Professional China Self Tapping Bolts - Flange Nut Hardware Screws Nuts Bolts – KLT

Mostly used for pipe connection or work pieces with nut contact surface to be added.

Basic knowledge of Flange Nuts:
Flange nuts are either iron or stainless steel. But iron is more commonly used. It can also be electroplated according to the color required by customers. General electroplating treatment has environmental protection and non-environmental protection. Electroplating has environmental protection color zinc, environmental protection nickel, environmental protection blue zinc, environmental protection black zinc, etc., there are also ordinary electroplating, white zinc, color zinc, black zinc, white nickel, etc.

Flange nuts have a washer-like base to distribute pressure over a greater surface area and ensure the fastener stay tight. They are commonly used in manufacturing assembly lines where operations are speeded by using a single fastener instead of a nut and washer.

1. English name: Hexagon nuts with flange;
2. Other names: pad nuts, spiral nuts, hex flange nuts, flange nuts, etc.;
3. Function or use: mostly used in pipe connection or need to increase the nut contact surface of the work piece;
4. Material: A3 low carbon steel, 35K high-speed steel wire, 45# steel, 40Cr, 35Crmo;
5. Strength level: 4, 5, 6, 8, 10, 12;
6 Surface treatment: color zinc plating and white zinc plating two kinds, and generally cold galvanizing;
7. Main specifications: M5, M6, M8, M10, M12, M14, M16, M20 (flange nuts above M20 specifications and M14 M18 are not commonly used);
8. Thread specifications: refer to national standard nut thread.