Premium High-Strength Steel Double End Stud Bolts with Nuts for Heavy-Duty Applications
Transactions: US$60,000+
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Product Highlights
- Wide Size Range: Available sizes from M5x10mm to M100x3000mm to meet diverse requirements.
- Multiple Standards: Compliant with GB, DIN, ISO, and JIS international standards.
- Diverse Finishes: Options include passivation, zinc plating, black, plain, HDG, and nickel plating.
- Material Variety: Offered in A2, A4, 314, 316 stainless steel, low carbon, medium carbon, and alloy steel.
- Customization Service: Flexible OEM/ODM services available with customization from samples or designs.
- Free Sample Availability: Free standard samples (1-3 pcs) available; cost refundable upon bulk order.
- High Production Capacity: Monthly production capacity of 300 tons ensures timely delivery.
- ISO Certified Manufacturer: Established in 2009 with rigorous two-stage quality assurance protocols.
Product Attributes
- Customization
- Available
- Material
- Carbon Steel
- Connection
- Common Bolt
- Model NO.
- /
- Head Style
- /
- Standard
- DIN
- Grade
- /
- Finish
- Zinc
- Standards
- GB, DIN, ISO, JIS
- Finished
- Passivation, Zinc Plating, Black, Plain
- Size
- M5X10mm-M100X3000mm
- Productioncapacity
- 300tons/Month
- Sample
- Avaliable
- Delivery Time
- 15-30
- Service
- Customized OEM ODM
- Transport Package
- Cartons & Pallets or According to Customer''s Requ
- Specification
- /
- Trademark
- SOKUN
- Origin
- Zhejiang
- HS Code
- 7318150000
- Production Capacity
- 100000000
- Package Size
- 10.00cm * 10.00cm * 10.00cm
- Package Gross Weight
- 10.000kg
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 Premium High-Strength Steel Double End Stud Bolts with Nuts for Heavy-Duty Applications
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Premium High-Strength Steel Double End Stud Bolts with Nuts for Heavy-Duty Applications -
Premium High-Strength Steel Double End Stud Bolts with Nuts for Heavy-Duty Applications -
Premium High-Strength Steel Double End Stud Bolts with Nuts for Heavy-Duty Applications -
Premium High-Strength Steel Double End Stud Bolts with Nuts for Heavy-Duty Applications -
Premium High-Strength Steel Double End Stud Bolts with Nuts for Heavy-Duty Applications -
Premium High-Strength Steel Double End Stud Bolts with Nuts for Heavy-Duty Applications -
Premium High-Strength Steel Double End Stud Bolts with Nuts for Heavy-Duty Applications
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Product Description
Product Description
| Product Name: | Double End Bolts | |
| Standard: | GB, DIN, ISO, JIS |
|
| Material: | A2 A4 314 316 stainless steel /Low carbon steel/medium carbon steel/alloy steel | |
| Size: | M5x10mm-M100x3000mm | |
| Finished: | passivation,zinc plating,black,plain, HDG,Yellow zinc plated,chromed,nickel plated | |
| Delivery time: | Normally in 30-40 days. | |
Ningbo Yinzhou Sokun Import & Export Co., Ltd. is located in Ningbo, a major port city with excellent transportation infrastructure.
Main Products: Non-standard parts, fasteners, stamping parts, and machined parts.
We have established long-term business relationships with professional clients across North America, Europe, Australia, and Asia.
Guided by our core values of "Sincerity, Dedication, Creativity, and Innovation", we adhere to a quality-driven development strategy** under scientific management to ensure sustainable growth and profitability.
Main Products: Non-standard parts, fasteners, stamping parts, and machined parts.
We have established long-term business relationships with professional clients across North America, Europe, Australia, and Asia.
Guided by our core values of "Sincerity, Dedication, Creativity, and Innovation", we adhere to a quality-driven development strategy** under scientific management to ensure sustainable growth and profitability.
| Q1. Corporate Profile & Manufacturing Capabilities |
| A1: 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 assurance protocols, and after-sales service management. |
| Q2. Quality Assurance System |
| A2: We implement a rigorous two-stage quality assurance protocol: Pre-production sampling with dimensional verification 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. |
| Q3. Core Product Portfolio |
| A3: Our manufacturing expertise covers: • Industrial Fastening Solutions: Hex bolts, machine screws, locking nuts, flat washers, threaded rods, blind rivets, retaining clips, and precision-engineered CNC-machined components • Solar Energy Installation Systems: Ground-mounted & rooftop solar racking systems, PV module mounting accessories, UL-certified cable management solutions, and corrosion-resistant ABS combiner box mounting brackets |
| Q4. Can you provide a sample? |
| A4: ✓ Free samples available (1-3 pcs standard specification) ✓ Express options: DHL/UPS/FedEx (customer's account) ✓ Prototyping service: Customized samples within 15 working days ✓ Note: Sample cost refundable upon bulk order confirmation |
| Q5. Payment Terms & Trade Services |
| A5: 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) |
About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASR263105". Items marked "
" are certified.
