Material: | Carbon Steel |
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Type: | Hexagon Head |
Connection: | Common Bolt |
Samples: |
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Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: | |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
ISO7414 - M22 - Class8 - Black Oxide |
(Samples with surface treatment of Black )
Materrial and surface teatment can be replaced with as below:
Mechnical Property | Material | Surface Treatment |
Class5 /6 / 8/ 10 /12 | C45 40Cr 35CrMo 42CrMo |
♦Plain+oil ♦Zinc Plated ♦Black Oxide ♦Phosphate ♦Dacromet ♦Geomet |
Packing way: 25kg/carton, 1.5tons-2.5tons / pallet ; or as requested by buyer.
If you want know more information, pls contact with us.
P.S.: Please contact us to re-quote the exact price before placing an order, due to material price is unstable.
d | M20 | M22 | M24 | M27 | M30 | M36 |
P | 2.5 | 2.5 | 3 | 3 | 3.5 | 4 |
da | 21.6-20 | 23.8-22 | 25.9-24 | 28.2-27 | 32.4-30 | 38.9-36 |
dw min | 31.4 | 33.3 | 38 | 42.8 | 46.5 | 55.9 |
e min | 37.29 | 39.55 | 45.2 | 50.85 | 55.37 | 66.44 |
m | 18-16.9 | 19.4-18. | 21.5-20.2 | 23.8-22.5 | 25.6-24.3 | 31-29.4 |
mw min | 13.52 | 14.48 | 16.16 | 18 | 19.44 | 23.52 |
c | 0.8-0.2 | 0.8-0.2 | 0.8-0.2 | 0.8-0.2 | 0.8-0.2 | 0.8-0.2 |
s | 34-33 | 36-35 | 41-40 | 46-45 | 50-49 | 60-58.8 |
Our Factory Introduction |
Development History
Suppliers with verified business licenses