High Strength Steel Grade 10.9 B7 Threaded Rod Zinc Plated and Copper Welding Rod
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Product Highlights
- Factory direct sale wholesale,One stop purchasing service. Full-thread stud rod (threaded bar), compliant with DIN975 standard
- Multiple material grades: carbon steel 4.8/8.8/10.9/12.9,B7, stainless steel A2-70, A4-80
- Precision rolled thread, uniform pitch, good matching performance with standard nuts. We can supply nuts and washers as needed, enabling one-stop shopping.
- Various surface treatments: zinc-plated, hot-dip galvanized, black oxide, passivation
- Complete Range of Sizes: can be cut into custom lengths
- High tensile strength, stable mechanical property for heavy-duty connection.
- Widely used in steel structure, solar mounting, machinery, pipeline and curtain wall
- Factory direct supply, relevant test reports and qualification certificates are available.
- Free of charge samples are offered for your quality inspection, buyers only need to bear the courier freight.
- OEM/ODM Service: Professional manufacturer offering full customization from samples, designs, or minor adjustments.
Product Attributes
- Customization
- Available
- Type
- Threaded Rod
- Material
- Carbon Steel
- Model NO.
- Thread Bar DIN 975
- Diameter
- 2 mm-100 mm (Customized Available)
- Length
- 20 to 3000mm
- Welding Core Type
- Carbon Structural Steel
- Delivery
- 7-20 Days
- Packag Color
- Customizable
- Thread Standard
- Unc/Unf/Unef/Uns/Bsw/Bsf/Metric Coarse/Metric Fine
- Custom Order
- Customization by Drawing/Sample
- Price Terms
- Fob/CFR/CIF/DDP
- ODM/OEM
- Available
- Service
- Custom-Made Service
- Size Standard
- Metric/Inch
- Material Test Certificate
- Have
- Sample
- Samples in Stock Are Free with Freight Collect
- Color
- Silver
- Quality Control
- 100% Quality Inspection
- Application
- Connection,Fastening
- Brand
- Customized
- Transport Package
- Bulk Pack Small Boxed Carton+Pallet
- Specification
- M2 TO M72 LENGTH 100 TO 3000MM
- Trademark
- Qewitco
- Origin
- Zhejiang, China
- HS Code
- 731816
- Production Capacity
- 400 Tons Per Month
- Package Size
- 25.00cm * 25.00cm * 19.00cm
- 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 High Strength Steel Grade 10.9 B7 Threaded Rod Zinc Plated and Copper Welding Rod
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Product Description





Model NO. | Thread Bar DIN 975 |
Standard | DIN,BSW, JIS, ASME and ANSI, Non-standard, Customized Size or Drawing. |
Grade | 4.8,5.8,6.8,8.8,10.9,12.9(CARBON STEEL) A2-50,A2-70,A4-70,A4-80(STAINLESS STEEL) BRASS |
Size | M2 TO M72 LENGTH 100 TO 3000MM |
Material | Carbon Steel,Stainless Steel or Customized |
Finish | SELF COLOUR,ZINC PLATED,HDG,DACROMET or Customized |
ODM/OEM | Available |
Sample | Free but the customer pays for shipping |
Packaging | BULK PACK | SMALL BOXED or Customized |


• 20+ years since 2004 — proven track record supplying distributors, manufacturers & engineering firms across Europe, North America & Southeast Asia.
• Reliable quality & after-sales support — incoming material inspection → in-production follow-up → pre-shipment testing, lowering risk on bulk orders.
• One-stop flexible sourcing — standard fasteners plus hard-to-source non-standards from an integrated multi-supplier network, cutting your cost and communication load.
• Dedicated account manager — custom packaging and integrated logistics, delivering straight from factory to your warehouse.
• Free samples — buyers only cover the courier freight.
• Fast delivery — most sizes in stock; orders under 5,000 pcs ship in 5–7 days. Annual fastener capacity 8,000+ MT.






