Hot-DIP Galvanized Double-End Stud Bolt with Flange High-Strength Double-End Stud
Product Specifications
- Size
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Product Highlights
- Superior Corrosion Resistance: Hot-dip galvanized coating provides long-term protection against rust, moisture, and salt.
- High Strength & Durability: Constructed from high-grade carbon or alloy steel for exceptional tensile strength.
- Secure Anti-Loosening Design: Integrated flange and double-ended threads prevent loosening under vibration.
- Uniform Load Distribution: Central flange ensures even clamping force and reduces stress on mating surfaces.
- Versatile Industrial Application: Suitable for power transmission, substations, structural steel, and telecommunication towers.
- Full Customization Available: Offers customization from samples, designs, full customization, and flexible options.
- Fast Delivery Time: Standard delivery within 10-15 days for most orders.
- OEM and ODM Services: Manufacturer supports both OEM and ODM services with R&D capabilities.
Product Attributes
- Customization
- Available
- Material
- Carbon Steel
- Type
- Hexagon Head
- Model NO.
- STLS01
- Connection
- Common Bolt
- Head Style
- Round
- Standard
- DIN, ANSI, GB
- Grade
- 8.8
- Application
- Machinery, Chemical Industry, Environmental, Building
- Finish
- Hot Galvanizing
- Transport
- by Sea or Air
- Cutomization
- Available
- Deliverytime
- 10-15days
- Weight
- 300g
- Transport Package
- Wooden or Pallet
- Specification
- Alloy
- Trademark
- Lanlong
- Origin
- China
- HS Code
- 730890000
- Production Capacity
- 5000
- Package Size
- 40.00cm * 30.00cm * 20.00cm
- 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 Hot-DIP Galvanized Double-End Stud Bolt with Flange High-Strength Double-End Stud
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Product Description

Material & Structure
Body Material: High-strength carbon steel or alloy steel for exceptional tensile strength and mechanical durability
Surface Treatment: Hot-dip galvanized for superior corrosion resistance against moisture, salt, and environmental elements
Design: Double-ended threaded structure with an integrated flange for enhanced load distribution and anti-loosening performance
Structure: Equal-length threaded ends for symmetrical connection, with a central flange to prevent over-tightening and ensure uniform pressure distribution
Features & Advantages
1.High Strength & Durability: High-grade steel construction provides exceptional tensile strength and resistance to bending or breaking under heavy loads.
2.Superior Corrosion Resistance: Hot-dip galvanized coating offers long-term protection against rust and oxidation, extending service life in outdoor and industrial environments.
3.Secure Connection: Double-ended threaded design allows for symmetrical, stable connection between two components, while the integrated flange prevents loosening under vibration.
4.Uniform Load Distribution: The central flange distributes clamping force evenly, reducing stress on mating surfaces and preventing damage.
5.Versatile Application: Compatible with a wide range of power fittings, electrical equipment, and structural components, making it suitable for diverse industrial and construction uses.
Application Fields
1.Power transmission and distribution line hardware
2.Electrical substation equipment and transformer connections
3.Structural steel and heavy machinery assembly
4.Telecommunication tower and antenna mounting
5.Outdoor and industrial equipment requiring high-strength, corrosion-resistant fastening


Origin | Hebei,China |
Port | Tianjin |
Specification | Customized |


About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI256594". Items marked "" are certified.
Company Profile
Baoding Lanlong Iron Industry Co., Ltd. is a leading Chinese manufacturer and exporter of high-quality industrial hardware and components. We empower global infrastructure development across power transmission, renewable energy, telecommunications, water management, oil & gas, and construction sectors.
Core Products:
Power Line Fittings: Full range (suspension/tension hardware, dead-ends, connectors, grounding) - ASTM, IEC, ANSI compliant. HDG, SS, aluminum.
Solar & Comm Cable Fittings: PV clamps, cable ties, ADSS/OPGW hardware, grounding - UV/corrosion resistant, UL/TUV/IEC standards.
Pumps: Centrifugal, submersible, dewatering pumps - robust, efficient (IE3/IE4).
Valves: Gate, globe, ball, check, butterfly valves - API, ANSI, DIN standards.
Petroleum Fasteners: API 6A/16A/17D bolts, nuts, studs - A193/A194, NACE MR0175 compliant.
Construction Hardware: Anchor bolts, framing connectors, rebar supports, fencing fittings.
Why Choose Us?
Quality Certified: Strict ISO 9001: 2015 processes. Material traceability (MTCs). In-process & final inspections (DPI, MPI, salt spray testing). Compliant with key international standards (ASTM, IEC, ANSI, API, AS, BS, DIN).
Manufacturing Strength: Modern facilities with CNC machining, forging, casting, robotic welding, and advanced galvanizing lines. Vertical integration ensures control.
Global Capability: Proven exporter to 5 continents. Efficient logistics & documentation handling (FOB, CIF, DDP terms).
Customer Focus: Responsive English support. Customization & OEM services. Competitive pricing without compromise.
One-Stop Solution: Comprehensive portfolio simplifies sourcing.
Commitment: We deliver reliable, certified components on time, building long-term partnerships based on trust and performance. Our solutions are integral to power grids, solar farms, telecom networks, water systems, oil fields, and construction projects worldwide.
Invitation: Contact us today to discuss your project requirements or request a quotation. Let's build the future together.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- Baoding, Hebei, China
-
Plant Area
- 2994 square meters
-
Number of Employees
- 13
-
Registered Capital
- 4,000,000 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: one month -
Nearest Port
- Tianjin Por
-
Minimum Order Quantity
- 50 Sets
-
Supply Chain Partners
- 5
Our Production Capability & Technical Expertise
- Main Products
- Metal Casting, Drop Attachments, Earth Anchors, Grounding Hardware, Poleline Hardware, Banding, Aerial Drop Hardware, Wall Anchors, Steneds, Fasteners
-
Production Lines
- 1
-
Production Machines
- Electric Furnace, Casting Equipment, Track Type Clear Machine, Mixer Machine, Dual-station vertical core-pulling machine
-
QA/QC inspectors
- 1 people
-
Inspection Type for Finished Products
- Random inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instruction but no written records
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 1 people
-
Traceability of Raw Materials
- Yes
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2007-08-07
-
Export Year
- 1 year
-
Main Markets
- Domestic
-
Repeat Buyers Choice
- 50%~80%
-
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
- What is the material of the stud bolt?
- The body material is high-strength carbon steel or alloy steel.
- How is the surface treated?
- It features a hot-dip galvanized coating for superior corrosion resistance.
- Can the product be customized?
- Yes, customization is available including full, minor, and flexible options from samples or designs.
- What is the delivery time?
- The standard delivery time is 10 to 15 days.
- What are the main application fields?
- It is used in power transmission, electrical substations, structural steel, and telecommunication towers.
- What is the minimum order quantity?
- The minimum order quantity is 50 sets.
- What payment terms are accepted?
- T/T
- Where is the product manufactured?
- The product originates from Hebei, China, with the nearest port being Tianjin.
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