DIN7991 Stainless Steel 304 316 hex socket flat head machine Screws

DIN7991 Stainless Steel 304 316 hex socket flat head machine Screws

Description:

Machine screw also called machine screws,  screw is assembled on the inside of the threaded hole, is a leading the internal thread hole parts, and the connection between the parts with a hole, on general machine screw, there are many different types of screw head, can be a hex cylinder head, plum flower groove, Allen round head, countersunk cross trough, cross trough pan head, flat head and half a cylindrical top.

DIN7991 Stainless Steel 304 316 hex socket flat head machine Screws

ISO 3506-2009 series standard provisions of this section consists of austenite, martensite and ferrite corrosion resistant stainless steel manufacturing, in the environment temperature is 10 ~ 35 ℃ (1997 and 2003 version of the standard rules for 15 ^ 25 ℃) under the condition of experiment, the stainless steel screw is not subject to tensile stress of fasteners and self-tapping screws (including tight set screw and the like are not affected by the tensile stress of fasteners only specifies the austenite corrosion resistant stainless steel made) mechanical performance, under the high or low temperature, its performance may be different.
- thread nominal diameter d < 39 mm;
- and the diameter of thread pitch in accordance with ISO 68-1 (GB/T192-2003), ISO 261 (GB/T193-2003), ISO 262 (JB/T 7912-1999) regulation of the ISO metric thread;
- any shape.
Provision of the following special performance requirements: such as weldability.Is not provided in the special environment of corrosion resistance and oxidation resistance.

We are very competive on this screw and have many stock, If you have more questions,Please contact us by email: me@hainafastener.com .

Specification:

Advantages:

Machine screws are widely used for connecting thin metal plate. The first connection is to make a hole, and then put the self-tapping screws into the plate.It has been widely used in various mechanical equipment, ships, automobiles, electronics, communications equipment, furniture, equipment production, installation, maintenance, construction and other industries.