|
Material |
Stainless steel 304,201,410,430,316 |
|
Standard |
DIN,JIS,AISI,GB,BSW,ISO |
|
Size |
M3-M12 or as clients requests |
|
MOQ |
customized products 100,000 pcs, stock products no limit |
|
Supply capacity |
5,000,000 pcs per month |
|
Delivery date |
15-35days after receiving the payment |
|
Packaging |
Bulk cartons,small boxes, color boxes, trays or according to customer requirements |
|
Payment method |
T'T, L/C,Western Union |
|
Trademark |
Yi Feng |
|
Certificate |
IS09001, Material report |
|
Surface treatment |
Grinding and polishing |
|
Application |
Electronic equipment, furniture manufacturing, building construction, automotive industry, household appliances |
Products Description
Screw Washer Combination, as the name suggests, is a screw that is used together. Also called combination screws. It is a combination of a screw with a spring washer and a flat washer that is fastened together by rolling teeth. There are also many types, divided into different head types and washer types. The stability is stronger than the general screw, so it is often used in many occasions.
There are generally four kinds of combination screws:
1. Pan head combination screw, which is divided into large and small pan head combination screw.
2. External hexagon combination screw, which is divided into a cross slot and without a cross slot.
3. Hex socket combination screws.
4. Square pressure line two combination screws.
The Screw Washer Combination is equipped with one more spring washer or flat washer, or spring flat washer than the ordinary screw, and the screw is installed before the rolling tooth, and the washer can not be removed after the rolling tooth.The Screw Washer Combination needs three assemblies to work together, the flat washer is matched, the flat washer will not fall off, and the fastening has become the assembly, so the fastening effect is better, and the mechanical properties are more solid than ordinary screws.
Products Size
Products application
The Screw Washer Combination has perfect fastening pressure line ability, such as supporting high and low voltage contact, high and low voltage air conditioning wiring, so that the electrical current and voltage, power, frequency and performance of the power supply are significantly improved, compared with the traditional separation screw, can save people, labor, time and other advantages. In general, The Screw Washer Combination is widely used in electrical, electrical, mechanical, electronic, household appliances, furniture, boats and so on.
1. Mechanical manufacturing: used to fix machine parts to ensure stable operation of equipment.
2. Construction engineering: used to connect building structural parts, such as steel structure, concrete components, etc.
3. Installation of electronic equipment: used to fix circuit boards, components, etc., to ensure the normal function of electronic equipment.
4. Transportation: used to tighten vehicle parts, such as tires, engines, etc.
FAQ:
Q: Why Did I receive the screw size and the page marked with the tolerance?
A: when making parts, in order to make parts interchangeability, should be in the specified maximum size and the minimum limit size range, the allowable size changes called tolerance, screws will generally have positive and negative tolerances, specific tolerances vary according to the classification of screws, but are within the industry's specified range, specific tolerances please consult online customer service.
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