Rice cooker car stud
Quick Details
Place of Origin: Guangdong, China (Mainland), Guangdong, China (Mainland)
Brand Name: Lanejoy, Lanejoy
Model Number:PG18
Standard: GB
Material: Carbon Steel
Surface treatment: Zinc Plated Polished
Certificate:ISO9001:2015
Color: Zinc White
Size: Customized
Price Terms: FOB,CIF,CRF,EXW and others
Delivery Time: Within 20 workdays after receive payment
Model:Pg18
Packaging & Delivery
Packaging Details
opp bag/carton
Delivery Time
7 days
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wood screws
It is divided into many varieties due to the difference in head shape and groove shape. The head type has a round head, a countersunk head, a semi-recessed head, etc., and the head groove shape is a slotted (a slot) and a cross slot, see GB99-101, GB950-952.
6 self-tapping screws
a) Ordinary self-tapping screws: thread conforms to GB5280, large pitch, suitable for use on thin steel plates or copper, aluminum, plastics, see GB845～847, GB5282～5284;
b) Self-tapping locking screw: The thread conforms to the ordinary metric coarse thread, suitable for use in vibration resistant applications, see GB6560~6564.
7 washer
a) Flat washer: to overcome the unevenness of the support surface of the workpiece and increase the stress area of the support surface, see GB848, GB95-97 and GB5287;
b) Spring (elastic) washers: Spring washers rely on elastic and oblique friction to prevent loosening of the fasteners and are widely used in joints where they are frequently removed. The inner tooth elastic washer and the outer tooth elastic washer have a plurality of sharp elastic warping teeth on the circumference, and are pressed against the support surface to prevent the fastener from loosening. The internal toothed elastic washer is used under the screw head with a small head size; the external tooth elastic washer is mostly used under the bolt head and nut. Toothed elastic washers are smaller than ordinary spring washers