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High Strength Grade 4.8 8.8 10.9 12.9 Yellow Zinc Plated DIN316 Butterfly Wing Bolts Featured Image
  • High Strength Grade 4.8 8.8 10.9 12.9 Yellow Zinc Plated DIN316 Butterfly Wing Bolts
  • High Strength Grade 4.8 8.8 10.9 12.9 Yellow Zinc Plated DIN316 Butterfly Wing Bolts
  • High Strength Grade 4.8 8.8 10.9 12.9 Yellow Zinc Plated DIN316 Butterfly Wing Bolts
  • High Strength Grade 4.8 8.8 10.9 12.9 Yellow Zinc Plated DIN316 Butterfly Wing Bolts
  • High Strength Grade 4.8 8.8 10.9 12.9 Yellow Zinc Plated DIN316 Butterfly Wing Bolts
  • High Strength Grade 4.8 8.8 10.9 12.9 Yellow Zinc Plated DIN316 Butterfly Wing Bolts
  • High Strength Grade 4.8 8.8 10.9 12.9 Yellow Zinc Plated DIN316 Butterfly Wing Bolts
  • High Strength Grade 4.8 8.8 10.9 12.9 Yellow Zinc Plated DIN316 Butterfly Wing Bolts
  • High Strength Grade 4.8 8.8 10.9 12.9 Yellow Zinc Plated DIN316 Butterfly Wing Bolts
  • High Strength Grade 4.8 8.8 10.9 12.9 Yellow Zinc Plated DIN316 Butterfly Wing Bolts

High Strength Grade 4.8 8.8 10.9 12.9 Yellow Zinc Plated DIN316 Butterfly Wing Bolts


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    High Strength Grade 4.8 8.8 10.9 12.9 Yellow Zinc Plated DIN316 Butterf ( (10)
    Name Wing bolts
    Standards DIN ISO ANC BSW JIS etc.
    Size M3-M50
    Length 15-500
    Materials Carbon Steel/Stainless Steel
    Strength level 4.8 8.8 10.9 12.9 A2-70 A4-70 A4-80
    Surface finish ZPHDGBLACKDacromet etc.
    Samples Available
    High Strength Grade 4.8 8.8 10.9 12.9 Yellow Zinc Plated DIN316 Butterf (
    High Strength Grade 4.8 8.8 10.9 12.9 Yellow Zinc Plated DIN316 Butterf ( (9)
    High Strength Grade 4.8 8.8 10.9 12.9 Yellow Zinc Plated DIN316 Butterf ( (8)
    High Strength Grade 4.8 8.8 10.9 12.9 Yellow Zinc Plated DIN316 Butterf ( (7)

    Product Standards

    detail8
    Wing Bolts Thumb screws DIN 316
    thread size M4 M5 M6 M8 M10 M12 M16 M20 M24
    d
    P pitch 0.7 0.8 1 1.25 1.5 1.75 2 2.5 3
    dk maximum value 8 11 13 16 20 twenty three 29 35 44
    minimum 6 8 10 13 17 20 26 32 41
    d 3 maximum value 7 9 11 12.5 16.5 19.5 twenty three 29 37.5
    minimum 5.5 7.5 9 10.5 14.5 17.5 twenty one 27 35
    n maximum value 20 26 33 39 51 65 73 90 110
    minimum 18 twenty four 30 36 48 62 70 86 106
    h 1 maximum value 1.9 2.3 2.3 2.8 4.4 4.9 6.4 6.9 9.4
    minimum 1.1 1.5 1.5 2 3.6 4.1 5.6 6.1 8.6
    h 2 maximum value 2.3 2.8 3.3 4.4 5.4 6.4 7.5 8 10.5
    minimum 1.7 2.3 2.7 3.6 4.6 5.6 6.5 7 9.5
    H maximum value 10.5 13 17 20 25 33.5 37.5 46.5 56.5
    minimum 8.5 11 15 18 twenty three 31 35 44 53.5
    k maximum value 4.6 6.5 8 10 12 14 17 twenty one 25
    minimum 3.2 4 5 6.5 8 10 13 16 20

    About Us

    Dabang Fasteners is a wholly-owned subsidiary of Hebei Chengyi Engineering Materials Co., Ltd.
    Our parent company has 21 years experience in fastener production and is ISO9001 ISO14001 ISO45001 SGS certified.
    We focus on providing customers with competitive products that meet user needs.
    --- Factory price, saving 15-30% of the middleman price difference.
    --- exporting to 154 countries, accumulatively serving 1800+ customers, rich export experience
    --- 5000 tons in stock, up to 3000 tons per month, average delivery time 7-20 days.
    --- After-sales team of 25 people, solve all after-sales problems

    0 Risk Commitment
    --- If the product quality and packaging problems are found after receiving the goods,
    help solve the problem and unconditionally compensate the loss within 30 days.

    Our added value
    --- In China, provide you with free factory inspection services.

    about_us2

    Factory Introduction

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    Production Process

    process21

    Packing and Shipping

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    Certificate

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    Exhibition/partner Photos

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