Basic Info.
DIN912 Hexagon Socket Cap Screw
A screw used for the relative position of a stationary machine. When used, the fastening screw is screwed into the screw hole of the mechanical parts to be fixed, and the end of the screw is pressed on the surface of the other mechanical parts, even if the former piece is fixed on the rear parts. Slotted and hexagon tightening screws are used for parts which are not exposed to the nail head, and the square head fastening screws are suitable for the parts which are allowed to be exposed by the nail head. The clamping force of the screws is the minimum of slotted screws, the largest square head screws, and the hexagon screws are centered. The taper end screws are suitable for the mechanical parts with small strength, and the taper end screws are suitable for the parts of the concave pits on the pressing surface. To increase the capacity of the transfer load, the flat-end screws (the pressure surface should be flat) and the concave end screws, are suitable for the hardness of the larger or often adjust the position of the parts; Long cylindrical end screws apply to tubular shafts (thin-walled pieces, The cylindrical end enters the hole in the tubular shaft to convey a larger load, but it should be used with a device to prevent loose screws.
| Material |
Carbon Steel/ Alloy Steel/ Stainless Steel |
| Surface Treatment |
Zinc Plated, Black Oxide, Nicked, HDG, Chromat, Polished |
| Grade |
4.8/ 8.8/ 10.9/ 12.9 Ect |
| Size |
M2-M64 |
| Length |
2-300mm |
| Thread |
Coarse, Fine |
| Standard |
DIN, ASME, ASNI, ISO, JIS |
| Packing |
Bubble Bags, Carton, Pallet |
| Application |
Building Industry Machiner |
|
|
| |
Thread Size
d |
| M1.4 |
M1.6 |
M2 |
M2.5 |
M3 |
M4 |
M5 |
M6 |
M8 |
M10 |
M12 |
(M14) |
M16 |
(M18) |
M20 |
|
| P |
Pitch |
Coarse thread |
| Fine thread pitch-1 |
| Fine thread pitch-2 |
| dk |
plain head |
max |
| knurled heads |
max |
| min |
| da |
max |
| ds |
max |
| min |
| e |
min |
| k |
max |
| min |
| s |
Nominal Size |
| min |
| max |
| t |
min |
| w |
min |
|
| 0.3 |
0.35 |
0.4 |
0.45 |
0.5 |
0.7 |
0.8 |
1 |
1.25 |
1.5 |
1.75 |
2 |
2 |
2.5 |
2.5 |
| - |
- |
- |
- |
- |
- |
- |
- |
1 |
1.25 |
1.25 |
1.5 |
1.5 |
1.5 |
1.5 |
| - |
- |
- |
- |
- |
- |
- |
- |
- |
1 |
1.5 |
- |
- |
2 |
2 |
| 2.6 |
3 |
3.8 |
4.5 |
5.5 |
7 |
8.5 |
10 |
13 |
16 |
18 |
21 |
24 |
27 |
30 |
| 2.74 |
3.14 |
3.98 |
4.68 |
5.68 |
7.22 |
8.72 |
10.22 |
13.27 |
16.27 |
18.27 |
21.33 |
24.33 |
27.33 |
30.33 |
| 2.46 |
2.86 |
3.62 |
4.32 |
5.32 |
6.78 |
8.28 |
9.78 |
12.73 |
15.73 |
17.73 |
20.67 |
23.67 |
26.67 |
29.67 |
| 1.8 |
2 |
2.6 |
3.1 |
3.6 |
4.7 |
5.7 |
6.8 |
9.2 |
11.2 |
13.7 |
15.7 |
17.7 |
20.2 |
22.4 |
| 1.4 |
1.6 |
2 |
2.5 |
3 |
4 |
5 |
6 |
8 |
10 |
12 |
14 |
16 |
18 |
20 |
| 1.26 |
1.46 |
1.86 |
2.36 |
2.86 |
3.82 |
4.82 |
5.82 |
7.78 |
9.78 |
11.73 |
13.73 |
15.73 |
17.73 |
19.67 |
| 1.5 |
1.73 |
1.73 |
2.3 |
2.87 |
3.44 |
4.58 |
5.72 |
6.86 |
9.15 |
11.43 |
13.72 |
16 |
16 |
19.44 |
| 1.4 |
