Stainless Steel 304 316 Double Stack Self Locking Washer DIN25201 Lock Washer
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Product Highlights
- Extra Large Outer Diameter: Significantly larger outside diameter to distribute load and prevent structure damage.
- High Hardness Grade: Manufactured to 100HV hardness grade ensuring excellent strength under heavy loads.
- Versatile Material Options: Available in carbon steel, stainless steel (304/316), alloy steel, brass, and copper.
- Strict Quality Certification: Certified by ISO9001 and TS16949 with 100% inspection during production.
- Customizable Packaging: Standard plastic bags and paper boxes available, or customized per requirements.
- OEM & ODM Services: Full customization from samples and designs with logo and trademark options.
- Compliance with Standards: Manufactured in strict accordance with GB/T 5287-2002 and ISO 7094:2000.
- Sample Availability: Samples are accepted for quality verification before bulk orders.
Product Attributes
- Customization
- Available
- Material
- Stainless Steel
- Type
- Round Head
- Model NO.
- DIN25201
- Connection
- Common Bolt
- Head Style
- Round
- Standard
- DIN, ANSI, GB, JIS, GOST, BSW
- Grade
- 8.8
- Product Name
- Flat Washer
- Keywords
- Non Standard Fastener
- Diameter
- M3-M30
- Packaging
- Plastic Bag / Paper Box
- MOQ
- 10000PCS
- Sample
- Accept
- OEM & ODM Custom
- Accept
- Logo Custom
- Accept
- Transport Package
- Standard Shipping Packaging or Customized
- Specification
- Standard Specifications Or Customized
- Trademark
- YONGBIAO
- Origin
- Zhejiang, China
- Production Capacity
- 5000000 PCS/Year
- Package Size
- 100.00cm * 100.00cm * 100.00cm
- Package Gross Weight
- 500.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Stainless Steel 304 316 Double Stack Self Locking Washer DIN25201 Lock Washer
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Stainless Steel 304 316 Double Stack Self Locking Washer DIN25201 Lock Washer -
Stainless Steel 304 316 Double Stack Self Locking Washer DIN25201 Lock Washer -
Stainless Steel 304 316 Double Stack Self Locking Washer DIN25201 Lock Washer -
Stainless Steel 304 316 Double Stack Self Locking Washer DIN25201 Lock Washer -
Stainless Steel 304 316 Double Stack Self Locking Washer DIN25201 Lock Washer -
Stainless Steel 304 316 Double Stack Self Locking Washer DIN25201 Lock Washer -
Stainless Steel 304 316 Double Stack Self Locking Washer DIN25201 Lock Washer
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Product Description
| Product Information | |
| Brand | YONGBIAO Fastener |
| Name | washer |
| Standard | DIN25201 |
| Material | Stainless Steel |
| Surface | Primary Color |
| Packaging | Plastic Bag / Paper Box |
-
100 Percent Anti Loosening Performance - Ensures clamp load remains stable even under severe and continuous vibration, outperforming traditional friction based locking fasteners--18
-
Tension Based Locking Principle - Utilizes wedge effect instead of friction for locking, making the locking function unaffected by lubrication
-
Easy Installation and Removal - No special installation tools or procedures required; can be easily installed and removed with standard tools
Q: Can you send me your product catalog and price list?
A: There is a corresponding parameter table under each of our products for your reference. Since we have thousands of products, it is difficult to send you all the product catalogs and price lists. Please tell us the styles you are interested in and we can provide a price list for your reference.
Q: How is the quality of your products?
A: 100% inspection during production. Our products are certified by ISO9001, and TS16949 international quality standards.
Q: What materials can you provide for your products?
A: Carbon steel, alloy steel, stainless steel, brass, copper, or as per your requirements.
Q: What is your packaging?
A: Our normal packaging is plastic bags and paper boxes, we can also package the products according to your requirements.
Q: How about the warranty?
A: We are very confident in our products, we pack them very well to ensure that the goods are well protected.
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI2432411". Items marked "
" are certified.
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Company Profile
Ningbo Yongbiao Fastener Manufacturing Co., Ltd. is located in Ningbo, the second largest port city in China. The factory is 50 kilometers away from Ningbo Port and can reach the sea freight warehouse in one hour, with very fast logistics. The company was founded in 2012 and after years of hard work and development, it has become a factory covering an area of over 2000 square meters with a registered capital of 6.8 million yuan. So far, the company has two holding subsidiaries and has gradually developed into a medium-sized fastener manufacturing enterprise integrating research and development, production, and sales. Currently, the factory has more than 50 employees and complete production and testing equipment, including more than 50 production equipment and more than 10 testing equipment. The factory has an annual production capacity of 4000-5000 tons of fasteners and an annual output value of 40-50 million RMB. Our products have a normal delivery time of 20-30 days and a stock time of 1-5 days. Our independent brand "YB" accepts OEM, ODM. Our main products include various fasteners, standard parts, bolts, screws, wood screws, self tapping screws, turning screws, combination screws, nuts, accessories, flat washers, lifting rings, etc. In addition, we also have multiple CNC lathes and milling machines to provide customized fastener services for customers. The company's products are mainly used in the fields of automobiles, machinery, electronic equipment, sheet metal, security, new energy, etc., and have been widely praised by domestic and foreign customers. Welcome new and old customers to inquire.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- Room 308, Building B, Hebang Building, No. 628 Songjiang Middle Road, Yinzhou District, Ningbo City, Ningbo, Zhejiang, China
-
Plant Area
- 60 square meters
-
Number of Employees
- 8
-
Registered Capital
- 500,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays -
Nearest Port
- Ningbo Port, Shanghai Port
-
Minimum Order Quantity
- 10000pcs
-
Supply Chain Partners
- 20
Our Production Capability & Technical Expertise
-
Main Products
- Fastener, Screw, Bolts, Nuts, Washers
-
Production Lines
- 4
-
Production Machines
- Automatic Cutting Machine, Automatic Packing Machine, Automatic Thread Rolling Machine, Intelligent Forming Machine
-
QA/QC inspectors
- 3 people
-
Inspection Type for Finished Products
- Random inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 2 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2024-09-20
-
Export Year
- 1 Year
-
Main Markets
- Domestic
-
Repeat Buyers Choice
- 80%~100%
-
Number of Foreign Trading Staff
- 3
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Cooperated with Fortune 500
- No
FAQ
- Can you send me your product catalog and price list?
- There is a corresponding parameter table under each of our products for your reference. Since we have thousands of products, it is difficult to send you all the product catalogs and price lists. Please tell us the styles you are interested in and we can provide a price list for your reference.
- How is the quality of your products?
- 100% inspection during production. Our products are certified by ISO9001, and TS16949 international quality standards.
- What materials can you provide for your products?
- Carbon steel, alloy steel, stainless steel, brass, copper, or as per your requirements.
- What is your packaging?
- Our normal packaging is plastic bags and paper boxes, we can also package the products according to your requirements.
- How about the warranty?
- We are very confident in our products, we pack them very well to ensure that the goods are well protected.
Send your message to this supplier
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