Brass Anchors, Brass Drop In Anchors & Brass Anchor Fasteners



Metric Thread Sizes M4, M5, M6, M8, M10,M12 and M16 | ISO 9001:2008 Certified Manufacturer
Price: US$ 9.10/Kilogram
We are one of the leading manufacturers and exporters of premium quality Brass Anchors, Brass Drop In Anchors, and Brass Anchor Fasteners from India. We have been supplying high-grade Brass fastening solutions to the world market for many decades. Our extensive experience spanning over three decades has established us as a trusted global supplier of precision-engineered Brass Anchors in metric thread sizes ranging from M4 to M16. Our state-of-the-art manufacturing facility combines traditional craftsmanship with modern technology to produce superior quality Brass Anchor fasteners that meet international standards including ASTM, DIN, BS, JIS, and IS specifications. We specialize in custom manufacturing solutions with flexible production schedules, personalized packaging options, and comprehensive technical support. Our commitment to excellence, combined with competitive pricing and reliable delivery schedules, has made us the preferred choice for construction professionals, engineers, and procurement specialists worldwide. With ISO 9001:2008 certification and rigorous quality control processes, we ensure every Brass Anchor meets the highest standards of performance and durability.
Product Overview and Comprehensive Range
Brass Anchors – Heavy Duty Construction Fasteners
Our premium Brass Anchors are engineered for superior holding power in masonry, concrete, and structural applications. Manufactured from high-grade Free Cutting Brass conforming to IS 319 Type I and BS 249 Type I specifications, these anchors feature an innovative internal tapering module that enables controlled expansion and auto-locking mechanism. The knurled body design provides enhanced grip and performance in solid brick, light concrete, hollow core concrete panels, and timber installations. These metric Brass Anchors are designed with precision threading from M4 to M16 sizes, offering exceptional load-bearing capacity and long-term reliability in demanding construction environments.
Brass Drop In Anchors (latunnyj_anker) – Quick Installation Solutions
Brass Drop In Anchors represent the pinnacle of fastening technology, designed for rapid installation in concrete and masonry substrates. These anchors feature a unique drop-in design that allows for quick positioning and immediate load transfer capability. The precision-machined Brass construction ensures superior corrosion resistance and maintains structural integrity in harsh environmental conditions. Our Brass Drop In Anchors are particularly suited for suspended ceiling systems, HVAC installations, electrical conduit mounting, and temporary structural supports where quick removal and replacement capability is essential.
Brass Anchor Fasteners – Versatile Mechanical Solutions
Our comprehensive range of Brass Anchor Fasteners encompasses various mechanical fastening solutions designed for diverse industrial and construction applications. These fasteners combine the excellent machinability of Brass with robust mechanical properties, making them ideal for applications requiring both strength and corrosion resistance. The Brass Anchor Fasteners are manufactured using advanced CNC machining processes to ensure precise dimensional accuracy and consistent performance across all metric sizes from M4 to M16.
Brass Dowels – Precision Alignment Components
Brass Dowels serve as critical alignment and positioning components in mechanical assemblies and construction applications. These precision-engineered dowels are manufactured from high-quality Brass alloys and feature exceptional dimensional stability and surface finish. Our Brass Dowels are available in various lengths and diameters within the M4 to M16 range, providing reliable positioning solutions for machinery alignment, fixture mounting, and structural connections where precise positioning is paramount.
Brass Threaded Anchors – Secure Threaded Connections
Brass Threaded Anchors offer superior threaded engagement in base materials while providing excellent pull-out resistance and shear strength. These anchors feature precision-cut threads that ensure smooth installation and reliable holding power. The inherent properties of Brass, including excellent corrosion resistance and electrical conductivity, make these Brass Threaded Anchors ideal for electrical installations, grounding applications, and environments where galvanic compatibility is crucial.
