What certifications do you have?

We follow the ISO9001 quality management system and provide MTC and mill certificates.

Round Washer Carbon Steel Plain Washer

Name: Round Washer Carbon Steel Plain Washer
Brand: Ningbo Steel Bolt Co., Ltd
SKU: 2118881165

Zhejiang, ChinaNingbo Steel Bolt Co., Ltd

US$0.10-1.00

1,000 Pieces

Product profile

Customization

Available

Material

Steel

Packing

Pallets

Model NO.

DIN125

Product Name

Round Washer

Standard

DIN

Finish

Plain

Application

Industry

Surface Treatment

Zincplated

Origin

Zhejiang, China

Production Capacity

100000 Piece/Pieces Per Month

Key features

Lifetime Warranty: 100% qualified products with lifetime warranty coverage.

OEM/ODM Support: We accept OEM and ODM services for fasteners.

ISO9001 Certified: Strict quality control following ISO9001 management system.

Free Samples: Free standard fastener samples available for new customers.

Flexible MOQ: We accept orders of any size and keep stock of various fasteners.

Fast Delivery: Stock items delivered within 15 days; larger quantities in 25-35 days.

Custom Packaging: Options for customized logos or cartons available.

Quality Assurance: MTC and mill certificates provided with every production link inspection.

Company profile

High Repeat Buyers Choice

Ningbo Steel Bolt Co., Ltd

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 6 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤24h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier and operates as a combined company involved in producing and selling fasteners, hardware products, auto parts, and oil pipeline fittings. It supports extensive product customization, including samples, designs, full customization, minor customization, and flexible customization. The supplier reports two production lines and one presence in a main export market, with an average lead time of one month in both peak and off-season periods. However, it lacks 3D software design services, SDK availability, in-stock capacity, overseas warehouses, overseas agents or branches, and offline trade-show participation. Finished products are checked by packing staff, while no written procedures or records are used for assessing service capability. The provided information does not establish certifications, financial strength, after-sales performance, or customer case history.

Supplier typeThe supplier is explicitly identified as a professional technical supplier. It is a combined company whose stated business scope includes production and sales of fasteners, hardware products, auto parts, and oil pipeline fittings, as well as related import and export activities.

R&D capabilityThe supplier is identified as having professional technical research and development capability, and it offers multiple forms of customization. However, it explicitly does not provide 3D software design services and has no available SDK, so the evidence supports technical customization but not broader digital or software innovation capability.

Production capacityThe supplier reports two production lines, one-month average lead times in both peak and off-season, and six years of exporting experience. Countervailing controls are limited: finished products are checked by packing staff, there is no continuous quantity reconciliation for each batch or production run, no outsourcing SOP, no valid manufacturing-capacity contract with related subcontractors, and no in-stock capacity.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. This is direct evidence of broad product-design and modification capability, although 3D software design services are not available.

Product Q&A

Q:What is the warranty period?

We provide a lifetime warranty for all our products, ensuring 100% qualification.

Q:Do you accept OEM or ODM orders?

Yes, we accept OEM and ODM services for fasteners.

Q:What is the delivery time for orders?

Stock items can be delivered within 15 days, while larger quantities may take 25-35 days.

Q:Can I get free samples?

New customers can receive free samples for standard fasteners, with express charges covered by the client. Old customers receive free samples with express charges covered by us.

Q:What are the payment terms?

We accept T/T, L/C, D/P for general orders, and PayPal and Western Union for small or sample orders.