ISO 4161 Class6 8 10 Zinc M5 To M20 Serrated Hex Flange Nut

ISO 4161 Class6 8 10 Zinc M5 To M20 Serrated Hex Flange Nut

FLANGE NUTS. Flange nuts are hex nuts with a bottom circular flange that is larger than their top hex section. There are two types commonly available: flange lock nuts, which are prevailing torque type lock nuts, and serrated flange nuts, which are free spinning but have a serrated bearing surface to grip the mating surface.

Specification

ISO4161 - Hexagon nuts with flange

Current norm: DIN EN 19661
Equivalent norms: DIN6923; EU 1661;

Notes:

Table according to ISO4161:

dimensions in mm

Legend:

s - size of the hexagon
e - the diameter of the circumscribed circle (not less than)
m - height of the nut
d - the nominal diameter of the thread
dc - outer diameter of the ring
dw - contact surface diameter
r - radius

Makings:QBH

Steel:6, 8, 10
Plastic: -
Non Ferrous: -
Thread: 6G

Process flow

Cold forging

Annealing treatment(if need) ➨ wiredrawing ➨ clod forging ➨ tapping ➨make heat treatment(if need) ➨ Finish ➨ Packing

Product Grade

Class 6 Class 8 Class 10

Materials and Chemical compstition

1008

1035

1045

Finish

PLAIN ZP YZP BLACK HDG DACROMET GEOMET CHROME NICKEL AND SO ON

PACKING

QBH BULK

20-25KG/CTN,36CTNS/PALLET

20-30KG/BAGS,36BAGS/PALLET

ONE TON/BOXES

50KG/ IRON DRUM,12 IRON DRUMS/PALLET

QBH SMALL PACKING

Packing in small boxes according to customer’s requirements

Packing in plastic bag according to customer’s requirements

QBH PALLET TYPE

SOLID WOOD FUMIGATION PALLET

EURO Pallet

THREE SPLINT PALLET

WOODEN BOX

MECHANICAL PROPERTY

TESTING STANDARD:DIN267- 4 OR ISO898-2

The advantages of QBH

• QBH brand sales to the main quality assurance.
• Years of export trade management, excellent service, word-of-mouth guarantee.
• By working with TUV,escort for quality.
• Customization of non-standard parts can be made according to customer's requirements and drawings.
• For quality customers,we can provide a certain credit period.
   

Product application

The high-strength nut DIN 6923 is used in machine and automobile construction, instrument making, national economy for reliable fastening of units and structural elements together with other metric fasteners. The nut has a hexagonal head and a flat flange with notches.

Benefits

• DIN 6923 Nuts are Hexagonal Flange Nuts.
• It is a guarantee of high reliability of installation.
• Simplifies and speeds up the workflow.
• Can be used in conditions of limited installation.
• Provides not only a strong connection, but also does not allow its deformation.
• It is made of high-strength steel, therefore it is designed for a long service life.
• Capable of withstanding high operational loads.
• Thanks to galvanized coating and unique properties of the material, the product is well tolerated by the effects of high temperatures, high humidity in the air, high acidity.

Analogues

• GOST 50592, ISO 4161, 10663.

Operation

• Used in conjunction with various fasteners.