1.6 |
2 |
2.5 |
3 |
4 |
5 |
6 |
8 |
10 |
12 |
14 |
16 |
18 |
20 |
| 1.26 |
1.46 |
1.86 |
2.36 |
2.86 |
3.82 |
4.82 |
5.7 |
7.64 |
9.64 |
11.57 |
13.57 |
15.57 |
17.57 |
19.48 |
| 1.3 |
1.5 |
1.5 |
2 |
2.5 |
3 |
4 |
5 |
6 |
8 |
10 |
12 |
14 |
14 |
17 |
| 1.32 |
1.52 |
1.52 |
2.02 |
2.52 |
3.02 |
4.02 |
5.02 |
6.02 |
8.025 |
10.025 |
12.032 |
14.032 |
14.032 |
17.05 |
| 1.36 |
1.56 |
1.56 |
2.06 |
2.58 |
3.08 |
4.095 |
5.14 |
6.14 |
8.175 |
10.175 |
12.212 |
14.212 |
14.212 |
17.23 |
| 0.6 |
0.7 |
1 |
1.1 |
1.3 |
2 |
2.5 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
| 0.5 |
0.55 |
0.55 |
0.85 |
1.15 |
1.4 |
1.9 |
2.3 |
3 |
4 |
4.8 |
5.8 |
6.8 |
7.8 |
8.6 |
|
| Weight of per 1000 steel products(≈kg) |
|
| - |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
|
|
|
| - |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
|
Thread Size
d |
| (M22) |
M24 |
(M27) |
M30 |
(M33) |
M36 |
M42 |
M48 |
M56 |
M64 |
M72 |
M80 |
M90 |
M100 |
|
| P |
Pitch |
Coarse thread |
| Fine thread pitch-1 |
| Fine thread pitch-2 |
| dk |
plain head |
max |
| knurled heads |
max |
| min |
| da |
max |
| ds |
max |
| min |
| e |
min |
| k |
max |
| min |
| s |
Nominal Size |
| min |
| max |
| t |
min |
| w |
min |
|
| 2.5 |
3 |
3 |
3.5 |
3.5 |
4 |
4.5 |
5 |
5.5 |
6 |
6 |
6 |
6 |
6 |
| 1.5 |
2 |
2 |
2 |
2 |
3 |
3 |
3 |
4 |
4 |
4 |
4 |
4 |
4 |
| 2 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
| 33 |
36 |
40 |
45 |
50 |
54 |
63 |
72 |
84 |
96 |
108 |
120 |
135 |
150 |
| 33.39 |
36.39 |
40.39 |
45.39 |
50.39 |
54.46 |
63.46 |
72.46 |
84.54 |
96.54 |
108.54 |
120.54 |
135.63 |
150.63 |
| 32.61 |
35.61 |
39.61 |
44.61 |
49.61 |
53.54 |
62.54 |
71.54 |
83.46 |
95.46 |
107.46 |
119.46 |
134.37 |
149.37 |
| 24.4 |
26.4 |
30.4 |
33.4 |
36.4 |
39.4 |
45.5 |
52.6 |
63 |
71 |
79 |
87 |
97 |
107 |
| 22 |
24 |
27 |
30 |
33 |
36 |
42 |
48 |
56 |
64 |
72 |
80 |
90 |
100 |
| 21.67 |
23.67 |
26.67 |
29.67 |
32.61 |
35.61 |
41.61 |
47.61 |
55.54 |
63.54 |
71.54 |
79.54 |
89.46 |
99.46 |
| 19.44 |
21.73 |
21.73 |
25.15 |
27.43 |
30.85 |
36.57 |
41.13 |
46.83 |
52.53 |
62.81 |
74.21 |
85.61 |
97.04 |
| 22 |
24 |
27 |
30 |
33 |
36 |
42 |
48 |
56 |
64 |
72 |
80 |
90 |
100 |
| 21.48 |
23.48 |
26.48 |
29.48 |
32.38 |
35.38 |
41.38 |
47.38 |
55.26 |
63.26 |
71.26 |
79.26 |
89.13 |
99.13 |
| 17 |
19 |
19 |
22 |
24 |
27 |
32 |
36 |
41 |
46 |
55 |
65 |
75 |
85 |
| 17.05 |
19.065 |
19.065 |
22.065 |
24.065 |
27.065 |
32.08 |
36.08 |
41.08 |
46.08 |
55.1 |
65.1 |
75.1 |
85.12 |
| 17.23 |
19.275 |
19.275 |
22.275 |
24.275 |
27.275 |
32.33 |
36.33 |
41.33 |
46.33 |
55.4 |
65.4 |
75.4 |
85.47 |
| 11 |
12 |
13.5 |
15.5 |
18 |
19 |
24 |
28 |
34 |
38 |
43 |
48 |
54 |
60 |
| 9.4 |
10.4 |
11.9 |
13.1 |
13.5 |
15.3 |
16.3 |
17.5 |
19 |
22 |
25 |
27 |
32 |
34 |
|
| Weight of per 1000 steel products(≈kg) |
|
| - |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
|
|
|
| - |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
|
,For size ≤ M4, the point need not be chamfered.
