DIN7504 Phil Recessed Pan head Self-Drilling Tapping Screws

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Product Description

Product Name	DIN7504 Phil Recessed pan 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 Pan head Self-Drilling Tapping Screws

Q: What is the meaning of the screw and the 4 and 8?: He means that the tensile strength of the screw minimum 400MPa, the minimum yield strength of 320MPa (tensile strength of 80%). Please refer to the national standard GB3098.1 or ISO international standard ISO898-1 the requirements.

Q: The idiom of the screw: Lei Feng: I would like to always make a screw, a person's role, for the cause of the revolution, as a machine on a screw machine as a result of the many screws and fixed, only to become a solid whole, can Run freely, play its great ability to work. Although the screw is small, its role is not underestimated. I would like to make a screw hello forever. Screw to regular maintenance and cleaning, it will not rust. People's thinking is the case, to always check will not go wrong

Q: Specific conditions for use of spring washers: Hello!National standard for spring washers:Standard spring washer (GB93-1987)Light spring washer (GB859-1987)Heavy duty spring washer (GB7244-1987)

Q: What is the reason why the rubber washer is small after use?: If you do not have any oil around the gasket, which may be used in the process of gasket compression deformation occurred!If there is oil to the present, it is likely that the oil things out of your rubber additives!

Q: Why a screwdriver can suck the screw: Magnet in the top of the screwdriver with a direction of friction can be used more than once with magnetic convenience

Q: M4.8 * 25 What does it mean in screw size?: M4.8 is the screw size 25 is the length of the screw

Q: A general set of screws have a few nuts, bolts, washers?: A screw nut a flat washer but a spring washer

Q: The main meaning is that the design to make some specific requirements to achieve consistency.: Referred to the selection must be selected in the national standard parts, otherwise the changeability does not exist. Speaking of norms nothing less than the following: function according to national standards (strength, rust, shape ....);

Q: How to look at screw models: That is, there are certain specifications of the national standard, such as: M6, M8, M10, M12, M16, M20. Which 7911131415171819 there is no. Wrench it as such as: M6 wrench, M16 wrench and so on.