Quality Inspection for 201 Socket Head Cap Screws - 201/304/316/2205/2507/310S Stainless Steel Hexagon Head Bolt – Aozhan

Description

Hexagon bolts are hexagon head bolts (partial thread) – grade C and hexagon head bolts (full thread) – grade C, also known as hexagon head bolts (rough) hair hexagon head bolts, black iron screws. Commonly used standards can be found in: SH3404, HG20613, HG20634, etc. Hexagon bolts refer to fasteners composed of heads and screws. The bolts are divided into iron bolts and stainless steel bolts according to the material. According to the grade of iron, there are 4.8 grade bolts and 8.8 grade bolts. Stainless steel bolts are made of stainless steel SUS201 bolts, SUS304 bolts, and SUS316 bolts.

Hexagon bolt classification: 1. According to the force mode of the connection, there are ordinary ones and those with reaming holes. The bolts used for reaming holes should be matched with the size of the holes and are used when they are subjected to lateral force. 2. According to the shape of the head, there are hexagonal head, round head, square head, countersunk head, etc. Generally, the countersunk head is used in the place where the surface is smooth without protrusion after connection, because the countersunk head can be screwed into the part. The head can also be screwed into the part. The tightening force of the square head can be larger, but the size is large. The hex head is the most commonly used.

Quality Inspection

Production Process

Application Diagram