,e min = 1.14 * S min
,Norminal lengths above 300 mm shall be in 20 mm steps.
,L-b ≥ 3P (P:Coarse thread pitch)
,Material:
a)Steel, Property class: ≤M39: 8.8,10.9,12.9;> M39: as agreed. Standard DIN ISO 898-1
b)Stainless steel, Property class: ≤M20: A2-70,A4-70;> M20≤M39: A2-50, A4-50;≤M39: C3;> M39: as agreed. Standard ISO 3506, DIN 267-11
c)Non-ferrous metal by standard DIN 267-18 |
About us:
Handan Qijing Fastener Manufacture Co., Ltd.,established in 1994,is located in Yongnian district,Handan city,Hebei province,China. For over ten years of production and export experience, our products has been best-selling in Europe, the United States, the Middle East and Southeast Asia. The products are manufactured by more functions machine, which is brought in domestic and foreign well-known enterprises. The products made are fully compatible with the international standards, well received by domestic and foreign customers.
Qijing Fastener is not only a highly recognized fastener supplier but the problem solver. We are solemnly committed to offer high-quality products, fast turnaround time , reasonable price and attentive,professional service. In addition, we sincerely help our clients solve all the fastener problems during their purchase. It is our mission to help our clients to be more prominent and successful in their market.
Company mission:
The mission of Handan Qijing Fastener Manufacture Co., Ltd.is to be a leading provider of high quality fasteners and genuine customer service to the global markets.With fast delivery and competitive product prices, We committed to satisfy our clients requirements as promised. We hope to build strong business relationship with all the clients with genuine, attentive, efficient and professional service.
Company vision
To help our customer be more prominent in heavy industry,
To promote Qijing to be an international famous brand .
COMPANY CORE VALUES:
1. Customer Focus: We understand that our company's development relies on our clients' success. Therefore from fastener producing to purchase procedure, we strictly standby a set of customer-focus policy to satisfy our clients' requirements and help them be more prominent in their market.
2. Credibility: As a professional fastener company, we win our clients' trust with credibility. We offer our fastener products and service as promised. When we say it ,we mean it.
3. Devotion: Our staff work with values of professionalism and passion. During daily work, all of us give priority to the interests of company and take responsible for our own posts. We keep close eyes on every link of the production and export process.
4. Cooperation: Cooperation is a traditional culture in our company. Each of the staff is willing to integrate the group,where we cooperate with each other to achieve the goal. We enjoy helping our colleagues and being helped.
5. Innovation: W e know that the survival and development of a company is based on innovation. Aimed to become a top fastener manufacturer and supplier, we consistently survey and research the fastener market changes and focus on develop new products. Facing new changes of international business, we spare no effort to analyse them, adjust our service and satisfy our clients' needs.
6. Professionalism: Professionalism equals high-quality products and professionalism equals win orders. Thus it is a strict regulation for all the staff. Before beginning to work, every employee should gain adequate post training and pass the examination. we have to to reflect our mistakes in our work every week to become a professional one.
Why choose us?
1.Rich Experience
We have over ten years fastener production and export experience. We know how to meet our clients' requirements. As a trustworthy supplier,we are also a problem solver. And we have successfully help all our clients find solutions to their urgent problems during fastener purchase.
2.Zero complaints
Our company offers highly recognizable fastener products and creates a set of unique customer service concepts: genuine ,attentive, efficient and professional. Since the first day we set up the strong and sustainable business relationship with clients from over 50 countries ,we have not received any complaints.
3. High-quality products
Our company's core value is QUALITY IS OUR LIEF. During the production process,our workers keep close eyes on every link, from raw material buying to the fastener coating.and all the products must be tested before they come to our customer. Our aim is zero defection. Once you choose us, you will find our products are beyond your expectation.
4. After-sale service.
For after-sale stage, our service team always keep close contact with you and always stand by at your service. Our warranty is 12 months after delivery. If there is any defect about our products and our service, please keep us informed. We will deal with them unconditionally.
| FAQ |
| 1) What is your main products? |
| Threaded rod, Hex bolt, Hex Nut, Flat washer, Screws, Anchors, Blind rivet, etc |
| 2) Do you have MOQ for your product? |
| It depends on sizes, Usually 200 kgs to 1000 kgs. |
| 3) How about your delivery time? |
| From 7 days to 75 days, depends on your sizes and quantity. |
| 4) What is your payment term? |
| T/T, LC, DP, etc. |
| 5) Can you send me a price list? |
| Due to a lot of kinds of fasteners, we quote prices accoridng to sizes, quantity, packing only. |
| 6) Can you provide samples? |
| Sure, free sampls will be provided |
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