High Performance S31803 S32750 S32760 Stud Bolts - DIN6921 Flange Bolt Carbon Steel White Zinc Plated Galvanized Grade 8.8 10.9 12.9 – Hongji
High Performance S31803 S32750 S32760 Stud Bolts - DIN6921 Flange Bolt Carbon Steel White Zinc Plated Galvanized Grade 8.8 10.9 12.9 – Hongji
High Performance S31803 S32750 S32760 Stud Bolts - DIN6921 Flange Bolt Carbon Steel White Zinc Plated Galvanized Grade 8.8 10.9 12.9 – Hongji Detail:
Description
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| d | M5 | M6 | M8 | M10 | M12 | M14 | M16 | M20 | ||||
| P | Pitch | Coarse | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 | ||
| Fine thread1 | / | / | 1 | 1.25 | 1.5 | 1.5 | 1.5 | 1.5 | ||||
| Fine thread2 | / | / | / | 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 | Type A | Max | 5.7 | 6.8 | 9.2 | 11.2 | 13.7 | 15.7 | 17.7 | 22.4 | ||
| Type 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 | 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 | ||||
Detail description
Flange bolts. According to the thread classification of Metric standard and ASME standard, according to the head shape it has flat head and concave head. Flat bottom and serrated bottom can be assigned according to the appearance of the bottom of the head. The common grade is 8.8, 10.9 and 12.9, and the American grade is Grade 5 and Grade 8. Materials are 304 stainless steel, 316 stainless steel, 35K, 45# steel, 10B21, 40Cr, 35CrMo, etc. And we also provide customized service, the head side and flange diameter and head mark can be customized, the minimum order weight is 1000 kg or equivalent quantity.
Flange bolt is composed of hexagonal head and flange plate, its “support area to stress area word ratio” is greater than the ordinary bolt, so this bolt can bear higher preload, anti-loose performance is also better, so it is widely used in automobile engines, heavy machinery and other products.
There are Metric standard, size from M6-M20 and UN standard, size from 1/4″-3/4″. Most of them have stock in warehouse.
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Our products are broadly identified and trustworthy by people and may meet continually modifying financial and social requires of High Performance S31803 S32750 S32760 Stud Bolts - DIN6921 Flange Bolt Carbon Steel White Zinc Plated Galvanized Grade 8.8 10.9 12.9 – Hongji , The product will supply to all over the world, such as: Casablanca, Liberia, Ukraine, Our production have been exported to more than 30 countries and regions as first hand source with lowest price. We sincerely welcome customers from both at home and abroad to come to negotiate business with us.
By Fanny from Mali - 2017.11.01 17:04
The sales manager is very patient, we communicated about three days before we decided to cooperate, finally, we are very satisfied with this cooperation!
By Maxine from Vietnam - 2017.10.27 12:12
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