif Can be checked and inspected easily during the first installation.

    High-temperature and high-pressure products Chemical oil refining Water jet Oil gas industry Application to various research fields



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