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Phillips Countersunk Head Machine Screws Galvanized Steel M4 Standard Fastener DIN 965
Flat head machine screws with phillips drive recess , countersunk head degree 120 , full machine threads to under head and flat point .
Countersunk head machine screws are designed for popular fastener that secure objects with light duty .
Material
Carbon steel with grade 4.8
Physical Properties
Hardness ( HV ) | 18 | Yield Strength ( Mpa ) | 205 | Elongation ( % ) | 40 |
Tensile Strength ( Mpa ) | 320 | Torque | 2.5 | Reduction Area ( % ) | 50 |
Specification
Thread diameter | M4 |
|
Thread Length | 15 | |
Pitch | 0.7 | |
Head Diameter | 7.8 | |
Head Height | 3.0 | |
Drive | PH2 |
Optional ANSI Threads Specifications
| d | P | L |
| #0 | 80 | 3-5 |
| #1 | 64 | 4-8 |
| #2 | 58 | 4-10 |
| #3 | 48 | 5-12 |
| #4 | 40 | 5-15 |
| #5 | 32 | 8-20 |
| #6 | 32 | 8-25 |
| #7 | 24 | 8-30 |
| #8 | 24 | 10-30 |
| #10 | 20 | 10-60 |
| 1/4 | 18 | 15-80 |
| 5/16 | 16 | 20-100 |
| 7/16 | 14 | 30-200 |
Finish
Type | Thickness | Salty Spray Hours | RoHS / REACH |
Zinc | 5 | 12 | RoHS |
1 . Corrosion resistance
Countersunk head machine screws are plated in blue zinc and will not be rusted in years .
2 . No burrs scrach
3 . Strict sizes and tolerances
4 . Standard threads
5 . Environmental protection .
Machine screws are meet the related environmental requirements from start to end .
Countersunk head machine screws have a wide application of many areas
1 ) Household electrical appliances , like heater water , electric cooker , water dispenser , gas oven ice box and TV etc .
2 ) Furniture . sofa , glass table , steel seat and table and decorative lighting etc .
3 ) Building . window and door , metal floor, steel structure and building beam etc
4 ) Electronic product .computer , calculator , telecontroller and phone etc .
1 . Use a cross screwdriver bit to drive machine screws .
2 . The thread moving direction is from right to left to drill into workpiece , and back out in reverse direction .
3 . Do not use a sharp tool or bladed tool to drive the screws .
4 . Do not scratch the screw in harden something in order to keep bright surface .
5 . Keep screws in the dry warehouse .
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| In Bulk ( Bags + Carton )
Kgs / Bag : 5 Kgs / CTN : 20 L X W X H : 20 x 20 x 15 cm | Boxes ( Boxes + Carton )
Kgs / Box : 2 Kgs / CTN : 16 L X W X H : 20 x 20 x 15 cm | Pallets
Kgs / pallet : 1500
L X W X H : 1 x 1 x 1.8 m |
Remark : Custom packing is acceptable . Above packings are reference only , items showed in the pictures maybe not described one .
We are one of hardware spare parts manufacturers in China , we provide various metal and non-metal parts with standards and customizations , eg. Fastener Screws ( including Stainless steel screws ) , Spacers Washers , Fastener Nuts bolts , Fastener Pins , Fastener Rivets , Metal Stamping Parts , Metal Machined Parts , Plastic Injection molding Parts . and Fastener Tools . We trade with buyers , wholesalers and retailers from different countries . We accept OEM and ODM service as well . Please contact us if you have any enquiry .
Q What is your production capacity ?
A. We are able to finish up to 2000 tons raw material every year , generally , one full 20 feet container ( about 20 tons) can be done in 20- 25 days .
Q.How long I can get samples for approval before placing order ?
A. Just in one week for new samples that need to be done in new tools , and we can deliver samples within 24 hours for exsiting samples once received your request .
Q.What are your popular payement menthods ?
A. T/T is our prior choose for all , of course , we are also accept L/C , Westunion , paypall .
Q. What products you produce ?
A. We are proudce different hardware spare parts , stamping part , plastic injeciton molding parts and fasteners like screws , bolt , nuts , pins , rivets and spacers washers etc
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