Factory Free sample Machine Bolts - ISO7380 Stainless Steel Hex Socket Pan Head Screw SUS304 SUS316 – Hongji
Factory Free sample Machine Bolts - ISO7380 Stainless Steel Hex Socket Pan Head Screw SUS304 SUS316 – Hongji
Factory Free sample Machine Bolts - ISO7380 Stainless Steel Hex Socket Pan Head Screw SUS304 SUS316 – Hongji Detail:
Description
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|
d |
M3 |
M4 |
M5 |
M6 |
M8 |
M10 |
M12 |
M16 |
|
|
P |
Pitch |
0.5 |
0.7 |
0.8 |
1 |
1.25 |
1.5 |
1.75 |
2 |
|
a |
Max |
1 |
1.4 |
1.6 |
2 |
2.5 |
3 |
3.5 |
4 |
|
Min |
0.5 |
0.7 |
0.8 |
1 |
1.25 |
1.5 |
1.75 |
2 |
|
|
dk |
Max |
5.7 |
7.6 |
9.5 |
10.5 |
14 |
17.5 |
21 |
28 |
|
Min |
5.4 |
7.24 |
9.14 |
10.07 |
13.57 |
17.07 |
20.48 |
27.48 |
|
|
e |
Min |
2.303 |
2.873 |
3.443 |
4.583 |
5.723 |
6.863 |
9.149 |
11.429 |
|
k |
Max |
1.65 |
2.2 |
2.75 |
3.3 |
4.4 |
5.5 |
6.6 |
8.8 |
|
Min |
1.4 |
1.95 |
2.5 |
3 |
4.1 |
5.2 |
6.24 |
8.44 |
|
|
s |
Nominal |
2 |
2.5 |
3 |
4 |
5 |
6 |
8 |
10 |
|
Max |
2.08 |
2.58 |
3.08 |
4.095 |
5.14 |
6.14 |
8.175 |
10.175 |
|
|
Min |
2.02 |
2.52 |
3.02 |
4.02 |
5.02 |
6.02 |
8.025 |
10.025 |
|
|
t |
Min |
1.04 |
1.3 |
1.56 |
2.08 |
2.6 |
3.12 |
4.16 |
5.2 |
|
Minimum tension load(N) |
8.8Grade |
3220 |
5620 |
9080 |
12900 |
23400 |
37100 |
53900 |
100000 |
|
10.9Grade |
4180 |
7300 |
11800 |
16700 |
30500 |
48200 |
70200 |
130000 |
|
|
12.9Grade |
4910 |
8506 |
13800 |
19600 |
35700 |
56600 |
82400 |
154000 |
|
Detail drawing
What’s Round Head Hex Socket Head Screw?
The standard of Round Head Hex Socket Head Screw is ISO 7380. The definition of hexagon socket flat round head screw refers to a screw with a hexagon socket and a flat round head head. The professional name of the screw industry is called flat cup, which is a relatively simple overview. It is also called hexagon socket round cup, socket socket flat head bolt. There are many names, but the content is the same.
There are two kinds of materials for hexagon socket head dome screws. These two are commonly used materials, including stainless steel and carbon steel. For carbon steel, we generally refer to iron. Carbon steel is divided into grades of hardness, including low-carbon steel. Medium carbon steel and high carbon steel. Therefore, the strength grades of hexagon socket head cap screws are 4.8, 8.8, 10.9, and 12.9.
If the hexagon socket head flat head screw is iron, it generally needs to be electroplated. Electroplating is divided into environmental protection and non-environmental protection. Non-environmental protection is ordinary electroplating. The environmentally friendly ones include environmentally friendly blue zinc, environmentally friendly colored zinc, environmentally friendly nickel, and environmentally friendly white zinc, etc. The non-environmentally friendly electroplating includes black zinc, white zinc, color zinc, white nickel, black nickel, and black cladding.
Packing
The packaging of the socket head cap screws is the box and the outer box by default.
About us
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Product detail pictures:
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"Sincerity, Innovation, Rigorousness, and Efficiency" would be the persistent conception of our corporation to the long-term to establish collectively with customers for mutual reciprocity and mutual benefit for Factory Free sample Machine Bolts - ISO7380 Stainless Steel Hex Socket Pan Head Screw SUS304 SUS316 – Hongji , The product will supply to all over the world, such as: Leicester, Slovakia, Spain, We hope we can establish long-term cooperation with all of the customers, and hope we can improve competitiveness and achieve the win-win situation together with the customers. We sincerely welcome the customers from all over the world to contact us for anything you need to have!Welcome all customers both at home and abroad to visit our factory. We hope to have win-win business relationships with you, and create a better tomorrow.
By Denise from Portugal - 2017.11.20 15:58
Perfect services, quality products and competitive prices, we have work many times, every time is delighted, wish continue to maintain!
By Eileen from Sevilla - 2018.06.03 10:17
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