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High-Quality Flat Washers from China Suppliers | Durable Plain Washers by Hebei Chudu Metal Products Factory
Technical Specifications
| Product Name | Flat Washer / Plain Washer / Metal Flat Washer |
| Standards | DIN 125, DIN 9021, DIN 433, ISO 7089, ASTM F436, or customized |
| Material |
Carbon Steel Stainless Steel (SS201, SS304, SS316) Brass Aluminum |
| Grade | 4.8, 6.8, 8.8, 10.9 / A2-70, A4-80 |
| Finish Options |
Zinc Plated (Clear / Yellow / Blue) Black Oxide Hot-Dip Galvanized (HDG) Plain / Oiled / Polished |
| Size Range |
Metric: M2 – M64 Inch: 1/8" – 2-1/2" Special sizes available upon request |
Product Features
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Increases bearing surface of bolt or nut -
Prevents damage to connected materials -
Improves load distribution and vibration resistance -
Ideal for both standard and high-strength fastening applications -
Suitable for use in combination with bolts, screws, and nuts -
Available in wide variety of dimensions and thicknesses
Applications
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metalworking
General construction and metalworking
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Machinery
Machinery and equipment assembly
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Automotive
Automotive and transportation
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Electrical
Electrical enclosures and appliances
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Woodworking
Woodworking and furniture
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installations
Marine and outdoor installations
Packaging & Delivery
| Packaging |
Bulk in cartons with wooden pallets Small boxes or labeled polybags Custom packaging and barcodes available |
| Lead Time | 7–30 days depending on order size and customization |
| Shipping Port | Tianjin Port, China |
Why Choose Hebei Chudu
✓
Over 10 years of experience in fastener manufacturing and global export
✓
ISO 9001-certified factory with strict quality control
✓
Complete product range: flat, spring, fender, sealing, and custom washers
✓
OEM & ODM services with technical support
✓
Fast delivery and professional logistics service
✓
Exported to over 40 countries worldwide
Frequently Asked Questions (FAQ)
What standards do your flat washers comply with?
Our flat washers are manufactured in compliance with international standards including DIN 125, DIN 9021, DIN 433, ISO 7089, ASTM F436, and we also support customized specifications to meet your unique requirements.
What materials are available for Hebei Chudu flat washers?
We offer flat washers in multiple materials: Carbon Steel, Stainless Steel (SS201, SS304, SS316), Brass, and Aluminum, with grades ranging from 4.8 to 10.9 for steel and A2-70/A4-80 for stainless steel.
What surface finish options do you provide?
We provide several surface treatments including Zinc Plated (Clear, Yellow, or Blue), Black Oxide, Hot-Dip Galvanized (HDG), as well as plain, oiled, or polished finishes to ensure proper corrosion resistance.
What size ranges do you manufacture?
Our standard sizing covers Metric sizes from M2 to M64, and Inch sizes from 1/8" to 2-1/2". Custom sizes outside this range can also be manufactured upon request.
What is your typical delivery lead time and packaging?
Our standard lead time is 7 to 30 days depending on the order quantity and level of customization. Packaging options include bulk in cartons with wooden pallets, small boxes, labeled polybags, and custom packaging with barcodes. Shipments are processed via Tianjin Port, China.
Why should I choose Hebei Chudu as my fastener supplier?
Hebei Chudu has over 10 years of export experience, operates an ISO 9001-certified factory, offers comprehensive OEM/ODM services, provides fast delivery, and has successfully exported quality fasteners to over 40 countries worldwide.