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Standard DIN7504 K A2 A4 Hex Flange Self Tapping Screw M4.2 M4.8 M5.5 M6.3
  • Standard DIN7504 K A2 A4 Hex Flange Self Tapping Screw M4.2 M4.8 M5.5 M6.3
  • Standard DIN7504 K A2 A4 Hex Flange Self Tapping Screw M4.2 M4.8 M5.5 M6.3
Standard DIN7504 K A2 A4 Hex Flange Self Tapping Screw M4.2 M4.8 M5.5 M6.3

Standard DIN7504 K A2 A4 Hex Flange Self Tapping Screw M4.2 M4.8 M5.5 M6.3

Place of Origin Jiangsu, China
Brand Name Ouji Fasteners
Certification ISO, GB
Model Number Din
Product Details
Name:
8mm 10mm Zinc Plated Hex Flange Head Self Tapping Self Drilling Screws DIN7504K A2 A4 ISO15480
Keyword:
Din7504k Hex Flange Self Tapping Self Drilling Screw
Standard:
ISO15480, DIN7504.
Head:
Pan, Truss, Flat, Oval, Round, HEX, Cheese, Binding
Tolerance:
0.01-0.05mm
Screw Material:
C1022 / C1022A / Stainless Steel
Diameter:
M3.9,M4.2,M4.8, M5.5, M6.3; #7,#8,#10,#14
Drill Tail:
3#, 4#, 5#.
Thread:
Fine Or Coarse Thread
Finishing:
Zinc ,blue,white,or Yellow
Packing:
Bulk Packed(15-25kgs) / Small Box
Length:
16mm-200mm
Thread Diameter:
4.2mm-6.3mm
Material:
Stainless Steel,A2-20,A2-80,A4-70,A4-80
Highlight: 

din7504k standard

,

din 7504 k a2

,

din 7504 k a4

Payment & Shipping Terms
Minimum Order Quantity
1 set
Price
Negotiation
Packaging Details
Wooden case packing
Delivery Time
3-5 working days
Payment Terms
L/C, T/T
Supply Ability
3 million pieces per week
Product Description

Standard DIN7504 K A2 A4 Hex Flange Self Tapping Screw M4.2 M4.8 M5.5 M6.3

Description

DIN 7504 Self-drilling tapping screws are usually classified as self tapping screws and self tapping teeth. The tail of self drilling screws is different from that of ordinary screws. It is not a sharp tail, but like a drill bit. This tail can drill holes by itself.

 

Self Drilling screws are designed to be fitted without the need for a pre-drilled hole, and employs self tapping threads enabling installation in one operation. This variant has a hexagon head, so is designed to be driven in with a standard spanner or ratchet and socket. Only suitable for light applications such as aluminium ducting or 1mm steel. Heavier duty screws are available, please contact us for information.

  • MS/SS Self Drilling Screws offered by us have been designed having a unique structure which comprises flutes & drill point at the tip with wings as well. This structural configuration of these screws allows them to tap their own hole while application. They are completely suitable for tapping hole in wooden & metal structures with complete reliability. These screws are made using stainless steel and are provided with a coating of molten zinc. MS/SS Self Drilling Screws are available in different dimensional configurations at market leading rates for our respected clients.

    Features:

     

  • High-temperature stability
  • Smooth drilling
  • Highly durable

 Specification

 

Material
C1022
Type Head
Hex Head
Thread
Fine thread
Tail
Self-tapping, Self-drilling, reduced point, Type17, Fast Type
Surface Treatment
White Zinc, Yellow Zinc, Ruspert, Dacroment
Package
500pcs/baox, 1000pcs/box, carton, w/o pallet or as customers' special request.
Size
4.2mm-6.3mm
Length
19mm-127mm
Washer
Single washer, EPDM bonded washer, PVC washer

 

Standard DIN7504 K A2 A4 Hex Flange Self Tapping Screw M4.2 M4.8 M5.5 M6.3 0

 

d1 3.5 3.9 4.2 4.8 5.5 6.3
d2 max 8,3 8,3 8.8 10.5 11 13.5
k max 3,4 3,4 4.1 4.3 5.4 5.9
s 5,5 5,5 7 8 8 10
Drill speed, rpm - - - - - -
Steel 1800-2500 1800-2500 1800-2500 1800-2500 1000-1800 1000-1800
Stainless steel 1000-1500 1000-1500 1000-1500 1000-1500 600-1000 600-1000
Max. torque, Nm 2.8 3.8 4.7 6.9 10.4 16.9
mag. sleeve/"/mm 1/4” 1/4” 7 8 8 10
L1 5 6 7 8 10 11
For plate thickness 0,7-2,25 0,7-2,4 1,75-3 1,75-4,4 1,75-5,25 2-6

  

DIN 7504 Product Details

DIN 7504 Self-drilling tapping screws
type: DIN7504N, DIN7504P, DIN7504K,DIN7504R,DIN7504O

The tail of the drilling tail screw  is in the shape of drill tail or sharp tail, without auxiliary processing, it can directly drill, tap and lock on the setting materials and basic materials, thus greatly saving the construction time. Compared with ordinary screw, it has high tenacity and maintenance force, long time after combination and no loosening. It is easy to use safe drilling and tapping once.

Purpose: it is a kind of screw, which is mainly used to fix the colored steel tile of steel structure, and also can be used to fix the sheet material of simple building. It cannot be used for metal to metal bonding.

Material and model
There are two kinds of materials: Iron and stainless steel, among which stainless steel is divided into many kinds of materials.

The models are: Φ 4.2 / Φ 4.8 / Φ 5.5 / Φ 6.3mm, and the specific length can be determined according to the requirements.

According to the different drilling tails, they can be divided into:
Round head rice / Cross / plum blossom, countersunk head (flat head) / rice / Cross / plum blossom, hexagonal flower head, round head flower head (big flat head), trumpet head, etc

Mechanical performance requirements
Drill tail screw
1. Core hardness: Standard: hrc32-40
2. Surface hardness: Standard: hv600-700
3. Cemented layer: 4 × 10-6 × 10:0.05-0.18mm 8-12:0.10-0.23mm 14:0.15-0.28mm

Tags:

din7504k self drilling screw,

8mm hex head self tapping screws,

hex flange head self drilling screw

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