Galvanized & Stainless Steel SUS304/316 (A2/A4) Round Head Square Neck Carriage Bolts
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Product Highlights
- Diverse Material Options: Available in Galvanized Steel and Stainless Steel SUS304/316 (A2/A4).
- Customization Support: OEM/ODM services and customized product/artwork available with professional designers.
- Free Sample Availability: 1 to 2 pieces of samples provided free of charge for evaluation.
- Flexible Order Terms: Small trial orders are accepted for new customers.
- Volume Discounts: Discounts available on large orders with better rates for larger quantities.
- Fast Delivery: Standard delivery within 2 weeks after down payment; up to one month for very large orders.
- High Tensile Strength: 3/8 inch bolts offer 4,250 lbs strength; 1/2 inch bolts offer 8,500 lbs strength.
- Established Manufacturer: Founded in 1994 with over 30 years of expertise in telecommunications and power transmission.
Product Attributes
- Customization
- Available
- Name
- Carriage Bolt
- Material
- Galvanizeed Steel
- Model NO.
- CBL
- Application
- Overhead Line Hardware
- Service
- OEM ODM
- Transport Package
- Export Standard Package
- Specification
- Length 4", 5", 6", 7"
- Trademark
- OPTELEC
- Origin
- China
- Production Capacity
- 500000PCS/Month
- Package Size
- 20.00cm * 10.00cm * 10.00cm
- Package Gross Weight
- 5.000kg
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 Galvanized & Stainless Steel SUS304/316 (A2/A4) Round Head Square Neck Carriage Bolts
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Galvanized & Stainless Steel SUS304/316 (A2/A4) Round Head Square Neck Carriage Bolts -
Galvanized & Stainless Steel SUS304/316 (A2/A4) Round Head Square Neck Carriage Bolts -
Galvanized & Stainless Steel SUS304/316 (A2/A4) Round Head Square Neck Carriage Bolts -
Galvanized & Stainless Steel SUS304/316 (A2/A4) Round Head Square Neck Carriage Bolts -
Galvanized & Stainless Steel SUS304/316 (A2/A4) Round Head Square Neck Carriage Bolts -
Galvanized & Stainless Steel SUS304/316 (A2/A4) Round Head Square Neck Carriage Bolts -
Galvanized & Stainless Steel SUS304/316 (A2/A4) Round Head Square Neck Carriage Bolts
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Product Description
Application
MPS carriage bolts are roll threaded with square shoulder and square nut.
Material
Steel hot dip galvanized
3/8" Diameter - Minimum Tensile Strength 4,250 lbs
| Catalog Number | Bolt Length(in) | Thread Length(in) | Weight/100(lbs) |
| YR8634 | 4 | 3 | 16 |
| YR8634-1/2 | 4 1/2 | 3 | 16 |
| YR8635 | 5 | 3 | 18 |
| YR8636 | 6 | 3 | 22 |
| YR8637 | 7 | 4 | 24 |
| YR8638 | 8 | 4 | 26 |
| YR8640 | 10 | 4 | 34 |
1/2" Diameter - Minimum Tensile Strength 8,500 lbs
| Catalog Number | Bolt Length(in) | Thread Length(in) | Weight/100(lbs) |
| YR8645 | 5 | 3 | 35 |
| YR8646 | 6 | 3 | 41 |
| YR8647 | 7 | 4 | 44 |
| YR8648 | 8 | 4 | 51 |
Founded in 1994 and headquartered in Qingdao, China, Qingdao Powtech Electronic Co., Ltd is a trailblazing high-tech enterprise dedicated to designing, manufacturing, and supplying advanced solutions for telecommunications and power transmission industries. With over 30 years of expertise, we combine innovation, precision engineering, and customer-centric values to deliver reliable, sustainable technologies worldwide.
Mission: "From Design to Delivery, Powtech Offers You Reliability".
Vision: To pioneer sustainable technologies that connect communities and power global progress.
Q1:Can u provide us with samples?
Ans1: Yes, we can provide 1 to 2pcs samples for free.
Q2:If we need customized/OEM product, Can u supply?
Ans2: Yes,Customized/OEM product/artwork is available for us. Professional designers, Advanced technicians and mold modifications department ensure that we will make the exact model for u accordingly.
Q3:If u can accept small trial order?
Ans3: Yes, small trial order is accepted.
Q4:What payment terms available for u?
Ans4: We accept TT, LC, Alipay etc.
Q5:Can u offer discount?
