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Hex Socket Cup Head Stainless Steel Self Tapping Screws UNF 5.5 Thread Fastener

Categories Stainless Steel Metal Screws
Brand Name: VDL
Model Number: SHC0550
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: 5000 pcs per carton in bulk with dimension 20 X 15 X 15 cm , 500 cartons to a 20 ft container
Material: Stainless Steel 304
Finish: Polishing
Hardness: HRC 62
Drive: Hex IN.
Head: Cup
Diameter: 5.5 mm
Pitch/ inch: 11
Length: 50 mm
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    Hex Socket Cup Head Stainless Steel Self Tapping Screws UNF 5.5 Thread Fastener


    Hex Socket Cup Head Stainless Steel Self Tapping Screws UNF 5.5 Thread Fastener


    High tensile strength cup head self tapping screws with self-tapping threads to drill wooden or metal and non-metal sheet without pre-drilling holes , sharp point with 30 degree .


    Cup head self tapping screw has a hex socket and use a hex wrench to operate it ; Coarse full threads to the under head is intended to cut material more deep and secure well .


    ● No burrs


    ● Cost-effective


    ● Bright surface


    ● Eco-friendly


    Material


    Cup head self tapping screws are made of stainless steel with property class 18-8 which with good anti-corrosion performance


    Chemical elements


    CSiMnSPNCrNi
    0.070.0620.0250.040.11910.5

    Physical performance


    Tensile strength ( σb (MPa)535
    Yield Strength σs (MPa)210
    Elongation δ5 (%)50
    Reduction of area ψ (%)65
    Density g/cm3)7.93

    Specification



    Thread diameterd5
    Thread lengthL50
    Head heightH5
    Head diameterD8.5
    Hex socket depth4
    Hex socket width1.9

    Note : all dimensions are millimeters


    Finishing


    FinishingPolish
    StandardRoHS ( 2002/95-EC )
    Thickness3 um
    ColorGrey

    Advantages


    ★ Good ductility


    ★ Torsional resistance


    ★ High tensile strength


    ★ Corrosion resistance


    ★ Long service


    ★ Hard material


    Applications


    Stainless steel cup head self tapping screws are normally used to secure wooden and thin metal or non-metal sheets , especially for furniture ,ceiling board ,chipboard ,widows and doors .


    Tips for use


    1 . Drive cup head self tapping screw in hex wrench


    2 . Operated by hand or electric drill


    3 . A small locating point on sheet before drive screw .


    4 . Do not strike stainless steel screw in hammer


    Packing information for screws


    Size5 x 50
    Weigt kg / 1000 pcs8.5
    QTY / BOX500
    Quality Hex Socket Cup Head Stainless Steel Self Tapping Screws UNF 5.5 Thread Fastener for sale
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