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Categories | Stainless Steel Metal Screws |
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Brand Name: | VDL |
Model Number: | SSMSM420 |
Certification: | ISO 9001 |
Place of Origin: | China |
MOQ: | Negotiation |
Price: | Negotiation |
Payment Terms: | L/C, T/T, Western Union , Paypal |
Supply Ability: | 300 , 000 pcs per month |
Delivery Time: | 30 days |
Packaging Details: | 1000 pcs each bag in bulk , 10 bags to a carton with dimension 20 X 22 X 20 cm , 500 cartons to a 20 ft container |
Material: | Stainless Steel |
Property Class: | 18-8 |
Finish: | Polishing |
Diameter: | M6 |
Length: | 15 |
Drive: | Hex |
Head: | Cup |
Point: | Flat |
Company Info. |
VEDALI HARDWARE CO., LTD |
Verified Supplier |
View Contact Details |
Product List |
M6 Stainless Steel SEMS Screws Hex Socket Allen Head Metal Screws Assembled Washers
Stainless steel SEMS screws are combined with a Flat washer and a flat washer and both washers are put on the shaft of SEMS screw , under shaft is threaded length that diameter is more bigger than the shaft diameter for prevent both washers from slipping out and play a secure role on objects .
Cup head SEMS screw with inside hex socket , you can take a hex wrench to drive screws by hand , when SEMS screws are installed on material , flat washer or spring washer increase more frictions on material and screws are not easy to be loosen and backed out .
Specification
Stainless steel SEMS screws with size M4 X 20 mm with attached standard flat washer and spring washer .
Head diameter | D | 10.8 |
Thread length | L1 | 8 |
Shaft diameter | d | M6 |
Flat washer size | Standard | 1.5 X 12 |
Spring washer size | Standard | 1.5 X 10.5 |
Full length | L | 15 |
Head height | H | 6 |
Socket depth | t | 4 |
Socket width | S | 5.5 |
Perfect features
● Good ductility
● High tensile strength
● No magnet
● Corrosion resistant
● Fine roughness
Mechanical Performance
Material | Property class / Value |
Stainless steel | 18-8 |
Tensile strength σb (MPa) | 650 |
Yield Strength σs (MPa) | 320 |
Elongation δ5 (%) | 35 |
Reduction of area ψ (%) | 45 |
Density g/cm3) | 7.98 |
Finish
Stainless steel cup head SEMS screws are polished surface with good brightness
Finish | Polishing |
Roughness | R6.3 |
Surface request | No burrs and bright |
How to install SEMS screws
1 , Drill a threaded hole on work piece , the hole sizes are same as the SEMS screw’s .
2 , Put SEMS screw into hole and rotate screw to the surface of work piece .
3 , Further secure screws and tighten screws in work piece .
Applications
SEMS Screws have a wide applications in industry and make a important roles on secure and joint .
★ Aerospace
★ Cars
★ Vessel
★ Trains
★ Household applicanes
★ Machines
★ Buliding
★ Decoration
★ Electric items
★ Official items
★ Communication
Characteristics
▲ Wide versatility
▲ Top material
▲ Quick installation
▲ Convenient operation
▲ Simple deign
▲ Recylable
▲ Eco-friendly
▲ Standard Sizes
Tips for installations
1 , Stainless steel SEMS screws are polished and surface is bright , please don’t strike screws into material during installation for keep nice appearance , especially for decorative applications .
2 , Please take right and suitable screwdriver bits to drive stainless steel self tapping screws for more quick installation .
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