Hex Bolts Hexagon Head Bolt (DIN931 M5-M56 Stainless Steel, 304, 316)
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Product Highlights
- Wide Size Range: Available in sizes from M5 to M56 to meet diverse machinery needs.
- Premium Materials: Made from high-quality Stainless Steel 304 and 316 for durability.
- Multiple Finishes: Options include Plain, Black, Hot Dip Galvanizing, Zinc Plated, and more.
- Factory Direct: Direct manufacturer of fasteners ensuring competitive pricing and quality.
- Strict Quality Control: Supervise every production link from start to end to ensure priority quality.
- Fast Response: Commitment to the fastest response time and best service for clients.
- Flexible Delivery: Off-season lead time within 15 workdays; peak season within one month.
- Global Export: Exporting to North America, Europe, Asia, Africa, and Oceania since 2004.
Product Attributes
- Customization
- Available
- Material
- Stainless Steel
- Type
- Hexagon Head
- Model NO.
- Hexagon head bolt
- Connection
- Common Bolt
- Head Style
- Hexagonal
- Standard
- DIN
- Grade
- 70
- Application
- Machinery
- Finish
- Hot Galvanizing
- Max Body Length
- 800mm/32inch
- Size
- M5-M56
- Main Material
- 304/316
- Class
- A2-70,A4-70
- Transport Package
- Carton, Polybag, Barrel
- Specification
- M5-M56
- Trademark
- QBH
- Origin
- Jiaxing City, Zhejiang Province.
- HS Code
- 731815
- Production Capacity
- 500 Tons/Month
- Package Size
- 26.00cm * 26.00cm * 14.00cm
- Package Gross Weight
- 25.000kg
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 Hex Bolts Hexagon Head Bolt (DIN931 M5-M56 Stainless Steel, 304, 316)
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Hex Bolts Hexagon Head Bolt (DIN931 M5-M56 Stainless Steel, 304, 316) -
Hex Bolts Hexagon Head Bolt (DIN931 M5-M56 Stainless Steel, 304, 316)
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Product Description
| Style | Hex Bolts & S.S. |
| Standard | DIN931 |
| Size | M5-M56 |
| Class | 70 |
| Material | A2/A4 |
| Finish | PLAIN, BLACK, H.D.G.(hot dip galvanizing), Z.P.(zinc planted), Y.Z.P., B.Z.P., mechanical zinc plated, dacromet, geomet, nickle plated, etc. |
| Packing | Carton, Polybag, Barrel |
| Pallet | solid wood pallet, plywood pallet, ton box/bag, etc. |
| Mechanical properties | DIN267.1 |
FAQ
Q:Are you a factory or trading company?
A: We are factories, mainly producing fasteners, such as nuts, bolts, screw and rod, and meanwhile, we also manage other hardware products.
Q: Where is your factory located? How can I visit there?
A: Our factory is located in Jiaxing City, Zhejiang Province with a good location and convenient transportation, which is next to Shanghai Port, Ningbo Port and Zhapu Port.
Q: How does you factory do regarding quality control?
A: "Quality is priority" we supervise each production link and we always attach great importance to quality controlling from the beginning to the end.
Our Promise:
1. High quality
2. Competitive price
3. The shortest delivery
4. The fastest response
5. Best service
If you are not sure about what exactly you need - feel free to contact us anytime and get professional assistance from us.
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASR2531789". Items marked "
" are certified.
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Company Profile
Jiaxing City Qunbang Hardware Co., Ltd. (brand: QBH) is a fastener enterprise integrating production, design, sales, and after-sales service. The company is located in the Hangzhou-Jiaxing-Huzhou Plain, close to Shanghai, Ningbo, and Zhapu ports. Thanks to its superior geographical position and convenient transportation, the company has natural advantages for export business.