Brass Expansion Anchors – Maximum Holding Power
Our Brass Expansion Anchors are engineered to provide maximum holding power through controlled radial expansion within the base material. These anchors feature a sophisticated expansion mechanism that distributes loads evenly across the anchor body, maximizing pull-out resistance and shear strength. The Brass Expansion Anchors are particularly effective in concrete applications where high load-bearing capacity is required, making them suitable for structural mounting, heavy equipment installation, and safety-critical applications.
Technical Specifications and Dimensional Data
| Thread Size | Outside Diameter (mm) | Full Length (mm) | Drill Hole Diameter (mm) | Safe Static Load Tension (kN) | Safe Static Load Shear (kN) | Appx Weight per 100 pcs (kg) |
|---|---|---|---|---|---|---|
| M4 | 5.0 | 15 | 5.0 | 0.82 | 1.20 | 0.15 |
| M5 | 6.5 | 20 | 6.5 | 0.87 | 1.45 | 0.28 |
| M6 | 8.0 | 23 | 8.0 | 1.10 | 1.85 | 0.42 |
| M7 | 8.0 | 28 | 8.0 | 1.30 | 2.10 | 0.55 |
| M8 | 10.0 | 28 | 10.0 | 1.40 | 2.35 | 0.68 |
| M10 | 12.0 | 32 | 12.0 | 2.20 | 3.25 | 1.15 |
| M12 | 15.0 | 38 | 15.0 | 2.30 | 4.10 | 1.85 |
| M14 | 18.0 | 43 | 18.0 | 2.50 | 4.75 | 2.65 |
| M16 | 20.0 | 50 | 20.0 | 2.85 | 5.40 | 3.85 |
Technical Drawing: Cross-Section View of Brass Expansion Anchor
[Detailed Engineering Drawing with Expansion Mechanism Illustration]
Material Grades and International Standards Compliance
Indian Standards (IS)
IS 319 Type I: Free Cutting Brass
IS 6912: Brass Fasteners
IS 1367: Technical Supply Conditions
British Standards (BS)
BS 249 Type I: High Grade Free Cutting Brass
BS 2874: Copper and Copper Alloys
BS EN 12164: Copper and Copper Alloys
ASTM Standards (USA)
ASTM B16: Free-Cutting Brass Rod
ASTM B21: Naval Brass Rod, Bar, and Shapes
ASTM F467: Nonferrous Nuts for General Use
DIN Standards (Germany)
DIN 17660: Copper-Zinc Alloys
DIN 934: Hex Nuts for Bolts
DIN 17672: Brazing Filler Metals
JIS Standards (Japan)
JIS H3250: Copper and Copper Alloy Rods
JIS B1176: Hex Socket Head Cap Screws
JIS H3100: Copper and Copper Alloys
Chinese Standards (GB)
GB/T 4423: Copper and Copper Alloys
GB/T 5231: Copper Alloy Castings
GB 1220: Stainless Steel Bars
Brass Material Properties and Composition
| Property | Free Cutting Brass (CuZn39Pb3) | Naval Brass (CuZn40Sn1) | Alpha Brass (CuZn30) | Test Method |
|---|---|---|---|---|
| Copper Content (%) | 57.0-60.0 | 59.0-62.0 | 68.5-71.5 | ASTM E1019 |
| Zinc Content (%) | 35.0-39.0 | 37.0-40.0 | 28.5-31.5 | ASTM E1019 |
| Lead Content (%) | 2.5-3.7 | 0.07 max | 0.07 max | ASTM E1019 |
| Tensile Strength (MPa) | 380-420 | 400-500 | 300-400 | ASTM E8 |
| Yield Strength (MPa) | 150-200 | 170-250 | 100-200 | ASTM E8 |
| Elongation (%) | 15-25 | 20-35 | 45-65 | ASTM E8 |
| Hardness (HB) | 85-120 | 90-140 | 55-85 | ASTM E10 |
| Electrical Conductivity (%IACS) | 25-30 | 20-25 | 28-32 | ASTM B193 |
Advanced Manufacturing Processes and Quality Control
CNC Precision Machining Centers
Multi-Axis CNC Turning: Utilizing advanced DMG MORI and HAAS CNC turning centers with live tooling capabilities for complex geometries and precision threading operations. Our machines maintain tolerances of ±0.01mm for critical dimensions.
