DIN985 Self-locking Hexagon Nut M3 -M20

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Product Description

Product Name	DIN985 Self-locking Hexagon Nut M3 -M20
Material	Carbon Steel, Stainless Steel 201/ 304/ 316 or others.
Size	M3--M20
Standard Model	DIN ANSI JIS ASTM
Min Order	1000piece/ pieces

Packaging & Shipping

Packing	Inner Box + Carton Box + Pallet or Under Your Requirement
Supply capacity	10000000 piece/ pieces per month
Delivery time	5~20 days after deposit
Export market	Asia, America, Europe, Africa, markets.

Our Services

1. Reliable Supplier
2. High Quality
3. Standard Producing Technology
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5. Fast Delivery

1. Reliable Supplier

2. High Quality

3. Standard Producing Technology

4. Competitive Factory Price

5. Fast Delivery

Product Picture：

DIN985 Self-locking Hexagon Nut M3 -M20

Q: The idiom of the screw: Meaning modesty, that their own small insignificant, insignificant but indispensable.

Q: Why do you have to add a spring washer when it comes to the role of ah ah ah: If the screw on a spring washer, screw and screw hole fixed, due to the role of the spring washer spring will greatly reduce the possibility of loosening screws, falling off

Q: Gasket A140 what is the material: Gasket A140 is stainless steel, used in corrosive media environment to do flat washers.Gasket introduction:A part between a connector and a nut. A flat metal ring is generally used to protect the surface of the connecting piece from the nut.Classification:The washer is divided into: -C, flat washer washer -A and grade C, grade -C large washers, washer, flat washer, flat washer, chamfered - - a grade steel structure with high strength washer, spherical washer, taper washers, square taper washers, steel I-beam, square taper washers standard type spring washers, spring washers, light heavy spring washers, lock washers internal teeth serrated lock washers, inner and outer teeth lock washers, serrated lock washers, single ear washers, ears washers, external tab washers, round nuts with washers.

Q: What is the principle of screw: Note that the pole and the screw lift angle of the screwdriver, that is, the slope is almost vertical, because the general thread angle is also 2.5-4 degrees. This is where the leverage principle is applied.

Q: How do you choose the appropriate gasket for bolt or screw connection?: Mainly depends on your needs, such as the bolt is M10, you have to choose the matching. A variety of information can be found from the hardware manual.

Q: In the fastener industry, 1018 refers to what material: Low carbon steel, generally used for the production of self-tapping screws and screws and other low-strength fasteners products. 1018 steel chemical composition percentage: carbon C: 0.17-0.24; manganese Mn: 0.7-1.0; nickel Ni <= 0.25; phosphorus P: <= 0.035; sulfur S: <= 0.035; silicon Si: 0.17-0.37; <= 0.25; copper Cu: <= 0.25 domestic commonly used 18A and 22A material, carbon 0.18%. Domestic steel mills are now used daily SWRCH18A

Q: Who is the information on fasteners ah?: Fastener materials (steel wire, stainless steel wire) Fasteners use tools, fastening systems.

Q: Why are the screws of the screw?: I have not heard the concept of non-standard thread, because the thread is used to assemble, so the lathe in the car thread, the amount of feed and other parameters are given.

Q: How much is a screw?: To see what screwdriver, if it is a small screw, and then you buy more words, a single cost may be a few cents, if it is a single purchase may be more expensive.

Q: Fasteners are used in what areas?: Fasteners are a class of mechanical parts that are used for fastening connections and are widely used. All kinds of fasteners can be seen in all kinds of machinery, equipment, vehicles, ships, railways, bridges, buildings, structures, tools, instruments, instruments and supplies. If the fasteners are removed from reality, many of the equipment,

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