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Din7991 Allen countersunk head screw
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The company has advanced high-speed cold heading machine machinery and equipment and automatic mesh belt furnace heat treatment production line, mainly producing bolts, nuts, washers, fully threaded studs, anchors, screws and DIN, BSW, ANIS, MS.Our factory also provides OEM, so we can provide you with the best quality and preferential prices.
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Product introduction
Title：Din7991 Allen countersunk head screw
Size：M5-M50
Length：20mm-500mm
GRADE：4.8/8.8/10.9/12.9
Material：carbon steel/stainless steel
Surface treatment：natural color/black/galvanized/hot-dip galvanized/Dacromet/Teflon, etc
Standard：DIN/ISO/ANSI/BS/AS/GOST/EN
Packaging：bags/cardboard boxes/wooden pallets/customer needs
| Thread specification | M3 | M4 | M5 | M6 | M8 | M10 | M12 | (M14) | M16 | (M18) | M20 | (M22) | M24 | |
| d | ||||||||||||||
| P | pitch | 0.5 | 0.7 | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 | 2.5 | 2.5 | 3 |
| a | toll.(+2) | 90° | 90° | 90° | 90° | 90° | 90° | 90° | 90° | 90° | 90° | 90° | 60° | 60° |
| b | L≤125 | 12 | 14 | 16 | 18 | twenty two | 26 | 30 | 34 | 38 | 42 | 46 | 50 | 54 |
| 125＜L ≤ 200 | / | / | / | twenty four | 28 | 32 | 36 | 40 | 44 | 48 | 52 | 56 | 60 | |
| L＞200 | / | / | / | / | / | 45 | 49 | 53 | 57 | 61 | 65 | 69 | 73 | |
| dk | max = nominal | 6 | 8 | 10 | 12 | 16 | 20 | twenty four | 27 | 30 | 33 | 36 | 36 | 39 |
| minimum | 5.7 | 7.64 | 9.64 | 11.57 | 15.57 | 19.48 | 23.48 | 26.48 | 29.48 | 32.38 | 35.38 | 35.38 | 38.38 | |
| ds | max = nominal | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | twenty two | twenty four |
| minimum | 2.86 | 3.82 | 4.82 | 5.82 | 7.78 | 9.78 | 11.73 | 13.73 | 15.73 | 17.73 | 19.67 | 21.67 | 23.67 | |
| and | minimum | 2.3 | 2.87 | 3.44 | 4.58 | 5.72 | 6.86 | 9.15 | 11.43 | 11.43 | 13.72 | 13.72 | 16 | 16 |
| k | maximum value | 1.7 | 2.3 | 2.8 | 3.3 | 4.4 | 5.5 | 6.5 | 7 | 7.5 | 8 | 8.5 | 13.1 | 14 |
| s | Nominal | 2 | 2.5 | 3 | 4 | 5 | 6 | 8 | 10 | 10 | 12 | 12 | 14 | 14 |
| minimum | 2.02 | 2.52 | 3.02 | 4.02 | 5.02 | 6.02 | 8.025 | 10.025 | 10.025 | 12.032 | 12.032 | 14.032 | 14.032 | |
| maximum value | 2.1 | 2.6 | 3.1 | 4.12 | 5.14 | 6.14 | 8.175 | 10.175 | 10.175 | 12.212 | 12.212 | 14.212 | 14.212 | |
| t | max = nominal | 1.2 | 1.8 | 2.3 | 2.5 | 3.5 | 4.4 | 4.6 | 4.8 | 5.3 | 5.5 | 5.9 | 8.8 | 10.3 |
| minimum | 0.95 | 1.55 | 2.05 | 2.25 | 3.2 | 4.1 | 4.3 | 4.5 | 5 | 5.2 | 5.6 | 8.44 | 9.87 | |
| Thousand pieces of steel weight ≈kg | - | - | - | - | - | - | - | - | - | - | - | - | - | |
| thread length b | - | - | - | - | - | - | - | - | - | - | - | - | - | |
The Din7991 Allen countersunk head screw is a remarkable fastening element. It has a distinct countersunk head that allows it to sit flush with the surface, creating a sleek and seamless finish. The Allen drive provides a secure and efficient means of tightening.
This screw is crafted in accordance with the Din7991 standard, ensuring superior quality and performance. It is made from durable materials that are resistant to corrosion and wear.
The Din7991 Allen countersunk head screw finds extensive applications in various industries, such as construction, furniture making, and automotive. Its countersunk design is ideal for situations where a flush appearance is desired.
The precise engineering and threading of this screw ensure a snug and reliable fit. It offers excellent holding power, keeping components firmly in place. It is suitable for both lightweight and heavy-duty applications.
Whether used in complex assemblies or simple installations, the Din7991 Allen countersunk head screw is a trusted choice. It combines functionality with aesthetics, adding to the overall quality and durability of the projects it is used in. Its reliable fastening capabilities make it an essential component for achieving stable and long-lasting connections.
Company introduction
Handan Wangsheng Fastener Co., Ltd. was officially established in 2007 and islocated in Handan City, Hebei Province, China's largest fastener production base.The enterprise covers an area of over 7000 square meters, employs over 200 peopleand has more than 100 advanced production equipment in China. lt is a modernfastener manufacturing enterprise that integrates production and manufacturinge-commerce operation, and intelligent warehousing.
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Production process
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Mainly produces bolts, nuts, washers, full threaded studs, anchor bolts, screws with DIN, BSW, ANIS, MS.
CONTACT US
Yongnian District, Handan City S318 Hebei Province rural credit Cooperative (Yuehua Road) southeast about 170 meters
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