Fasteners: Customized Eye Bolt & Knerled Thumb Screws

Fasteners: Customized Eye Bolt & Knerled Thumb Screws

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Loading Port:: Ningbo

Payment Terms:: TT OR LC

Min Order Qty:: 100000 pc

Supply Capability:: 10000000 pc/month

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Quick Details

Place of Origin: Zhejiang, China (Mainland)
Brand Name: CMAX

Packaging & Delivery

Packaging Details:	box,carton,pallet
Delivery Detail:	30days or advance

Specifications

Thread forming screws

Material:Steel or stainless steel
According to drawing

1,Products Detailes
Products	bolt,screw,nut,washer,pin,rivet and non-standard fastener
Size	Standard and Non-standard according to drawing or samples
Machines	auto pressing machines, automatic heading machine, cold header high-precision surface grinder machine, involantary grinder machines,Digital Micro Vickers Hardness tester, Electrolytic metrical thickness gauge, Vision Measuring Machine,Fischer Scope X-ray Thickness Gauge and so on
Material	1.Stainless Steel: SS201, SS303, SS304, SS316, SS410, SS420
	2,Steel:C45(K1045), C46(K1046),C20
	3.Brass:C36000 ( C26800), C37700 ( HPb59), C38500( HPb58),
	C27200CuZn37), C28000(CuZn40)
	4.Bronze: C51000, C52100, C54400, etc
	5.Iron: 1213, 12L14,1215
	6.Aluminum: Al6061, Al6063 etc
	7,.Carbon steel: C1006,C1010,C1018,C1022,C1035K,C1045
	8, Alloy steel: SCM435,10B21
Surface Finishing	Zn- Plated,Ni-plated,Passivated,Tin-plated,Sandblast and Anodize,Chromate, Polish,Electro Painting,Black Anodize,Plain,Chrome plated,Hot Deep Galvanize(H. D. G. ) etc.

Heat Treatment	Tempering,Hardening,Spheroidizing,Stress Relieving.

Standard	ISO,GB,DIN,JIS,ANSI,BSW

Manufacture Process	Heading/washer assembly/Threading/Secondary machine/heat treatment/plating/Anti-slipping/Baking/QA/Package/Shipping

Sample	we can supply the samples for free,if the samples we have in stock

Lead time	10-15 working days as usual,It will based on the detailed order quantity.

Carton size	362416 CM &362412 CM
Pallet size	11010090 CM
Warranty	we confirm our goods will satisfy your request of 100%


After sales service	we will follow up goods for every customer and help solve problem after sales.

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: What tools are used to remove the screws, the two lines are grooves, the middle of a paragraph is convex: As for the professional name is not clear, probably should be called forked screwdriver it

Q: I'm talking about another thing: Screw is the use of objects of the circular circular rotation and friction of the physical and mathematical principles, step by step to fasten the tools of the tools. Screws are the general terms of fasteners, daily oral language

Q: I would like to know the specifications of the two types of screws models, including length, diameter, diameter and pitch, etc.: M3: pitch: 0.5; diameter: 2.675; diameter: 2.459; outer diameter: 3; length: 6,8,10,12,16,18,20,25,30 (GB5783-86 specified length specifications) M6: Pitch: 1; diameter: 5.350; trail: 4.917; outer diameter: 6; length: 6,8,10,12,16,18,20,25,30,35,40,60. (GB5783-86 specified length specifications)

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: There are some screws, is installed in the electrical, power, electronic products on the material, ask how to correctly install the screws?: A small screw, but has a great impact, how to use a small screw, so that the role of the maximum screw, these are the things we need to learn, we should know that the screws are small, but less screws It is absolutely impossible. We have a good understanding of the correct use of the screw on the method. If we have a screw on our hands, then we can go to understand the characteristics of the screw, you can understand the above raw materials, you can in the specifications, hardness above to understand, we only have a comprehensive understanding of the characteristics of this screw, we To be able to correctly use this screw, otherwise, we will never play a small screw the biggest role.

Q: Also known as screw nails, I want to nail on the board, but there is no way to nail into the hard, how nail?: Wood must use a self-tapping screwdriver, if it is a common machine above the screws can not be nailed to the board above, if the wood is relatively hard, it is recommended to use a drill above the board to play a smaller hole than the self- , So more effort

Q: What is the invention of the screw?: Today, many things are fixed with screws. Look around the house, the eyes see all kinds of things - from furniture to food processors, are connected with screws. The spirits were invented more than 2,000 years ago, but less than 500 years for fixing things.

Q: Inside the hexagonal screws, rather not down, it may be too much screw on the screw too tight has been bad 3 screwdriver screw is too small also one-half of rice grain please help think about ways: Look at the picture that the screw is not damaged, it may be removed. First of all, be sure to use the appropriate six-way wrench, can not use a common font and cross-shaped screwdriver. Second, with the heating method to remove, from the picture point of view around the screw are metal structure, with alcohol torch heating or high-power electric iron local heating, softening the plastic, hot disassembly, should be able to remove.

Q: What is the size of the screw for the wall power switch installation: Concealed switch generally M5 × 30 semi-round head screws, you can also use M4 × 30 tapping screws. Ming installed switch is used M5 expansion with M5's self-tapping screws.

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