DIN7504 Phil Recessed Countersunk head Self-Drilling Tapping Screws

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Product Description

Product Name	DIN7504 Phil Recessed Countersunk head Self-Drilling Tapping Screws
Material	Carbon Steel, Stainless Steel 201/ 304/ 316 or others.
Size	8#-1813 ~ 14#-14125
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：

DIN7504 Phil Recessed Countersunk head Self-Drilling Tapping Screws

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 reason why the rubber washer is small after use?: The quality is not good or lubricating oil and rubber ring reaction

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: how to Flat washer installation: Flat washers are used on both sides, are required to install.

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 is the name of the screw (fastener)?: Screw, it was also called "screw" [screw], "screw" (screw). In fact, the screw is known, and the screws, screw rods are different from each other. Screws are generally called wood screws; is the tip of the kind of tip, pitch larger, generally used to tighten wood parts, plastic parts. Screw is a screw (mechanical screw), is the front of the kind of flat head, pitch is small, uniform, generally used to fasten the metal, machine parts.

Q: Does the fastener include screws?: Fastener fasteners are also known as standard parts on the market and are a generic term for a class of mechanical parts that are used when two or more parts (or components) are tightly connected as a unit. It is characterized by a wide variety of specifications, performance purposes vary, and standardization, serialization, the degree of generalization is very high. Fasteners are the most widely used mechanical base pieces and are in great demand.

Q: Very urgent, please help a lot. I do not have any advanced tools, only the screwdriver or something: You can use the pliers to turn down the twist can also be opened with a saw blade

Q: What fasteners are manufacturers in China?: (11) Ningbo Ningli high-strength fasteners Ltd.(12) Ningbo Donggang Fastener Manufacturing Co., Ltd.

Q: Stud that head or nut that ah, I need to have the authority of the provisions of the document, please know that the prawns are told, thanks to!: In the "mechanical design manual" in detail. Usually the washer is placed on the side of the nut, and a flat gasket connection than no washer connection strength is larger; the elastic washer relaxing, flat washers and spring washers if used at the same time should be placed between the elastic washer flat washer and nut.

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