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Galvanized Steel Flat Plain Washers ASME B18 for Screw Bolts
Product Description
Carbon steel flat plain washers are plated in zinc , standard ASME B18.22.1 for screws or bolts assembly , chamfered edge and flat profile .
Plain washers are made carbon steel with grade 4.8 , environmental protection of zinc plating .
Technical Data
Items | Description | Remark | Picture |
Material | Carbon Steel |
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Finish / Plating | Zinc |
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Hardness | 18 | HRC | |
Tensile Strength MPA | Silver |
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Standard | ASME |
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Dimensions | External dia. | 0.625 | |
Internal dia. | 0.28 | ||
Thickness | 0.065 |
Product Features
1 . Strict tolerance and standard dimensions
2 . Eco-friendly finish
Qualified material meets REACH or RoHS requested .
3. Not easy to be broken
4 . Easy installation
5 . Free burrs or scratch .
Tips for application
1 .Diameter of screws or bolts should be smaller 10% or so compared to inside diameter of flat washer .
2 . Available for spring washer assembly .
3 . Only used for dry working conditions .
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Product Application
Carbon steel flat plain washers are widely used to different areas with light duty applications .
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How we pack
Normal packing
1. In bulk : Polybag ( 1-5 kgs) and cartons (8-20 kgs ) , 0.01 CBM / CTN
2. Boxes : Box ( 1-3 kgs) and cartons ( 5-15 kgs ) , 0.01 CBM / CTN
3. All cartons to a pallet ( 1X1.2 m )
4. Customized packing | ![]() |
Note : Objects showed in picture are only for reference , not stand for described items .
Optional Products
Harden split washers are used to heavy duty applications like building , automobile , aviation etc .
Screws
| Various standard and non-standard fastener screws with qualified materials for different applications . |
Nuts and bolts | High tensile strength bolts nuts for engineering projects . |
Rivets | Popular rivets including steel , stainless ,aluminum and brass etc for building , auto etc . |
Washers and spacers | Different materials washers and spacers for mechanical and clectronic parts |
Fastener Pins | Precise mechanical tolerances and good quality for industry . |
Stamping parts | Customized meal and non-metal parts for inudstrial applications . |
Plastic Parts | Customized manufacturing service and top materials for communication and electronics and auto etc . |
Machining parts | Cover various materials and strict tolerances for precise parts . |
Casting parts | Based on stainless steel and iron and alloy steel and carbon steel customized parts for various applications . |
Cutting parts | Customized laser cutting metal sheet according to your requests . |
Quality Guarantee
Precise testing equipments and tools for hardness , dimensions , corrosion resistance and pass rate etc . our tolerance for tools is up to 0.005 mm . | All products are compliance with RoHS and REACH standards | |
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Note :
We are available for customized requests on quality
Product Capacity
Stamping parts with complicated designs , min. tolerances to 0.01mm (0.0004 inch ) , monthly capacity ups to 100 tons .
Availabe material : 1. Carbon steel 2. Brass 3. Aluminum 4. Stainless steel 5. Plastic 6. Various alloy steel eg. titanium alloy . | ![]() |
![]() | Precise turning machines and CNC , tolerances are up to 0.01 and 0.008 mm for limitaiton . 5 million pcs monthly capacity .
Availabe material :
1. Carbon steel 2. Brass 3. Aluminum 4. Stainless steel 5. Plastic 6. Various alloy steel eg. titanium alloy .
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Assorted fastener machines to make different screws , bolts , nuts and pins etc . Diameter from M0.8 to M30 . Monthly capacity ups to 300 tons .
Availabe material : 1. Carbon steel 2. Brass 3. Aluminum 4. Stainless steel 5. Plastic 6. Various alloy steel eg. titanium alloy . | |
Warm Tips
If you are interesting in titaniuml pins , please contact us via email or phone , we will get back to you within 12 hours , Thank you !
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