Brand Name : VDL
Model Number : SHC0550
Certification : ISO
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 : 5000 pcs per carton in bulk with dimension 20 X 15 X 15 cm , 500 cartons to a 20 ft container
Material : Stainless Steel 304
Finish : Polishing
Hardness : HRC 62
Drive : Hex IN.
Head : Cup
Diameter : 5.5 mm
Pitch/ inch : 11
Length : 50 mm
Hex Socket Cup Head Stainless Steel Self Tapping Screws UNF 5.5 Thread Fastener
High tensile strength cup head self tapping screws with self-tapping threads to drill wooden or metal and non-metal sheet without pre-drilling holes , sharp point with 30 degree .
Cup head self tapping screw has a hex socket and use a hex wrench to operate it ; Coarse full threads to the under head is intended to cut material more deep and secure well .
● No burrs
● Cost-effective
● Bright surface
● Eco-friendly
Material
Cup head self tapping screws are made of stainless steel with property class 18-8 which with good anti-corrosion performance
Chemical elements
C | Si | Mn | S | P | N | Cr | Ni |
0.07 | 0.06 | 2 | 0.025 | 0.04 | 0.1 | 19 | 10.5 |
Physical performance
Tensile strength ( σb (MPa) | 535 |
Yield Strength σs (MPa) | 210 |
Elongation δ5 (%) | 50 |
Reduction of area ψ (%) | 65 |
Density g/cm3) | 7.93 |
Specification
Thread diameter | d | 5 |
Thread length | L | 50 |
Head height | H | 5 |
Head diameter | D | 8.5 |
Hex socket depth | 4 | |
Hex socket width | 1.9 |
Note : all dimensions are millimeters
Finishing
Finishing | Polish |
Standard | RoHS ( 2002/95-EC ) |
Thickness | 3 um |
Color | Grey |
Advantages
★ Good ductility
★ Torsional resistance
★ High tensile strength
★ Corrosion resistance
★ Long service
★ Hard material
Applications
Stainless steel cup head self tapping screws are normally used to secure wooden and thin metal or non-metal sheets , especially for furniture ,ceiling board ,chipboard ,widows and doors .
Tips for use
1 . Drive cup head self tapping screw in hex wrench
2 . Operated by hand or electric drill
3 . A small locating point on sheet before drive screw .
4 . Do not strike stainless steel screw in hammer
Packing information for screws
Size | 5 x 50 |
Weigt kg / 1000 pcs | 8.5 |
QTY / BOX | 500 |
Hex Socket Cup Head Stainless Steel Self Tapping Screws UNF 5.5 Thread Fastener Images |