Bolts for Coupling Sets of Steel Structure Hex Bolt Screw
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Product Highlights
- Anti-Corrosion & Earthquake Resistance: High-intensity bolts designed for durability, corrosion resistance, and seismic safety in steel structures.
- Customized Colors Available: Offering customized color options to meet specific project aesthetic or identification requirements.
- ISO9001, CE & RoHS Certified: Manufactured under strict ISO9001 standards with CE and RoHS global certifications for quality assurance.
- 30 Years Manufacturing Experience: Professional manufacturer with over 30 years of expertise in high-strength fastener R&D and production.
- OEM & ODM Services: Supports OEM and ODM customization to provide competitive pricing and tailored quality solutions.
- Flexible Packaging Options: Provides carton, bag, box, and custom packaging solutions to ensure secure transit and customer needs.
- Global Market Presence: Products exported to over 30 countries including EU, North America, and Southeast Asia.
- Online Installation Guidance: Professional online guidance service provided to ensure easy and correct installation of bolts.
Product Attributes
- Customization
- Available
- After-sales Service
- Customer Focus
- Connection Form
- Bolt Connection
- Model NO.
- A325/
- Feature
- Anti-Corrosion, Earthquake Resistance, Easy To Install, High Intensity, Recyclable
- Install
- Online Guidance
- Selling Units
- Single Item
- Measurement System
- Inch, Metric
- Delivery Time
- 7-15 Days
- Color
- Customized Colors
- Sample
- Freely Suppllied
- Brand Name
- Haosheng
- Product Name
- Hex Bolt
- Single Package Size
- 25X25X25cm
- Transport Package
- Customized
- Specification
- M16-M36
- Trademark
- Customized
- Origin
- Hebei, China
- HS Code
- 7318199000
- Production Capacity
- 50ton/Month
- Package Size
- 1.00cm * 1.00cm * 1.00cm
- Package Gross Weight
- 1.000kg
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 Bolts for Coupling Sets of Steel Structure Hex Bolt Screw
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Product Description

Handan Haosheng Fastener Co., Ltd., a trailblazer since 1996, stands proudly in the Southwest Development Zone of Yongnian, Hebei, famously known as the 'Capital of Fasteners in China'. As a preeminent standard parts service provider in North China, we specialize in the R&D and manufacture of high-strength fasteners. Our state-of-the-art industrial framework harmoniously integrates warehousing and logistics, precision processing, and rigorous quality inspection to ensure unparalleled service.
With 29 years of technical evolution and strategic expansion, our registered capital has blossomed to 50 million yuan. Spanning over 30,000 square meters, we boast more than 120 advanced production units including fully automated cold heading units and CNC machining centers. Our team of 180 dedicated professionals, including 10 senior engineers, achieve an astounding monthly production capacity exceeding 2,000 tons. For three consecutive years, our annual sales have maintained a remarkable 20% growth, culminating in 2022's revenue of 120 million yuan, solidifying our dominance in the Yongnian District fastener industry.
Our extensive product range includes high-strength bolts and nuts adhering to international standards such as DIN933 and DIN6915. Certified by the ISO9001 quality management system, we've also achieved global certifications like CE and RoHS. Our self-built three-dimensional testing laboratory coupled with an ERP intelligent warehousing system empowers us to deliver comprehensive solutions, from material selection to custom processing and cross-border logistics. Our distinguished products grace over 30 countries and regions, encompassing the European Union, North America, and Southeast Asia.

2, Bag Packaging: Secured in durable gunny bags, available in 25kg or 50kg options for flexibility and convenience.
4, Box Packaging: Professionally boxed with 4 boxes in a 25kg carton or 8 boxes per carton to suit various shipping needs.
5, Custom Packaging: Tailored packaging solutions to meet the unique requirements of our esteemed customers.