Swiss-Type Automatic Lathes: High-precision Citizen and Star Swiss machines for volume production of smaller diameter anchors (M4-M8) with exceptional surface finish and dimensional consistency.
CNC Milling and Drilling Centers: Makino and Mazak 5-axis machining centers for complex anchor profiles, knurling operations, and specialized cavity formations.
Specialized Manufacturing Equipment
Thread Rolling Machines: Precision thread rolling equipment for superior thread strength and surface finish compared to conventional threading methods.
Heat Treatment Furnaces: Controlled atmosphere furnaces for stress relieving and dimensional stability enhancement of finished anchors.
Surface Finishing Equipment: Tumbling, vibratory finishing, and electroplating lines for various surface treatments and coating applications.
Precision Tolerances and Quality Standards
| Parameter | Standard Tolerance | Precision Tolerance | Inspection Method | Frequency |
|---|---|---|---|---|
| Thread Pitch | ±0.02mm | ±0.01mm | Thread Gauge | Every Batch |
| Outside Diameter | ±0.05mm | ±0.02mm | Digital Micrometer | 100% Inspection |
| Overall Length | ±0.1mm | ±0.05mm | Height Gauge | Sample Inspection |
| Surface Roughness | Ra 1.6μm | Ra 0.8μm | Surface Roughness Tester | Process Control |
| Straightness | 0.05mm/100mm | 0.02mm/100mm | CMM Measurement | First Article |
Surface Finishes and Coating Options
Natural Brass Finish
Standard natural Brass finish with protective passivation coating for enhanced corrosion resistance and aesthetic appeal.
Nickel Plating
Electroplated Nickel coating (5-15 microns) for improved wear resistance and enhanced appearance in architectural applications.
Chromium Plating
Decorative and hard Chromium plating options for maximum corrosion resistance and superior surface hardness.
Copper Plating
Copper electroplating for enhanced electrical conductivity and improved galvanic compatibility in mixed-metal assemblies.
Stainless Steel Coating
Advanced PVD Stainless Steel coating for extreme corrosion resistance in marine and chemical environments.
Custom Finishes
Specialized coatings including PTFE, anodizing, and custom color finishes available based on specific application requirements.
Industry Applications and Use Cases
Construction and Building Industry: Our Brass Anchors are extensively used in commercial construction, residential buildings, infrastructure projects, and renovation work. Applications include securing structural steel connections, mounting HVAC systems, installing elevator guide rails, and anchoring precast concrete elements. The superior corrosion resistance of Brass makes these anchors ideal for coastal construction and environments with high humidity or chemical exposure.
Marine and Offshore Applications: The inherent corrosion resistance of Brass makes our anchors perfect for marine environments, shipbuilding, offshore platforms, and port facilities. These anchors are used for securing navigation equipment, mounting communication systems, and structural connections in harsh saltwater environments where galvanic corrosion is a concern.
Electrical and Electronics Industry: Brass Anchor fasteners are preferred in electrical installations due to their excellent electrical conductivity and non-magnetic properties. Applications include grounding systems, electrical panel mounting, cable tray supports, and lightning protection systems where reliable electrical connection and corrosion resistance are critical.
Automotive and Transportation: Used in vehicle manufacturing, railway systems, and aerospace applications where lightweight, corrosion-resistant fastening solutions are required. Our Brass Anchors are specified for engine mounting systems, chassis connections, and interior hardware where vibration resistance and durability are essential.
Industrial Manufacturing: Machine mounting, equipment installation, and process piping systems utilize our Brass Anchors for their reliability and ease of maintenance. The machinability of Brass allows for custom modifications and repair work in industrial settings.
