DIN571 Hexagon Head Wood Screws System 1

DIN571 Hexagon Head Wood Screws

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Loading Port:: China Main Port

Payment Terms:: TT OR LC

Min Order Qty:: -

Supply Capability:: 10000000 piece/ pieces per month pc/month

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Product Description

Product Name	DIN571 Hexagon Head Wood Screws
Material	Carbon Steel, Stainless Steel 201/ 304/ 316 or others.
Size	M3--M8, Length could be as request.
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
4. Competitive Factory Price
5. Fast Delivery

1. Reliable Supplier

2. High Quality

3. Standard Producing Technology

4. Competitive Factory Price

5. Fast Delivery

Product Picture：

DIN571 Hexagon Head Wood Screws

Q: What is the meaning of the screw and the 4 and 8?: Screw should be written on the 4.8 bar, 4.8 on behalf of the strength level

Q: Thank you for your support: The inner tooth type flat anti-skid pad is used in the mechanical combination to fasten the vibration resistant sealing components!

Q: What is a screw? What is a nail? What is the concept? What is the difference!: The screw is a threaded stud that is fastened to two objects, with a threaded screw in the column, usually screwed and nailed. Machine nail is used for mechanical attack on the use of a good thread, or with nuts used to fasten the product, according to the material requirements have a certain force. The range of screws is wide, the nail is just one of the screws inside.

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: A tightened screwdriver has been damaged, that is, the cross into a round mouth, and now I need to get it out for a new one, is there any way to take it out?: If the screw nail head on the outside, you can use the hacksaw saw a word again, and then use a relatively large one screwdriver out, if it is Shen head head, only slowly with a file to do, and then screwdriver.

Q: There are some screws, is installed in the electrical, power, electronic products on the material, ask how to correctly install the screws?: Expansion screw installation method to expand the screw on the ground or wall holes in the hole, with a wrench to tighten the nuts on the expansion bolts, bolts to go out, while the outside of the metal sleeve is not moving, so the bolt under the bulk of the metal Set up to keep it full of holes, this time, the expansion of the bolt on the expansion of the expansion screw is to make the duct support, hanging, bracket fixed to the wall, the floor, the column used in a special thread connection Pieces. Consists of countersunk head bolts, expansion tubes, flat washers, spring mats and hex nuts. When used, you must first use the impact of electric drill (hammer) in the fixed body on the corresponding size of the hole, then the bolt, expansion tube into the hole, tighten the nut to bolts, expansion tube, the installation and expansion between the fixed body Tight into one. Expansion of the expansion of the principle of expansion of screws is to use the pull out of the slope to promote the expansion of friction caused by clamping force, to achieve a fixed effect. Screw head is a thread, a vertebral. Outside the package of a metal, metal cylinder half of a number of incision, put them together thrown into the hole in the wall, and then lock the nut, Luo mother pull out the screw, the vertebral pull into the metal cylinder, metal cylinder was Open up, so tightly fixed on the wall, generally used for fence, rain Peng, air conditioning and other cement, brick and other materials on the fastening. But its fixation is not very reliable, if the load has a greater vibration, may be loose, it is not recommended for the installation of ceiling fans and so on.

Q: Is it hard to heat the fasteners?: Heat treatment mainly refers to the dipped fire. Dip the fire is not dipped into the water, is the oil. So the quality of oil, dipped in the temperature of the fire, dipped in the fire time are demanding Moreover, some special requirements need to double the fire, the difficulty is indeed great. In addition, heat treatment often take into account the requirements of the next step surface treatment, so have to consider

Q: What does the screw m4x6 mean?: Mark the problem if the 6 M4 screws should be marked 6XM4; if the 6mm long M4 screws should be marked M4XL6. On these two possibilities, you consider yourself now

Q: What fasteners are manufacturers in China?: (13) Ningbo Xingyi Fasteners Co., Ltd. (14) Fu Ao Auto Parts Co., Ltd. Fasteners Branch;(15) Dongfeng Automobile Fastener Co., Ltd.