The company mainly produces high-strength fasteners, with bolts and nuts as its core products. The main standards include DIN, ANSI/ASME, JIS, UNI, ISO, AS, BS, GB, and others. Our products are widely used in bridges, roads, petroleum pipeline facilities, wind power generation, and steel structure projects. Carbon steel bolts are available in grades 4.8, 5.8, 6.8, 8.8, 10.9, and 12.9; Nuts in grades 4, 6, 8, and 10. Stainless steel fasteners are mainly made of 201, 304, and 316. Since its establishment, QBH has undergone over ten years of development. We are equipped with comprehensive testing equipment and maintain good cooperation with SGS and TUV. Each batch of products is accompanied by a 3.1 or 3.2 certificate, further ensuring quality.
In 2017, we registered the trademark "QBH" in China, the EU, and the United States, and obtained six fastener product patents. We have also been awarded the Zhejiang Province Science and Technology Small and Medium-sized Enterprise certificate and the ISO9001: 2000 certificate. As the company continues to grow and customers demand more diversified products, we have further strengthened our manufacturing capabilities.
In 2025, QBH officially expanded with two new factories:
China Factory (Ningbo):
NINGBO QB FASTENER MANUFACTURING Co., Ltd.
Address: No. 100, Tianshen Road, Jiulonghu, Zhenhai, Ningbo City, Zhejiang Province, China
Vietnam Factory:
KHAI TIN HUY PRODUCTION AND TRADING COMPANY LIMITED
Address: Street No. 1, Thuan Dao Expanded Industrial Park, Long Dinh Ward, Can Duoc District, Long An, Vietnam
With the addition of these new facilities, QBH has significantly increased production capacity, optimized cost structures, and enhanced supply chain flexibility. Starting from 2015, QBH had already begun cooperating with several fastener enterprises to enrich product variety and improve pricing. Now, with our own manufacturing bases in both China (Ningbo) and Vietnam, we can offer even more competitive prices, shorter lead times, and better quality control across a wider range of products.
QBH has always been committed to providing customers with efficient, convenient services and high-quality products. Our mission is to create a pleasant trading experience for our customers, deeply participate in their construction projects, and make progress together. This means we continuously strive to offer better and more cost-effective solutions, helping customers stand out in a competitive market.
QBH promises to always provide you with excellent quality, efficient service, and very competitive prices. We believe our cooperation is not only business-based but also an opportunity to open new markets together on a win-win basis. We thank all our past customers for their great support and help, which have allowed us to grow step by step. At the same time, we look forward to establishing new business relationships with you in the near future.
About Our Factory & Business Background
- Address
- No375, Tongle Road, Nanhu District, Jiaxing City, Zhejiang Provice, Jiaxing, Zhejiang, China
- Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment, OA
- International Commercial Terms(Incoterms)
- FOB, CFR, CIF, DDP, EXW, Others
- Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays - Nearest Port
- SHANGHAI, NINGBO
Our Production Capability & Technical Expertise
- Main Products
- Fastener, Nuts, Bolts, Thread Rod, Washer, Hex Nuts, Hex Bolts, A194-2h, A325/A325m, A490/A490m
Our Industry Experience & Global Business Record
- Export Year
- 2004-01-10
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- Are you a factory or trading company?
- We are factories, mainly producing fasteners, such as nuts, bolts, screw and rod, and meanwhile, we also manage other hardware products.
- Where is your factory located? How can I visit there?
- Our factory is located in Jiaxing City, Zhejiang Province with a good location and convenient transportation, which is next to Shanghai Port, Ningbo Port and Zhapu Port.
- How does your factory do regarding quality control?
- 'Quality is priority' we supervise each production link and we always attach great importance to quality controlling from the beginning to the end.
- What materials are used for these hex bolts?
- The bolts are made from Stainless Steel, specifically grades 304 and 316.
- What size range is available for these bolts?
- The available size range is from M5 to M56.
- What surface finishes are available?
- Finishes include Plain, Black, Hot Dip Galvanizing (H.D.G.), Zinc Plated (Z.P.), Mechanical Zinc Plated, Dacromet, Geomet, and Nickel Plated.
- What are your terms of payment?
- We accept LC, T/T, D/P, PayPal, Western Union, Small-amount payment, and OA.
- What is the lead time for delivery?
- Off-season lead time is within 15 workdays, while peak season lead time is one month.
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