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High Quality Copper Flat Washer Sealing Gasket for Engine Oil Drain Plug and Mechanical Applications
US$5.00
100 Pieces
Sample price:US$30.00/piece.Request sample
Product profile
Customization
AvailableAfter-sales Service
YesWarranty
1 YearSurface
AnodizedColor
as DrawingWeight
as DrawingMaterial
Steel AluminumTransport Package
CartonSpecification
As drawingTrademark
OEMOrigin
ChinaHS Code
7616999000Production Capacity
1000000000PCS/YearKey features
Wide Material Selection: Available in Stainless Steel, Aluminum, Brass, Steel, Copper, Plastic, and Titanium.
Custom Surface Treatment: Options include Anodizing, Plating, Polishing, and others based on customer requirements.
High Precision Tolerance: Standard tolerance +/-0.005-0.03mm with customization available for specific needs.
Comprehensive Quality Assurance: Includes self-check, engineer spot check, QC inspection, and 100% final inspection.
ISO 9001:2015 Certified: Factory holds international quality management certification and SGS audit.
Fast Sample Delivery: Samples delivered within 3-8 days with sample cost refundable in mass production.
OEM and ODM Services: Full customization from samples, designs, or flexible minor customization options.
NDA Protection Available: We sign NDAs to ensure customer designs remain confidential and are not shared.
Company profile
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: 9 years CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤8.50h
AI-Powered supplier vetting
SummaryThe supplier operates in power and telecommunications casting and supplies castings to Chinese and overseas automobile industries. It reports more than 300 staff, a facility exceeding 30,000 square meters, five production lines, six quality-control testing equipment items, and 11–20 quality-control staff. Customization and ODM services are available, with new products developed during the past year and OEM service for known brands. Production and finished-product inspection procedures are documented and followed. However, no supplier-management certifications, overseas warehouses, showrooms, agents or branches are reported, and no offline trade-show participation is stated. R&D capability includes five engineers using CAD and UG, but design-development documentation is unavailable for audit and no SDK is available. Financial records are identified by year, but the provided information does not establish financial strength.
CertificationsThe supplier-management-system certification field is explicitly reported as “NIL.” This is direct evidence that no certification is disclosed in the provided information.
After-Sales capabilityThe supplier has written procedures and records for service assessment, corrective and preventive actions, and customer-complaint handling. However, it reports no overseas warehouse, showroom, overseas agent or branch, and zero countries with overseas services; therefore, documented service processes exist but overseas after-sales coverage is absent.
R&D capabilityThe supplier reports new products during the past year, ODM services, five R&D engineers, and CAD/UG software, with engineers developing products according to customer requirements. Against this, no SDK is available and no design-input, output, review, verification or validation documents are available for audit; the evidence supports practical customization-oriented R&D but also indicates weak R&D documentation and limited software-platform capability.
Production capacityThe supplier reports a facility exceeding 30,000 square meters, more than 300 staff, five production lines, six quality-control testing equipment items, 11–20 quality-control staff, and a broad casting-related equipment set including automatic casting, heat treatment, CNC drilling and inspection equipment. Finished-product inspection instructions are documented and uniformly followed, supporting substantial production capability.
Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization and flexible customization, together with ODM services. R&D engineers are assigned to develop new products according to customer requirements, providing direct evidence of broad customization support.
Client casesThe supplier states that it provides OEM services for known brands and supplies millions of castings to Chinese and overseas automobile industries. These statements indicate relevant industry and brand-service experience, but no specific customer names, project details or independently verifiable case records are provided.
Product Q&A
Q:How can I get CNC parts sample?
A:
Yes, just need sample cost, we will return it back in mass production. We also provide free samples in special conditions.
Q:How about the lead time?
A:
It depends on quantity, generally 7-20 days after order confirmation.
Q:Can you give me help if my products are very urgent?
A:
Yes, we will try our best to give you help. Because we have our own factory to produce. We can flexible to adjust our production schedule.
Q:I want to keep our design in secret, can we sign NDA?
A:
Sure, we will not display any customers' design or show to other people, we can sign NDA.
Q:Can we know the production process without visiting the factory?
A:
We will offer a detailed production schedule and send pictures and videos which show the machining progress.
Send Inquiry
*To:
Zhejiang Shengxuan Industry Co., Ltd
Zhejiang Shengxuan Industry Co., Ltd*Content:
Supplier replies will be sent to your registered email
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