Performance Metrics and Testing Standards
| Test Parameter | Test Standard | M8 Results | M12 Results | M16 Results |
|---|---|---|---|---|
| Ultimate Tensile Load | ASTM F1554 | 18.5 kN | 32.8 kN | 48.2 kN |
| Proof Load (0.2%) | ISO 898-1 | 12.4 kN | 22.1 kN | 34.7 kN |
| Shear Strength | ASTM F606 | 15.2 kN | 28.5 kN | 42.3 kN |
| Fatigue Endurance | ASTM D7791 | 2M+ Cycles | 2M+ Cycles | 2M+ Cycles |
| Salt Spray Resistance | ASTM B117 | 720 Hours | 720 Hours | 720 Hours |
Frequently Asked Questions (Technical Q&A)
Q1: What is the maximum working load for M12 Brass Expansion Anchors in concrete?
A: The safe working load for M12 Brass Expansion Anchors in concrete (minimum 20 MPa compressive strength) is 2.30 kN in tension and 4.10 kN in shear. These values include appropriate safety factors based on ASTM testing standards.
Q2: Can Brass Anchors be used in marine environments?
A: Yes, Brass Anchors are excellent for marine applications due to their superior corrosion resistance. Our salt spray testing shows over 720 hours of protection, making them suitable for coastal construction and offshore installations.
Q3: What is the installation torque specification for different sizes?
A: Installation torque varies by size: M4-M6: 3-5 Nm, M8-M10: 8-12 Nm, M12-M14: 15-25 Nm, M16: 30-40 Nm. Always use calibrated torque tools and follow manufacturer specifications.
Q4: Are custom thread pitches available for special applications?
A: Yes, we manufacture custom thread pitches including fine threads and special profiles. Minimum order quantities apply for non-standard specifications. Contact our technical team for custom requirements.
Q5: What is the temperature operating range for Brass Anchors?
A: Our Brass Anchors operate effectively from -40°C to +120°C. For extreme temperature applications, we recommend thermal expansion calculations and may suggest alternative materials.
Q6: How do you ensure consistent quality across large production runs?
A: We implement SPC (Statistical Process Control) with automated measurement systems, batch traceability, and 100% inspection of critical dimensions. Our ISO 9001:2008 certification ensures systematic quality management.
Q7: What is the difference between Brass Drop In Anchors and regular Brass Anchors?
A: Drop In Anchors feature a pre-installed expansion mechanism for quick installation, while regular anchors require bolt insertion for expansion. Drop In types are faster to install but may have slightly lower holding capacity.
Q8: Can you provide material certificates for critical applications?
A: Yes, we provide comprehensive material test certificates (MTC) including chemical composition, mechanical properties, and dimensional verification for all shipments. Third-party testing certificates are available upon request.
Q9: What is the minimum order quantity for standard sizes?
A: Standard MOQ is 1000 pieces per size for regular production. Smaller quantities can be accommodated with adjusted pricing and lead times. Sample quantities (10-50 pieces) are available for evaluation.
Q10: How do you handle dimensional variations in hole sizes during installation?
A: Our anchors accommodate ±0.1mm hole size variations. For oversized holes, we recommend using the next larger anchor size or specialized sleeve anchors to maintain proper holding capacity.
Q11: What surface treatments are recommended for outdoor applications?
A: For outdoor use, we recommend Nickel + Chromium plating or specialized marine-grade coatings. Natural Brass with passivation is suitable for most outdoor applications with periodic maintenance.
Q12: Are your Brass Anchors compatible with automation assembly systems?
A: Yes, our anchors are designed for automated handling with consistent dimensions and proper packaging. We can provide anchors in vibrating bowl feeder compatible orientations and specialized packaging for automation.
Why Choose Our Brass Anchor Solutions
Unmatched Competitive Advantages
Three Decades of Global Experience: Our 30+ years of manufacturing expertise has established us as a trusted partner for international clients across diverse industries. We understand global quality requirements and cultural nuances in business relationships.
Exceptional Customer Support and Communication: Our multilingual technical support team provides comprehensive assistance from initial inquiry through post-delivery support. We maintain clear communication channels with dedicated account managers for each client.
