DIN915 Hexagon Socket Set Screws with Dog Point

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Product Description

Product Name	DIN915 Hexagon Socket Set Screws with Dog Point
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：

DIN915 Hexagon Socket Set Screws with Dog Point

Q: What are the advantages and disadvantages of car audio modification, wood washer and plastic washer?: Wenzhou M-Zone car life museum is divided into three washers: wood plywood and MDF are afraid of water especially the density board see water expansion but it is waterproof brush OK advantage is that can make we want the other there is no resonance ha plastic washer! Disadvantage is the other fixed look may be a bit difficult to modify the advantages of super resonance waterproof

Q: How do you choose the appropriate gasket for bolt or screw connection?: Bolt or screw connection according to its specifications (usually nominal diameter) to choose the appropriate gasket.The specifications of the corresponding gaskets are corresponding to the specifications of the screw bolts.Bolt: a type of fastener consisting of two parts, the head and the screw (with the outer thread of the cylinder), which must be matched with the nut to fasten the connection between the two parts with a through hole.Because the bolt is also a kind of railway accessories, railway accessories is an integral part of the railway line, which refers to the rail, including rail, sleeper, connecting parts, ballast, anti climbing equipment, rail support and switches, etc..As a whole engineering structure, the track is laid on the roadbed, and it plays a guiding role in the train operation, and it directly bears the great pressure of the locomotive and its load. Under the dynamic action of the train, its various components must have enough strength and stability, ensure the train in accordance with the provisions of the highest speed, safe, stable and uninterrupted operation.

Q: What is the difference between gaskets and seals?: The washer is used to protect the surface of the connector from the nut and the pressure of the dispersed nut on the connecting piece. Sealing ring to prevent leakage of lubricating oil and foreign invasion.

Q: Screw M is mechanical teeth, tapping is what?: Screw M is the size of the screw, can not use the nominal judge whether the screw is a mechanical screw or self-tapping screws. Metric tapping screws are marked directly above the name Tapping Type.

Q: A194 GR3 is what style fasteners: GR3 is GRADE 3 abbreviation, A194 GR3 is carbon steel red or cold beat nut, the minimum tempering temperature of 565 degrees. High pressure and high temperature conditions with the bolt alloy steel nut.

Q: For the commonly used standard parts, for some of the quality of good or bad, how to distinguish,: The appearance of a color, thread through the rules, type size, such as head high, diagonal, opposite, thread length and so on. Mechanical properties include tensile strength, core hardness, decarburization, carburizing, and the like.

Q: Very urgent, please help a lot. I do not have any advanced tools, only the screwdriver or something: Find the same impact with the screw cross the size of the mold head, with a hammer hit the impact of the screwdriver can be removed to cross the brush almost screwed. The

Q: What are all the fasteners?: Under the national standard 13 categories: are studs, nuts, screws, bolts, washers, retaining rings, pins, wood screws, tapping screws, rivets, welding nails, assemblies and connecting vice, innovative and non-standard products

Q: What's the meaning of the "200HV" of the gasket material? Is that the hardness level? What materials are usually chosen? Know predecessors please advice, younger brother is not very grateful!!!: Washer / gasket material bar indicates that 200HV is the material mechanical performance grade for steel 200HV.Example: standard series, nominal size d=8mm, performance grade 200HV, without surface treatment of flat washers: washers GB97.1 - 858 200HVA 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.

Q: In the design, the bolt connection is necessary to have a gasket?: The bolt must not install gasket, join many planes and automobiles and ships, wind turbines, atomic energy equipment is not installed gasket, everywhere is whether heavy vehicles or small bolts on the wheel without gasket. Gasket is the name of the washer, flat washers, special washers, spring washers, washers, washers. Installed not installed gasket, what gasket, depending on the specific design requirements, to have the basis of choice. In general, the position of the bolt hole is very high, the bolt hole diameter is relatively small, with close to that level of reaming hole, install flat washer is unnecessary, it does not have the nut friction. For those with very rough hole bolt connection, such as with M12 bolt hole diameter of 16mm, 18mm, it should be installed flat washer. This connection is often a lap of the steel frame, the location of poor manual drilling equipment. The automobile gear box is usually a hole on the production line and the position of the hole is high, and the bolt hole with the gap is relatively small, do not install the washer, otherwise the smaller contact area of the nut, the bolt is easy to loose.

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