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Company Profile
Founded in 2010, Sokun is a leading OEM fastener manufacturing, plating/finishing, and industrial production company. We are dedicated to providing high-quality fasteners at competitive prices to customers worldwide. With over 11 years of experience in manufacturing a full range of fasteners-including stainless steel, galvanized, and zinc options-we combine industry expertise with state-of-the-art facilities to deliver products that exceed customer expectations. Sokun is equipped with an R&D department, an in-house design team, and a warehouse stocking location, ensuring we can meet your demands efficiently.
Our Product Range
We offer a comprehensive selection of fasteners in both imperial and metric standards, including:
Screws, Nuts, Washers, Anchors, Pins, Keys, Square Head Set Screws, Threaded Rods, Socket Screws
These products are available in a variety of materials to suit your specific needs. At Sokun, we touch your life every day-through the house you live in, the way you commute, and the products you use.
Why Choose Sokun?
Custom Solutions: If you don't see the product you need, let us know. We'll manufacture, stock, and deliver it as per your requirements.
One-Stop Shop: We offer same-day delivery for in-stock items and tailored supply chain solutions to meet your unique needs.
Cost Savings: Our custom inventory control programs help you save significantly on costs.
Expert Support: Our experienced sales engineers are ready to provide solutions for your unique challenges.
Our Subsidiaries
Sokun is supported by its wholly owned subsidiaries:
Ningbo Yinzhou Sokun Import and Export Company Limited
Ningbo Zhenkun Machinery Company Limited
Commitment to Quality
When the success of your project depends on the strength and quality of each component, you can trust Sokun to supply the right materials to get the job done.
Get in Touch
For more information about our fastening products or to request a quote, please contact us today.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- Yinzhou District, Ningbo, Zhejiang, China
-
Plant Area
- 1927 square meters
-
Number of Employees
- 41
-
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, 1-3 months
Off Season Lead Time: one month -
Nearest Port
- Shanghai Port, Ningbo Port
-
Minimum Order Quantity
- 1 Kg
-
Supply Chain Partners
- 213
Our Production Capability & Technical Expertise
-
Main Products
- Screw, Bolt, Washer, Nut, Threaded Rod
-
Production Lines
- 1
-
Production Machines
- Punching Machine, Riveting Machine, Thread Rolling Machine, Bench Lathe, Laser Marking Machine
-
Customization Options
- Flexible customization, Customization from Samples, Customization from Designs, Full Customization
-
ODM Service Available
- Yes
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2010-02-10
-
Export Year
- 15 Years
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, East Asia(Japan/ South Korea)
-
Repeat Buyers Choice
- 50%~80%
-
Number of Foreign Trading Staff
- 17
-
Overseas Agent/Branch
- No
Our Certifications, Standards & Industry Recognition
-
Cooperated with Fortune 500
- No
FAQ
- What is the delivery time?
- Normally 30-40 days. Peak season lead time is one month, while off-season is also one month.
- Can you provide samples?
- Yes, free samples (1-3 pcs) of standard specifications are available. Customized samples take 15 working days. Sample cost is refundable upon bulk order confirmation.
- What are the payment terms?
- Standard terms are 30% T/T deposit with 70% balance against Bill of Lading copy. For orders under $1,000 USD, full advance payment is recommended. LC at sight is negotiable for bulk orders.
- What materials are available?
- We offer A2, A4, 314, 316 stainless steel, low carbon steel, medium carbon steel, and alloy steel.
- Do you offer customization services?
- Yes, we provide flexible OEM/ODM services including customization from samples and designs.
- What is the minimum order quantity?
- The minimum order quantity is 1 Kg.
- What quality assurance systems do you have?
- We implement a two-stage protocol: pre-production sampling with dimensional verification and full batch inspection including torque testing and salt spray analysis.
- What are the available finishes?
- Finishes include passivation, zinc plating, black, plain, HDG, yellow zinc plated, chromed, and nickel plated.
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