Flexible Production Scheduling: Unlike many manufacturers, we offer flexible production timelines to accommodate urgent requirements. Our standard 4-6 weeks turnaround can be expedited for critical applications.
Custom Packaging Solutions: We provide personalized packaging with customer labels, logos, and specific quantity configurations. Our packaging engineers work with clients to optimize shipping costs and handling efficiency.
Comprehensive Customization Capability: Our in-house design and engineering team can modify existing products or develop completely new solutions based on customer specifications. We offer prototyping services and design validation support.
Global Quality Certifications: ISO 9001:2008 certification, CE marking capability, and compliance with international standards ensure our products meet global quality requirements without additional certification costs.
Competitive Pricing with Transparent Costing: Our efficient manufacturing processes and economies of scale enable competitive pricing without compromising quality. We provide detailed cost breakdowns and value engineering recommendations.
Advanced Technical Documentation: Complete technical documentation including CAD files, material certificates, installation guides, and performance data sheets are provided with every shipment.
Customer Testimonial
“We have been sourcing Brass Anchors from this manufacturer for over 8 years for our commercial construction projects across the East Coast. Their consistent quality, reliable delivery schedules, and exceptional technical support have made them our preferred supplier. The custom packaging with our company logo has enhanced our professional image with clients. Most importantly, we’ve never experienced a single failure in field installations, which speaks volumes about their manufacturing quality. Their technical team helped us optimize anchor selection for our latest high-rise project, resulting in 15% cost savings without compromising safety.”
– R. Lubisky, Poland.
Packaging, Shipping and Logistics
Standard Packaging Options: Our Brass Anchors are packaged in moisture-resistant plastic bags with desiccant sachets, placed in corrugated cartons with foam inserts for protection during transit. Standard quantities range from 100 to 1000 pieces per carton depending on size.
Custom Packaging Solutions: We offer customer-branded packaging with company logos, part numbers, and specific labeling requirements. Specialized packaging for automation systems, bulk packaging for large quantities, and retail-ready blister packs are available.
Export Documentation: Complete export documentation including commercial invoices, packing lists, certificates of origin, material test certificates, and shipping documents are provided. We handle all regulatory compliance for international shipments.
Global Shipping Network: Established relationships with major freight forwarders enable competitive shipping rates and reliable delivery schedules. We ship via air freight, sea freight, and express courier services based on urgency and cost requirements.
Inventory Management: We offer vendor-managed inventory programs for regular customers, allowing reduced inventory investment while ensuring continuous supply availability.
Glossary of Technical Terms
Expansion Anchor: A mechanical fastener that secures to base material through radial expansion of the anchor body within a drilled hole.
Drop In Anchor: A type of expansion anchor with pre-installed expansion mechanism for rapid installation and immediate load transfer capability.
Safe Working Load (SWL): The maximum load that can be safely applied to an anchor under normal operating conditions, typically calculated with appropriate safety factors.
Pull-Out Resistance: The maximum tensile force an anchor can withstand before failure or displacement from the base material.
Shear Strength: The resistance of an anchor to forces applied perpendicular to the anchor axis.
Free Cutting Brass: A Brass alloy with added lead content (2-4%) to improve machinability and surface finish during manufacturing operations.
Knurled Surface: A textured surface pattern created by machining or rolling operations to improve grip and holding power in the base material.
Metric Thread: ISO metric thread system using millimeter dimensions for pitch and diameter specifications (M4, M5, M6, etc.).
Related Terms:
Primary: Brass anchors, Brass drop in anchors, Brass anchor fasteners, Brass expansion anchors, Brass threaded anchors, Brass dowels, metric anchors M4 M5 M6 M8 M10 M12 M14 M16
Application-Based: HVAC mounting anchors, electrical grounding anchors, marine construction fasteners, offshore platform anchors, building facade anchors, precast concrete anchors, steel structure fasteners
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Standard Response Time: 24 Hours | Sample Availability: 3-5 Days | Production Lead Time: 4-6 Weeks










