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China Gold Supplier for Allen Key Dome Head Bolts - DIN 6921 Hexagon Flange Bolts – Tiancong

China Gold Supplier for Allen Key Dome Head Bolts - DIN 6921 Hexagon Flange Bolts – Tiancong Featured Image
  • China Gold Supplier for Allen Key Dome Head Bolts - DIN 6921 Hexagon Flange Bolts – Tiancong
  • China Gold Supplier for Allen Key Dome Head Bolts - DIN 6921 Hexagon Flange Bolts – Tiancong

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That has a sound small business credit, great after-sales service and modern production facilities, we've earned an outstanding standing amid our buyers across the earth for , , , Welcome to visit our firm and factory. Be sure to come to feel free to get in touch with us in case you need any additional assistance.
China Gold Supplier for Allen Key Dome Head 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
Product detail pictures:

China Gold Supplier for Allen Key Dome Head Bolts - DIN 6921 Hexagon Flange Bolts – Tiancong detail pictures

China Gold Supplier for Allen Key Dome Head Bolts - DIN 6921 Hexagon Flange Bolts – Tiancong detail pictures

Related Product Guide:
We have our own sales team, design team, technical team, QC team and package team. We have strict quality control procedures for each process. Also, all of our workers are experienced in printing field for China Gold Supplier for Allen Key Dome Head Bolts - DIN 6921 Hexagon Flange Bolts – Tiancong, The product will supply to all over the world, such as: Maldives, Japan, Peru, We pay high attention to customer service, and cherish every customer. We have maintained a strong reputation in the industry for many years. We are honest and work on building a long-term relationship with our customers.
    • The customer service staff's answer is very meticulous, the most important is that the product quality is very good, and packaged carefully, shipped quickly!
    5 Stars By Elsa from Bolivia - 2017.06.19 13:51
    Although we are a small company, we are also respected. Reliable quality, sincere service and good credit, we are honored to be able to work with you!
    5 Stars By Christian from Japan - 2018.06.09 12:42

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