Fasteners: Thread Forming Screws with Different Length

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Ningbo
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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
Productsbolt,screw,nut,washer,pin,rivet and non-standard fastener
SizeStandard and Non-standard according to drawing or samples
Machinesauto 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
Material1.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 FinishingZn- 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 TreatmentTempering,Hardening,Spheroidizing,Stress Relieving.
StandardISO,GB,DIN,JIS,ANSI,BSW
Manufacture ProcessHeading/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 time10-15 working days as usual,It will based on the detailed order quantity.
Carton size36*24*16 CM &36*24*12 CM
Pallet size110*100*90 CM
Warrantywe confirm our goods will satisfy your request of 100%
After sales servicewe will follow up goods for every customer and help solve problem after sales.

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Q:Screws, bolts, screws, what is the difference between the three ah?
Screws and bolts have a clear professional terminology, there is a clear distinction, should not be arbitrarily named. Screw and bolt classification has more than 100 national standards, only the standard of the screw there are 92, the standard too much, not convenient memory, not listed one by one, but there are rules to follow, you can simply distinguish: all round And fasteners made of threaded rods are called screws. It must be screwed with a screwdriver, a slotted countersunk head screw, a countersunk head screw, a hexagon socket head screw, a hexagon socket head screw, etc. Set screws, all kinds of set screws, do not take off screws, axial screws; all kinds of knurled screws (with knurled without tools to tighten); there are wood screws and tapping screws and so on. Fasteners with hex head, square head and threaded rod are called bolts.
Q:How did the scrHow did the screw become round?ew become round?
(1) in the screwdriver head pad things such as double-sided adhesive, non-woven fabrics, etc. If there is no condition, then the paper can be, so you can increase the friction. (2) with a small amount of 502 glue into the screw hole, and then screw into the screw, and so the glue after the solid tip and then use the tip of the screw to pull out the screw (only the screwdriver is not afraid of causing screw teeth). (3) fruit screw cap exposed, you can use the tip of the clamp clamp screw cap after the screw. (4) the general mobile phone screws are metal, the case is plastic, not screw down when the time. You can use the tip of the screw into the screw cap, the metal screws to screw the plastic around the plastic melting, with the tip of the clamp clamp, gently pull out! You can also force down the screws about 1 mm (be careful not to engage in the chassis), you can solve the problem of loose screws. (5) so little the screw is not easy to get, my father had to repair the original bike screw method, with a small electric drill in the middle of the screw to play a not deep hole, and then find an anti-silk tap into the (must Anti-wire tap, it is difficult to find, to go to a large measuring blade cutting shop), you can unscrew the.
Q:What is the difference between Chinese-made screws and US screws?
China-made screws are metric, American screws are American Standard or British
Q:What is a screw? What is a nail? What is the concept? What is the difference!
The screw is a screw, a small cylindrical or conical metal rod with threaded parts, with a slotted or pocketed head, used alone. 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:Is the tail screw? If it is mainly used in what place? If not what are they different?
Yes, can be directly set in the material, the basic material on the drilling, mainly used in the steel structure of the color steel tile can also be used for simple construction of thin plate fixed.
Q:How does the screw twist?
The screw does not come out is generally caused by rust. Welding handle or heating is a commonly used method of disassembly, but the small size of the screw is not applicable; preferably with kerosene infiltration for several hours, and then use the vibration method of twisting
Q:What is the effect of the screw?
The machine screw is mainly used for a fastening screw hole part, with a through hole between the parts of the fastening connection, no need to match the nut (this connection is called the screw connection, also belong to the detachable connection; Used in conjunction with nuts for fastening connections between two parts with through holes.) Also the most common screws.
Q:Is the screw a bevel?
Belong to, the slope is equal to the thread pitch than the upper circumference of the screw
Q:Why the screw thread more closely, spin into the more effort?
Screw thread more dense, indicating the screw thread deep and shallow, the screw in the advance the resistance of the smaller, when the spin naturally more effort.
Q:What does the screw mean?
Handsome, please express what you mean "another meaning" What does the meaning of the screw seems to have the following meaning, please brother reference 1. true screw 2. eat the kind, such as fried screw 3. kiss

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