About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI2551066". Items marked "" are certified.
Company Profile
Headquartered in Qingdao, Qewitco is a distinguished global supplier specializing in industrial fasteners and hardware components, serving discerning clients across Europe and global markets. Since our establishment in 2004, we have built an exceptional reputation by seamlessly integrating British business ethics with China's manufacturing prowess, creating an unparalleled supply chain solution that combines quality, reliability, and competitive pricing for industrial consumables.
With over a decade of experience, we provide comprehensive sourcing solutions for both standard and customized fastener requirements, covering a complete range of screws, bolts, nuts, washers, and related hardware accessories. We strictly comply with all major international manufacturing standards while offering diverse material options to meet specific industrial application needs. Our carefully curated product portfolio addresses the exacting demands of various sectors, from construction and automotive to manufacturing and infrastructure development.
At Qewitco, we have perfected a value-driven service model through our factory-direct approach, eliminating unnecessary intermediaries to ensure cost efficiency without quality compromise. Our operational philosophy focuses on delivering a truly worry-free procurement experience, supported by dedicated account managers who provide personalized service throughout the supply process. We implement rigorous quality control at every production stage, complemented by flexible packaging solutions and an optimized logistics network designed for timely global delivery.
What truly sets Qewitco apart is our unique ability to bridge Eastern and Western business practices. We combine the reliability and transparency international buyers expect with China's manufacturing advantages. This dual advantage positions us as the ideal procurement partner for businesses seeking to optimize their supply chain while maintaining the highest standards of product quality and service excellence.
Our commitment goes beyond transactions to building lasting, mutually beneficial partnerships. We continuously invest in expanding our supplier network, enhancing quality assurance systems, and streamlining logistics operations to better serve global clients. As international trade evolves, Qewitco remains at the forefront, adapting to market changes and technological advancements to deliver increasingly sophisticated solutions worldwide.
For businesses seeking a trustworthy, experienced, and value-driven supplier of industrial fasteners and hardware components, Qewitco is the optimal choice. Discover how our expertise, resources, and commitment to excellence can contribute to your supply chain success. Contact us today to experience the Qewitco advantage and start a partnership that will transform your procurement process. Backed by extensive manufacturing connections and deep market knowledge, we are ready to meet your requirements with precision, efficiency, and the highest level of professional service.
About Our Factory & Business Background
-
Business Type
- Trading Company
- Address
- Qingdao, Shandong, China
-
Plant Area
- 350 square meters
-
Number of Employees
- 18
-
Registered Capital
- 2,069,300 RMB
- Terms of Payment
- T/T
- International Commercial Terms(Incoterms)
- FOB, CIF, DDP, CFR, DAT
- Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays
Our Production Capability & Technical Expertise
-
Main Products
- Bolt, Nut, Screw, Threaded Inserts, Washers, Threaded Rods & Studs, Lifting & Clamping, Pins & Rivets, Nails
-
QA/QC inspectors
- 2 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection)
-
Inspection Method for Finished Products
- Finished product checked by packing staff
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM 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
- 2003-12-05
- Export Year
- 2003-12-05
- Main Markets
- North America, South America, Eastern Europe, Oceania, Mid East, Western Europe
-
Repeat Buyers Choice
- 80%~100%
-
New Products Launched in Last year
- No
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015
-
Cooperated with Fortune 500
- No
FAQ
- Do you have your own production factory?
- Yes, besides our own factories, Qewitco also has good business relationship with many other fastener, tool, and facilities mills in China & overseas.
- How does your factory do regarding quality control?
- Clear standards and written inspection records, including incoming material, each process control, final inspection, and customer's complaint. Daily record is traceable.
- Do you have quality certification?
- Yes, CE, SGS, ISO, etc.
- What's the delivery time?
- We have most sizes in stock. For orders under 5,000 pcs, the lead time is 5-7 days.
- Is combination acceptable in one container?
- Acceptable.
- Do you factory have the capacity to help customer design develop new items?
- Yes, Qewitco has its own product research & development department. With agreement, based on sample or spec. drawings, Qewitco would like to develop new items for special application.
- Do you supply tools, facilities, including spare parts?
- Yes. And, in accordance with tool / machine's models, Qewitco sends the diagram to you for reviewing and suggest you some easy-broken parts.
- Minimum order quantity (MOQ)
- 1 Pallet.
- About your products, could you accept OEM?
- Acceptable. Yes, OEM service is available.
- How is the payment terms?
- For new customers, 30% / 50% in advance and 70% At Sight of Copy of B/L. With mutual learning / confidence, we accept to discuss new payment term.
- How is your customer support after purchase?
- We are committed to providing you with excellent after-sales service. If you encounter any quality issues, please kindly give feedback to Qewitco within 45 days.
- How can you get a quote quickly?
- Please email us with all the information you have, and if there are any details missing, feel free to send us pictures of the product or packaging so we can accurately determine your needs.
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