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High Strength Grade 4.8 8.8 10.9 12.9 Steel Galvanized White Blue Zinc Plated DIN3570 U Bolts Featured Image
  • High Strength Grade 4.8 8.8 10.9 12.9 Steel Galvanized White Blue Zinc Plated DIN3570 U Bolts
  • High Strength Grade 4.8 8.8 10.9 12.9 Steel Galvanized White Blue Zinc Plated DIN3570 U Bolts
  • High Strength Grade 4.8 8.8 10.9 12.9 Steel Galvanized White Blue Zinc Plated DIN3570 U Bolts
  • High Strength Grade 4.8 8.8 10.9 12.9 Steel Galvanized White Blue Zinc Plated DIN3570 U Bolts
  • High Strength Grade 4.8 8.8 10.9 12.9 Steel Galvanized White Blue Zinc Plated DIN3570 U Bolts
  • High Strength Grade 4.8 8.8 10.9 12.9 Steel Galvanized White Blue Zinc Plated DIN3570 U Bolts
  • High Strength Grade 4.8 8.8 10.9 12.9 Steel Galvanized White Blue Zinc Plated DIN3570 U Bolts
  • High Strength Grade 4.8 8.8 10.9 12.9 Steel Galvanized White Blue Zinc Plated DIN3570 U Bolts
  • High Strength Grade 4.8 8.8 10.9 12.9 Steel Galvanized White Blue Zinc Plated DIN3570 U Bolts
  • High Strength Grade 4.8 8.8 10.9 12.9 Steel Galvanized White Blue Zinc Plated DIN3570 U Bolts
  • High Strength Grade 4.8 8.8 10.9 12.9 Steel Galvanized White Blue Zinc Plated DIN3570 U Bolts

High Strength Grade 4.8 8.8 10.9 12.9 Steel Galvanized White Blue Zinc Plated DIN3570 U Bolts


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    High Strength Grade 4.8 8.8 10.9 12.9 Steel Galvanized White Blue (1)
    Name U 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 Steel Galvanized White Blue (1)
    High Strength Grade 4.8 8.8 10.9 12.9 Steel Galvanized White Blue ( (6)
    High Strength Grade 4.8 8.8 10.9 12.9 Steel Galvanized White Blue ( (5)
    High Strength Grade 4.8 8.8 10.9 12.9 Steel Galvanized White Blue ( (2)

    Product Standards

    detail10
    U-bolts - bow clamps for pipes of nominal diameter 20 to 500 DIN 3570
    Nominal diameter 30 38 46 52 64 82 94 120 148
    d
    d 1 25~26.9 30~33.7 38~42.4 44.5~48.3 57~60.3 76.1 88.9 108~114.3 133~139.7
    d 1 Applicable pipe size Metric 20 25 32 40 50 65 80 100 125
    d 1 Imperial 3/4" 1" 1 1/4" 1 1/2" 2" 2 1/2" 3" 4" -
    b ① 40 40 50 50 50 50 50 60 60
    ds 10 10 10 10 12 12 12 16 16
    d 3 M10 M10 M10 M10 M12 M12 M12 M16 M16
    L ① 70 76 86 92 109 125 138 - -
    L 1 28 31 37 40 49 57 66 171 191
    n 40 48 56 62 76 94 106 136 164
    100 pieces weight (steel)≈kg Type A 9.4 10.5 12 12.9 22.2 25.9 28.8 64 72.7
    Type B 6.8 7.7 9 9.7 16.8 19.8 22.4 - -
    Nominal diameter 176 202 228 282 332 378 428 530
    d
    d 1 159~168.3 (191)~193.7 216~219.1 267~273 318~323.9 355.6~368 406.4~419 508~521
    d 1 Applicable pipe size Metric 150 -175 200 250 300 350 400 500
    d 1 Imperial - - - - - - - -
    b ① 60 60 70 70 70 70 70 70
    ds 16 16 20 20 20 twenty four twenty four twenty four
    d 3 M16 M16 M20 M20 M20 M24 M24 M24
    L ① - - - - - - - -
    L 1 217 249 283 334 385 435 487 589
    n 192 218 248 302 352 402 452 554
    100 pieces weight (steel)≈kg Type A 83.4 95.8 169.8 202.8 235 382 429 522
    Type B - - - - - - - -

    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

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    Packing and Shipping

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    Certificate

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    Exhibition/partner Photos

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