Ans5: Yes, Discount available on large order. The larger the order, the more discount we will offer.
Q6:What is ur delivery time?
Ans6: Usually, delivery will be made within 2 weeks after down payment; If order very large,one month we will need. Please note, delivery time is production time, and shipping time not included. If u want to know, we can help u consult shipping company for details.
About the Supplier
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Company Profile
Founded in 1994 and headquartered in Qingdao, China, Qingdao Powtech Electronic Co., Ltd is a trailblazing high-tech enterprise dedicated to designing, manufacturing, and supplying advanced solutions for telecommunications and power transmission industries. With over 30 years of expertise, we combine innovation, precision engineering, and customer-centric values to deliver reliable, sustainable technologies worldwide.
Mission: "From Design to Delivery, Powtech Offers You Reliability".
Vision: To pioneer sustainable technologies that connect communities and power global progress.
Core Brands & Solutions
Leveraging a dual-brand strategy, we cater to diverse industry needs:
Optelec brand
Leader in Optical Communication & Power Transmission Optical Communication:
FTTH cables, ADSS/OPGW cables, fiber jumpers/pigtails, FAT/FDT distribution boxes, optical network components, and cable accessories. Power Transmission & Distribution:
Piercing clamps, ABC clamps, composite/ceramic insulators, surge arresters, fuses, switchgear cabinets, and cable terminals.
Jetpower brand
Innovator in Renewable Energy & Power Systems Solar street lighting systems.
Customized power supply solutions for telecom towers and industrial applications.
Manufacturing Powerhouse & Supply Chain Advantage
Advanced Production Capabilities 50+ Precision Machinery Units: 30+ injection molding machines for cable accessories and insulators, 10+ hydraulic press systems, 3 extrusion lines for cable sheathing, 2 laser cutting machines for high-precision components, 20+ stamping machines for metal parts, and 10+ welding systems for structural assemblies.
Scalable Output: Combined capacity of 2.5 million units annually, supporting both standardized and customized orders.
Agile Logistics: Integrated production-to-shipment workflows ensure 48-hour response times and on-time delivery across global markets.
Quality & Compliance Excellence Certifications: CE, RoHS, TUV, SGS, ISO 9001 (Quality), ISO 14001 (Environment), ISO 45001 (Safety).
Standards: Compliant with IEC, ANSI, and rigorous type-testing protocols.
In-House Testing: ISO-certified laboratory ensuring end-to-end quality control from R&D to delivery.
Global Impact & Strategic Partnerships Trusted By: British Telecom, France Telecom, Digicel, KEPCO (Korea), KPLC (Kenya), EDM (Mozambique), and major Brazilian power companies.
Global Reach: Serving 50+ countries with agile logistics, OEM/ODM flexibility, and competitive pricing.
Commitment: Tailored solutions that enhance efficiency, reliability, and sustainability for telecom and energy infrastructures.
Key Highlights 30+ Years of industry leadership.
Dual-Brand Portfolio: Optelec (optical/power) & Jetpower (solar/energy systems).
Advanced Manufacturing: 50+ machinery units ensuring rapid production cycles.
Globally Certified: Robust quality systems and in-house testing capabilities.
Strategic Alliances: Partnered with top-tier operators to drive global connectivity and energy resilience.
Qingdao Powtech stands at the forefront of technological innovation, bridging the gap between reliability and progress. By integrating cutting-edge engineering, stringent quality, and sustainable practices, we empower industries to build resilient networks and energy systems for a connected future.
Connect with Us. Power Your Progress.
About Our Factory & Business Background
- Address
- Dazhoucun Industrial Park, Chengyang District, Qingdao, Shandong, China
- Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2007-05-01
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia
FAQ
- Can you provide samples?
- Yes, we can provide 1 to 2pcs samples for free.
- Do you supply customized or OEM products?
- Yes, Customized/OEM product/artwork is available for us. Professional designers, Advanced technicians and mold modifications department ensure that we will make the exact model for u accordingly.
- Do you accept small trial orders?
- Yes, small trial order is accepted.
- What payment terms are available?
- We accept TT, LC, Alipay etc.
- Can you offer discounts?
- Yes, Discount available on large order. The larger the order, the more discount we will offer.
- What is your delivery time?
- Usually, delivery will be made within 2 weeks after down payment; If order very large,one month we will need. Please note, delivery time is production time, and shipping time not included. If u want to know, we can help u consult shipping company for details.
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