| brand | Made in China | Material | SS 201/304/316 |
| name | Spring washers | Surface | Stainless steel color |
| standard | GB/DIN934/DIN933 | Packaging | Plastic Box/Paper Box |
| size | size=Inner diameter | ||
h:Washer thickness
d:Washer inner diameter
b:Washer width
dk:Washer outer diameter
| Specification | M1.6 | M2 | M2.5 | M3 | M4 | M5 | M6 | M8 | M10 | M12 | M14 | M16 |
| Inner diameter(d) | 1.66 | 2. 22 | 2. 72 | 3.3 | 4.2 | 5.3 | 6.53 | 8.35 | 10.6 | 12.5 | 14.5 | 16.5 |
| thickness(h) | 0.55 | 0.49 | 0.64 | 0.8 | 1.1 | 1.3 | 1.6 | 2.1 | 2. 56 | 3.1 | 3.62 | 4.12 |
| Cutting height(H) | 0.88 | 1.1 | 1.52 | 1.92 | 2. 52 | 2.83 | 3.81 | 4.63 | 5.82 | 6. 92 | 6. 72 | 9.21 |
| Outer diameter (dk) | 2.9 | 3.3 | 4.3 | 5.1 | 6.4 | 8 | 9.8 | 13 | 15 | 18 | 22 | 25 |
| Specification | M18 | M20 | M22 | M24 | M27 | M30 | H33 | M36 | M39 | M42 | M45 | M48 |
| Inner diameter(d) | 18.63 | 20.83 | 22.84 | 24. 73 | 27. 93 | 30.83 | 33.96 | 36.84 | 39. 84 | 42.83 | 45.83 | 48.9 |
| thickness(h) | 4.52 | 4.93 | 5.61 | 5.93 | 6.83 | 7.5 | 8.5 | 8.96 | 10.1 | 10.5 | 10.95 | 12 |
| Cutting height(H) | 10.12 | 11.3 | 12.52 | 13.5 | 15.21 | 16. 73 | 19.52 | 20.3 | 23.1 | 24.32 | 25.3 | 26 |
| Outer diameter (dk) | 27.5 | 30.9 | 34 | 36.8 | 41.3 | 46 | 51 |
 CustomizableCompletespecifications,can be customizedaccording to customer's required specifications andquantity |
 Ensure quality Made of new materials, environmentally friendly and non-toxic, high hardness and durable
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Jinan Hongsheng Industry &Commercial Development Co., Ltd. is a manufacturer specializing in the production of various fasteners. The company is located in jinan, Shandong Province, one of the main fastener production bases in China, with superior geographical location and convenient transportation, and can directly reach Qingdao Port and Tianjin Port. The company covers an area of 1000 square meters, More than 10 employees, owns more than 10 high-end CNC punch machines, can produce stamping washers and various customized stamping parts, and more than 10 cold heading machines, which can produce nuts, bolts, studs, screws, rivets and other fasteners used in various industries such as automobiles, electrical equipment, construction, machinery, furniture, etc. The annual output of the company exceeds 30000 tons, and about 70% of its products are exported to Europe, America, Australia, Africa, Southeast Asia and other regions. Our products are produced in strict accordance with DIN
1) Bag packaging, or according to your requirements
2) Carton packaging
3) Tray packaging
4) Customized packaging
1. Welcome OEM/ODM
2. Make samples until you are satisfied
3. Provide a production plan to ensure that you understand each process
4. Provide professional one-on-one services
5. Check each item one by one before shipping
Q1: Are you a factory or trading company?
A: We are professional manufacturer of fasteners, and we have our own factory that can provide the most favorable prices.
Q2: What is your main products and material supply?
A: Our main products are bolts, screws, nuts, studs, washers, rivets, and other non-standard fasteners. The commonly used
materials for our products include carbon steel, stainless steel, alloy steel, copper, etc., or according to your needs.
Q3: Do you have enough outputs?
A: We have enough stock in warehouses with abundant capital. We offer 24-hour services.
Q4: How to ensure that every process's quality?
A: Every process will be checked by our quality inspection department which insures every product's quality.
Q5: I need a customized fastener, but it's not on your website. What do I do?
A: Please send us your request along with detailed drawings or photos, and we will provide you with the corresponding quotation.
Q6: Can you provide some samples?
A: Of course, we can provide samples according to your needs, but you need to pay for the courier fee.
Q7: What products can you customize?
A: There are many, such as bolt nut ,screw and washer.
