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Self Tapping Thread M4.5 Pan Washer Head Screws for Sheet Metal Galvanized Steel
Self Tapping Thread M4.5 Pan Washer Head Screws for Sheet Metal Galvanized Steel
Self Tapping Thread M4.5 Pan Washer Head Screws for Sheet Metal Galvanized Steel
Self Tapping Thread M4.5 Pan Washer Head Screws for Sheet Metal Galvanized Steel
Self Tapping Thread M4.5 Pan Washer Head Screws for Sheet Metal Galvanized Steel
Self Tapping Thread M4.5 Pan Washer Head Screws for Sheet Metal Galvanized Steel
Self Tapping Thread M4.5 Pan Washer Head Screws for Sheet Metal Galvanized Steel
Self Tapping Thread M4.5 Pan Washer Head Screws for Sheet Metal Galvanized Steel
Self Tapping Thread M4.5 Pan Washer Head Screws for Sheet Metal Galvanized Steel
Self Tapping Thread M4.5 Pan Washer Head Screws for Sheet Metal Galvanized Steel
Specifications
Brand Name :
VDL
Model Number :
SPWS4220
Certification :
ISO 9001
Place of Origin :
China
MOQ :
Negotiation
Price :
Negotiation
Payment Terms :
L/C, T/T, Western Union , Paypal
Supply Ability :
500, 000 pcs per month
Delivery Time :
30 days
Packaging Details :
500 pcs each bag , 10 bags each carton with dimension 20 X 22 X 20 cm , 500 cartons to a 20 ft container
Material :
Carbon Steel
Property Class :
6.8
Hardness :
HRC 35
Finish :
Zinc
Diameter :
4.2
Length :
20
Drive :
PH
Head :
PW
Description

Self Tapping Thread M4.5 Pan Washer Head Screws for Sheet Metal Galvanized Steel

Self tapping threads pan wafer head .sheet metal screws

Phillips drive head with NO.2

Material : Harden Steel

Sheet metal screws are made from harden steel with anneal treatment to secure metal sheets , 30 degree full tapping threads to the bottom of the head and bigger washer head diameter than shaft can secure metal sheets more tight .

● High tensile strength

● Fast drilling threads

● Labor efficient

● Torsional resistance

● Easy operation

Specification

Self Tapping Thread M4.5 Pan Washer Head Screws for Sheet Metal Galvanized Steel

Thread diameter 4.5
Thread length 20
Head diameter 13
Head height 3.2
Core hardness HV350
Case hardness HV500
finishing Blue zinc
Available sheet thickness 3.2

Material

Sheet metal screws are normally made from harden steel material with grade 6.8 to 8.8 . it is available for other materials

Carbon steel : 1018 , 1022 , 1035 , 1045 , SCM 435

stainless steel SUS 201 , SUS303 , SUS 304 ,SUS 316 , SUS 416 ,SUS 430 and SUS 420 .

When a sheet metal screw is used for securing sheets , the thickness of sheet metal has to be suitable for screw or sheet metal screws can not drill into sheet or be broken .

Self Tapping Thread M4.5 Pan Washer Head Screws for Sheet Metal Galvanized Steel

d 6# ( 3.5 ) 7# ( 3.9 ) 8# ( 4.2 ) 10# (4.8 ) 12# ( 5.5 ) 14# ( 6.3 )
Sheet thickness 1.85-1.95 3.12-3.23 4.68-4.84
Hole Dia. 2.95 3.26 3.45 4.04 4.76 5.5
Hole tolerance ±0.025 ±0.025 ±0.025 ±0.025 ±0.025 ±0.025

Generally , sheet metal screws are plated in white ,blue and yellow zinc on the surface , you can choose more finishing according to requests .

Finishing Colors Thickness Charicteristic
Zinc Blue ,White ,Black ,Yellow 5-17μm Bright and smooth surface ,corrosion resistance
Nickel Silver 1～3μm Wear resistance ,bright appearance , anti-corrosion
Polishing Silver 0.01mm ( reference ) Improving brightness of surface
Tin Silver 0.13～1.27μm Good ductility ,corrosion resistance ,lower melting point ,eco-friendly ,brightness
Brass Copper 5gm～8gm Good dispersibility ,Bright appearance
Dacromet Grey 4-8μm High corrosion resistance , No hydrogen embrittlement ,Heat resistance ,Easy to plated more ,eco-friendly
Chrome Silver white 0．25～0．5μm

Harden surface ,Bright surface ,Heat resistance ,Wear resistance Corrosion resistance and eco-friendly

Application

Sheet metal screws are normally applied to metal sheets those are used for

▲ Metal panels

▲ Metal proof

▲ Windows

▲ Doors

▲ Barrier

▲ Aluminum pipes

Features for Sheet Metal Screws

◆ Partial threads

◆ High torsinal strength

◆ Harden material

◆ Good drilling point

◆ Heavy Loading

◆ Eco-friendly

Product tags

how to thread steel rod

,

how to thread a steel rod

,

how to thread metal rod
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Self Tapping Thread M4.5 Pan Washer Head Screws for Sheet Metal Galvanized Steel

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Product Detail
Brand Name :
VDL
Model Number :
SPWS4220
Certification :
ISO 9001
Place of Origin :
China
MOQ :
Negotiation
Price :
Negotiation
Contact Supplier
Self Tapping Thread M4.5 Pan Washer Head Screws for Sheet Metal Galvanized Steel
Self Tapping Thread M4.5 Pan Washer Head Screws for Sheet Metal Galvanized Steel
Self Tapping Thread M4.5 Pan Washer Head Screws for Sheet Metal Galvanized Steel
Self Tapping Thread M4.5 Pan Washer Head Screws for Sheet Metal Galvanized Steel
Self Tapping Thread M4.5 Pan Washer Head Screws for Sheet Metal Galvanized Steel

VEDALI HARDWARE CO., LTD

Verified Supplier
10 Years
guangdong, dongguan
Since 2000
Business Type :
Manufacturer, Exporter, Trading Company, Seller
Main Products :
Fastener Screws, Stainless Steel Metal Screws, Metal Stamping Parts
Total Annual :
2000,000-3500,000
Employee Number :
50~120
Certification Level :
Verified Supplier
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