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Hex Socket Head Cap SEMS Screws Stainless Steel Fastener M8 Assembled Flat Washer & Spring Washer
Hex socket cap SEMS screws are also known as assembly screws or combine screws , they are made from stainless steel and one of popular fasteners , are combined with a stainless steel spring washer and a stianless steel flat washer under head for locking security . Machine threads and flat point , both washers are captive on thread of screws , do not need install washers again
Material
Stainless Steel A2-70
Optioanl materials : Alloy steel , carbon steel .
Physical Properties
Hardness ( HV ) | 32 | Yield Strength ( Mpa ) | 350 | Elongation ( % ) | 45 |
Tensile Strength ( Mpa ) | 520 | Torque |
| Reduction Area ( % ) | 65 |
Specification
Thread diameter | M8 |
|
Thread Length | 35 | |
Pitch | 1.0 | |
Head Diameter | 15.4 | |
Head Height | 4.5 | |
Drive | Hex |
Finish
Type | Thickness | Salty Spray Hours | RoHS / REACH |
Polish | 3 | 120 | RoHS |
1 . Perfect anti-loose function .
Stainless steel cap screws SEMS assembled a stainless steel spring washer and a flat washer .
2 . Easy installation .
SEMS cap screws can be installed quickly , do not need to seperate washers from screws .
3 . Solid stability .
Top stainless steel material ensure quality .
4 . Long-service .
Stainless steel is not easy to be broken and work well under large press .
5 . Eco-friendly .
All meet environmental requirements .
1) Household electrical appliances
2) Building . window and door , metal floor, steel structure and building beam etc
3) Heavy industry . Car , air , shipping , machinery and military equipments .
4) Electronic product .computer , calculator , telecontroller and phone etc
1 . Operate by a hex wench .
2 . Take care thread direction .
3 . Do not use a sharp tool or bladed tool to drive the screws .
4 . Clean threads before install stanless steel cap SEM screws
5 . Keep the screw in the dry warehouse for long service .
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| In Bulk ( Bags + Carton )
Kgs / Bag : 5 Kgs / CTN : 20 L X W X H : 20X 22 X 20 cm | Boxes ( Boxes + Carton )
Kgs / Box : 2 Kgs / CTN : 16 L X W X H : 20x20x18 cm | Pallets Kgs /pallet : 1500
L X W X H : 1x1x1.5 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.How long I can get samples for approval before placing order ?
A. Normally one week for custom screws , and we can deliver samples within 24 hours for standard screws or stock once received your request .
Q How many days dispatch goods after placed orders ?
A Generally , one week for popular screws under 2 tons , final delivery is subject to requests on screws , packing and or other deamnds from you .
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 manufacture various hardwares like fasteners screws , nuts , bolts , pins , rivets and custom metal stamping parts and plastic injeciton molding products .
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