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Durable High-Quality Round Nuts for Reliable Fastening Solutions
US$0.01-0.10
10,000 Pieces
Product profile
Customization
AvailableMaterial
Carbon Steel, Stainless Steel,BrassType
Round NutsModel NO.
GB 9160.3 (HML) - 1988Connection
/Head Style
/Standard
DIN, ANSI, GB, JIS, GOST, BSWGrade
/Standards
GB, DIN, ISO, JISFinished
Passivation, Zinc Plating, Black, Plainhdg, YellowCertificate
ISO9001/SGSSelling Units
Building, Industry, MachineryPackage
Customer'requireDelivery Time
15-30Transport Package
Cartons & Pallets or According to Customer''s RequSpecification
/Trademark
SOKUNOrigin
ZhejiangHS Code
7318150000Production Capacity
100000000Key features
Customization Options: Flexible customization available from samples or designs with full customization support.
ISO Certification: ISO-certified manufacturer ensuring quality-driven development and sustainable growth.
Rigorous Quality Assurance: Two-stage protocol including pre-production sampling and full batch inspection with torque testing.
Wide Material Selection: Available in Carbon steel, Stainless steel, Brass, Aluminum, and Titanium & Alloys.
Diverse Surface Finishes: Options include Zinc Plated, Hot Dip Galvanized, Dacromet, Nickel Plated, Black Oxide, and Plain.
Global Market Reach: Serving clients across North America, Europe, Australia, Asia, South America, Africa, and the Middle East.
Free Sample Availability: 1-3 pcs standard specification samples available with express shipping options.
Custom Lead Time: Customized samples produced within 15 working days.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 15 Years CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤3.81h
AI-Powered supplier vetting
SummarySokun is a limited company with 21 employees, related companies, and product coverage including fasteners, machined parts, and stamping parts. It supports customization from samples and designs, offers ODM services, and reports OEM service for well-known brands. Quality processes include quality assurance, documented inspection instructions, and complaint-handling records, although finished-product inspection is random and only one quality inspector is reported. Production-related strengths include in-stock capability, CNC and punching equipment, and one-month stated lead times in both peak and off-season periods. Key limitations are the absence of a valid manufacturing-capacity contract with related subcontractors, no overseas warehouse, branches, agents, or showrooms, and no documented R&D audit materials, new products in the past year, or R&D patents. Financial credibility cannot be determined from the provided information.
After-Sales capabilityThe supplier has a clear customer-complaint procedure with followed records and accepts several quotation and payment terms. However, it has no overseas warehouse, showroom, agent, or branch, and reports zero countries with overseas services, limiting evidence of localized after-sales support.
R&D capabilityThe supplier provides ODM and multiple customization-based design services, but reports no new products during the past year, no available SDK, no R&D audit documentation, and zero R&D patents. These facts indicate design support but limited documented evidence of independent innovation.
Production capacityProduction evidence includes CNC and punching equipment, in-stock capability, one-month lead times in both peak and off-season, and a product scope aligned with machined and stamping parts. Nevertheless, there is no valid manufacturing-capacity contract with related subcontractors, which creates a documented capacity-governance weakness.
Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, flexible customization, and minor customization, and also offers ODM services. This is direct evidence of broad customization capability.
Product Q&A
Q:What is your corporate background and manufacturing capability?
A:
Established in 2009, we are an ISO-certified fastener manufacturer and solar mounting system solutions provider headquartered in Ningbo, China. With comprehensive R&D capabilities and vertically integrated production facilities, we serve global markets including North America, Oceania, China Domestic Market, Eastern Europe, Southeast Asia, South America, Africa, and the Middle East. Our expert engineering teams specialize in precision fastener development, lean manufacturing, multi-stage quality
Q:How do you ensure product quality?
A:
We implement a rigorous two-stage quality assurance protocol: Pre-production sampling with dimensional verification and Full batch inspection including torque testing, salt spray analysis, and material certification prior to container loading. This dual-check system ensures consistent compliance with ASTM/ISO standards.
Q:What products do you manufacture?
A:
Our manufacturing expertise covers Industrial Fastening Solutions such as Hex bolts, machine screws, locking nuts, flat washers, threaded rods, blind rivets, retaining clips, and precision-engineered CNC-machined components. We also provide Solar Energy Installation Systems including Ground-mounted & rooftop solar racking systems, PV module mounting accessories, UL-certified cable management solutions, and corrosion-resistant ABS combiner box mounting brackets.
Q:Can you provide samples?
A:
Free samples are available (1-3 pcs standard specification). Express options include DHL/UPS/FedEx (customer's account). Prototyping service offers customized samples within 15 working days. Note: Sample cost is refundable upon bulk order confirmation.
Q:What are your payment terms and trade services?
A:
Standard commercial terms: 30% T/T deposit with 70% balance payable against Bill of Lading copy. For orders under $1,000 USD, we recommend full advance payment to minimize international transaction fees. Acceptable payment instruments: SWIFT transfer, LC at sight (negotiable for bulk orders).
Send Inquiry
*To:
Ningbo Yinzhou Sokun Import and Export Co., Ltd.
Ningbo Yinzhou Sokun Import and Export Co., Ltd.*Content:
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