Ordinary Discount Unf Allen Bolts - DIN 6921 Hexagon Flange Bolts – Tiancong

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Ordinary Discount Unf Allen Bolts - DIN 6921 Hexagon Flange Bolts – Tiancong Detail:

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Product parameters

Screw Thread d M5 M6 M8 M10 M12 M14 M16 M20
P Pitch Coarse thread 0.8 1 1.25 1.5 1.75 2 2 2.5
Fine thread-1 / / 1 1.25 1.5 1.5 1.5 1.5
Fine thread-2 / / / 1 1.25 / / /
b L≤125 16 18 22 26 30 34 38 46
125<L≤200 / / 28 32 36 40 44 52
L>200 / / / / / / 57 65
c min 1 1.1 1.2 1.5 1.8 2.1 2.4 3
da Form A max 5.7 6.8 9.2 11.2 13.7 15.7 17.7 22.4
Form B max 6.2 7.4 10 12.6 15.2 17.7 20.7 25.7
dc max 11.8 14.2 18 22.3 26.6 30.5 35 43
ds max 5 6 8 10 12 14 16 20
min 4.82 5.82 7.78 9.78 11.73 13.73 15.73 19.67
du max 5.5 6.6 9 11 13.5 15.5 17.5 22
dw min 9.8 12.2 15.8 19.6 23.8 27.6 31.9 39.9
e min 8.71 10.95 14.26 16.5 17.62 19.86 23.15 29.87
f max 1.4 2 2 2 3 3 3 4
k max 5.4 6.6 8.1 9.2 11.5 12.8 14.4 17.1
k1 min 2 2.5 3.2 3.6 4.6 5.1 5.8 6.8
r1 min 0.25 0.4 0.4 0.4 0.6 0.6 0.6 0.8
r2 max 0.3 0.4 0.5 0.6 0.7 0.9 1 1.2
r3 min 0.1 0.1 0.15 0.2 0.25 0.3 0.35 0.4
r4 3 3.4 4.3 4.3 6.4 6.4 6.4 8.5
s max=nominal size 8 10 13 15 16 18 21 27
min 7.78 9.78 12.73 14.73 15.73 17.73 20.67 26.67
t max 0.15 0.2 0.25 0.3 0.35 0.45 0.5 0.65
min 0.05 0.05 0.1 0.15 0.15 0.2 0.25 0.3

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Ordinary Discount Unf Allen Bolts - DIN 6921 Hexagon Flange Bolts – Tiancong detail pictures

Ordinary Discount Unf Allen Bolts - DIN 6921 Hexagon Flange Bolts – Tiancong detail pictures


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We believe that long term partnership is a result of high quality, value added service, rich experience and personal contact for Ordinary Discount Unf Allen Bolts - DIN 6921 Hexagon Flange Bolts – Tiancong, The product will supply to all over the world, such as: Panama, Philippines, Malaysia, Our products are exported worldwide. Our customers are always satisfied with our reliable quality, customer-oriented services and competitive prices. Our mission is "to continue to earn your loyalty by dedicating our efforts to the constant improvement of our items and services in order to ensure the satisfaction of our end-users, customers, employees, suppliers and the worldwide communities in which we cooperate".
  • The company's products very well, we have purchased and cooperated many times, fair price and assured quality, in short, this is a trustworthy company!
    5 Stars By Christina from Orlando - 2018.12.14 15:26
    The factory can meet continuously developing economic and market needs, so that their products are widely recognized and trusted, and that's why we chose this company.
    5 Stars By Eden from Paraguay - 2017.11.11 11:41