Spring washer are mainly punched out from iron plates. Spring
washer: after lock, use elastic pad have the effect of locking, and
of course to a double nut effect is poor.
Single nut + flat mat, play mat: rely on the nut itself locking
force and elastic cushion locking performance, a double nut.
Flat washer: only increase the surface area Prevent the soft
substrate was installed a damaged, or is blocking hole.
Locking method still has a lot of, this is just a very old some
basic locking method, but also very practical.
Trampoline's role is to prevent the screw loose caused by the
vibration of the machine or heat bilges cold shrink.Role is flat
mat, increase the contact area of the screw and machine 1, 2,
eliminate the trampoline at the time of discharge screw damage on
the surface of the machine must be a spring when using a flat mat,
flat pad close to the surface of the machine, spring cushion
between the plain washers and nuts.
Flat mat role is long screw is screw is half buckles added flat
washer cap can take full 2 is the place on the screw hole is too
large added a flat washer not leak down
Trampoline is mainly used for locking, used in vibration is not
big, if the vibration is big, generally want to use the double nut
locking or other locking method, flat washer is mainly used to
increase the contact area, like on the bearing seat because the
drive is long and narrow hole, must be the home of the flat washer.
Flat mat increase the contact area, spring cushion is used for
locking, when it is used in trampoline should pay attention to the
direction of the opening, or the locking effect is not big.
DIN127 DIN128 Carbon Steel Zinc Plated M2-M100 Spring Washer Flat
Washer
Flat and spring washer is generally used to distribute the load of
a threaded fastener, such as a bolt, scres or nut. Other uses are
as a spacer, spring (wave washer), wear pad, preload indicating
device, locking device, and to reduce vibration , rubber washer.
Washers usually have an outer diameter (OD) about twice larger than
their inner diameter (ID).
The sizes of spring washer we have are from M3 to M52.
Specification
Size | Inside Diameter | External Diameter Maximum | Width | Thickness | Opening Height |
M14 | 14.20 | 14.70 | 24.10 | 4.50 | +-0.2 | 3.00 | +-0.15 | 6.00 | 7.10 |
M16 | 16.20 | 17.00 | 27.40 | 5.00 | +-0.2 | 3.50 | +-0.2 | 7.00 | 8.30 |
M18 | 18.20 | 19.00 | 29.40 | 5.00 | +-0.2 | 3.50 | +-0.2 | 7.00 | 8.30 |
M20 | 20.20 | 21.20 | 33.60 | 6.00 | +-0.2 | 4.00 | +-0.2 | 8.00 | 9.40 |
M22 | 22.50 | 23.50 | 35.90 | 6.00 | +-0.2 | 4.00 | +-0.2 | 8.00 | 9.40 |
M24 | 24.50 | 25.50 | 40.00 | 7.00 | +-0.25 | 5.00 | +-0.2 | 10.00 | 11.80 |
M45 | 45.50 | 46.70 | 71.20 | 12.00 | +-0.25 | 7.00 | +-0.25 | 14.00 | 16.50 |
M48 | 49.00 | 50.50 | 75.00 | 12.00 | +-0.25 | 7.00 | +-0.25 | 14.00 | 16.50 |
M52 | 53.00 | 54.50 | 83.00 | 14.00 | +-0.25 | 8.00 | +-0.25 | 16.00 | 18.90 |
Packing Details : Bags ,pallets or according to customer's
requirement.
Delivery Details : 7 days after order
Our Service
1. Good after-sales service. Any small problem happening will be
solved at the most prompt time;
2. Many years of export experience;
3. Specifications list is available upon your request;
4. Welcome to send enquiry, we will reply soon;
5. Prompt shipment with professional documents;
6. Custom packing, with photo before shipment;
7. High quality and competitive price.
Our company
HEBEI YUETONG FASTENERS MANUFACTURING CO.,LTD is located in
China’s largest fasteners production base---Yongnian fasteners
centre.
Our factory was founded in 1991.We have several sets of advanced
equipments, adopt advanced modern management and use high quality
steel to produce high quality products. The products sold
throughout the domestic and exported to Southeast Asia and Europe
and other countries and regions. Our products win good reputation
with domestic and foreign customers.
Our factory mainly produces: all kinds of flat washers, spring
washers, expansion screws, hex nuts, flange nuts, hex bolts, flange
bolts, sleeve anchor, fundation bolts, and thread robs with DIN,
BSW, ANIS,.And we also provide the OEM, Meanwhile, we are
manufacturing factory, so we can give you the best quality and the
good price.
Qur Advantages:
1. We are manufacture, have own factoery.
2. Have good quality
3. Give good price
4. As customers' reqirements to give prefect packages.
5. Good after sales-service
FAQ
Q: Are you trading company or manufacturer?
A: We are manufacturer.
Q: How long is your delivery time?
A: Denerally it is 5-10days if the goods are in stock, or it is
15-25days if the goods need be produced, it is according to
quantity you want.
Q: What is your terms of payment?
A: Payment <= 1000USD, 100% in advance. Payment >= 1000USD,
30% T/T in advance, balance before shipment.