A1: We are professional manufacturer with 30 years experience. We accept OEM, ODM as your needs and assure the competitive price and quality for you.
Q2: Can you offer me sample?
A2: Yes, we can offer you sample to test and check quality.
Q3: How does your factory do regarding quality control?
A3: We have professional QC team to inspect each items from the links of production to package.
Q4: How about your delivery time?
A4: Normally it will take 30-35 days after receiving your deposit.
Q5: What is your terms of payment?
A5: T/T 30% as deposit, and 70% balance before delivery.
Q6: What advantages we have?
A6
1.Strict QC: For each order, strict inspection will be carried out by the QC department before shipping. The bad quality will be avoid within door.
2.Shipping: We have shipping department and forwarder, so we can promise faster delivery and make the goods well protected.
3.Our factory professional production metal box drawer system,hinge,concealed drawer slides ,ball bearing slides , etc furniture fittings.
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI256354". Items marked "" are certified.
Company Profile
About Handan Haosheng Fasteners Co., Ltd.
Since its establishment in 1996, Handan Haosheng Fasteners Co., Ltd. Has grown into a comprehensive sales center that integrates warehousing, processing, and inspection through over two decades of arduous efforts. With a workforce of more than 100 employees, including 10 senior technicians. We have established long - term and stable partnerships with large - scale hardware enterprises both within and outside the province, and our products have found their way to markets across the globe.
Nestled in a prime location with excellent transportation accessibility, our 30, 000 - square - meter modern production base encompasses a complete in - house production process. From wire drawing, annealing, cold heading to quenching and tempering, every step is carried out on - site, enabling us to fully satisfy diverse customer requirements.
Our independent inspection laboratory is outfitted with a full suite of advanced testing equipment. This setup empowers us to conduct a wide range of technical tests, including material chemical analysis, metallographic inspection, mechanical property testing, corrosion resistance testing, and measuring tool calibration. Such comprehensive testing ensures stringent quality control and continuous product enhancement.
Upholding the enterprise spirit of "Crafting every screw with meticulous attention" and the business philosophy of "Customer - first, integrity - driven, and service - oriented", we are dedicated to becoming a globally leading fastener enterprise. Our success today is built upon a perfect quality assurance system, strict management regulations, powerful production capabilities, and cutting - edge inspection methods.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- Handan, Hebei, China
-
Plant Area
- 20000 square meters
-
Number of Employees
- 103
-
Registered Capital
- 50,000,000 RMB
- Terms of Payment
- T/T, PayPal, Money Gram, LC, D/P
- International Commercial Terms(Incoterms)
- FOB, EXW, CFR, CIF, DAT, FAS, FCA, DDP, DAP, CIP, CPT
- Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays - Nearest Port
- TIANJIN, QINGDAO, YIWU
Our Production Capability & Technical Expertise
- Main Products
- Bolt, Nut, Screw, Anchor, Washer, Stud, Fitting
-
Production Lines
- 18
-
Production Machines
- Annealing Furnace, Shooting machine, Drawing Machine, Cold heading machine, Screw making machine, Tempering line
-
QA/QC inspectors
- 5 people
-
Inspection Type for Finished Products
- Random inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
Traceability of Raw Materials
- Yes
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
- Export Year
- 2008-04-01
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
-
Repeat Buyers Choice
- 50%~80%
-
Number of Foreign Trading Staff
- 18
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO45001:2018, ISO14001
-
Cooperated with Fortune 500
- Yes
FAQ
- Are you a manufacturer or trading company?
- We are a professional manufacturer with 30 years of experience. We accept OEM and ODM as per your needs and assure competitive prices and quality.
- Can you offer samples?
- Yes, we can offer samples for you to test and check quality.
- How does your factory handle quality control?
- We have a professional QC team to inspect each item from production links to packaging. Strict inspection is carried out before shipping to avoid bad quality.
- What is your delivery time?
- Normally it takes 30-35 days after receiving your deposit. Peak season lead time is one month, and off-season is within 15 workdays.
- What are your terms of payment?
- T/T 30% as deposit, and 70% balance before delivery. We also accept PayPal, Money Gram, LC, and D/P.
- What advantages do you have?
- 1. Strict QC: Inspection before shipping. 2. Shipping: We have a shipping department and forwarder for faster delivery and protection. 3. Professional production of metal box drawer systems and furniture fittings.
- What certifications do your products have?
- Our products are certified by the ISO9001 quality management system, as well as global certifications like CE and RoHS.
- What packaging options are available?
- We offer carton packaging (25kg/carton), bag packaging (25kg or 50kg), box packaging, and custom packaging solutions to meet unique requirements.
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