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Standard Hardware Nuts Bolts M4 Metric Fine Thread Plastic Hex Nuts DIN 934

Categories Hardware Nuts Bolts
Brand Name: VDL
Model Number: PCNM4
Certification: ISO
Place of Origin: China
MOQ: Negotiation
Price: Negotiation
Payment Terms: L/C, T/T, Western Union , Paypal
Supply Ability: 500 , 000 pcs per month
Delivery Time: 30 days
Packaging Details: 20000 pcs each carton in bulk with dimension 20 X 22 X25 cm , 600 cartons to a 20 ft container
Material: Plastic
Fire Resistance: UL 94V-0
Standard: DIN 934
Specification: M4
Hardness: HB 15
Tensile Strength: MPa 103
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    Standard Hardware Nuts Bolts M4 Metric Fine Thread Plastic Hex Nuts DIN 934


    Standard Hardware Nuts Bolts M4 Metric Fine Thread Plastic Hex Nuts DIN 934 ​


    Standard plastic PC hex nuts with hexagonal profile and a threaded hole in the centre to secure pieces with a threaded bolt or screw , no burrs and sharp edges hard surface and high tensile strength for wide applications .


    Material


    Hex Nuts are made from plastic PC (Polycarbonate)


    Class for fire resistance


    UL94V-0


    Key Features


    Corrosion resistance


    Resistance to fire


    Wear proof


    Resistance to high temperature and low temperature


    High light transmittance


    High tensile strength


    Physical Performance


    Density ( g/cm3)1.2
    Water absorption %0.1~0.15
    Shrinkage %0.1~0.2

    Mechanical Property


    Tensile strength MPa103
    Compressive strength at 20% tension kgf/mm280
    Elongation at break %3
    Bending strength MPa165
    Modulus of elasticity for bending MPa8270
    Notched Impact Strength MPa(kgf/mm)110
    Hardness HR90
    Modulus of elasticity for tension MPa2280

    Thermal Performance


    Heat distortion temperature ℃115~127
    coefficient of linear expansion k0.00007
    Normal working temperature ℃110~130
    Brittle temperature ℃-100
    Melting temperature ℃130
    Pyrogenic decomposition temperature ℃350

    Electrical Performance


    Specific volume resistance Ω·cm1E + 18
    Heat conduction W/m.K0.13~0.2
    Dielectric constant3

    Specification


    Thread diameterM4
    Height H3.5
    Width F7.0
    Pitch0.7
    Width across corner G8

    All sizes are in millimeter


    Tolerances


    General size tolerances are ±0.1 – 0.2 mm , and according to ISO 2768 for unmarked tolerances .


    Thread diameterM4
    Thread length±0.2
    Head height±0.1
    Head diameter±0.1

    All sizes are in millimeter


    Characteristics


    High resistant impact


    Perfect electrical performance


    Odorless with environment protection


    Low shrinkage

    Generally , it is 0.1%~0.2%


    Stable dimensions


    High refractivity

    Refractivity is 1.578 based on ISO 489 standard


    Good thermal stability

    PC parts can work in -100℃ to 130℃


    Fine shininess


    Inhibiting bacterial


    Fire resistance

    The grade for fire resistance is UL94V-0 without any additive


    Hard with good elongation


    Perfect apparent performance

    Transparency is up to 90% .


    Good insulation


    Resistance to corrosion

    Plastic PC hex nuts are resistant to acid , salty , oil and alcohol .


    Wide working temperature

    Plastic PC hex nuts can be operated from -100℃ to 130℃ and brittle temperature below -100℃


    Application

    Plastic PC hex nuts normally to be used with a threaded shaft or screws to secure objects , a vast application in many fields like medical equipment ,electrics ,vessel ,precise meter and instrument ,aerospace .


    Additional Specifications



    dmse
    1.61.33.23.41
    21.644.32
    2.5255.45
    32.45.56.01
    43.277.66
    54.788.79
    65.21011.05
    86.81314.38
    108.41617.77
    1210.81820.03
    1614.82426.75
    2083032.95

    Note : we accept customized sizes for plastic PC hex nuts .

    Quality Standard Hardware Nuts Bolts M4 Metric Fine Thread Plastic Hex Nuts DIN 934 for sale
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