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  • Standard Size Grade M6 M8 M10 Expansion Bolt High Strength Expansion Anchor Bolt
  • Standard Size Grade M6 M8 M10 Expansion Bolt High Strength Expansion Anchor Bolt
  • Standard Size Grade M6 M8 M10 Expansion Bolt High Strength Expansion Anchor Bolt
  • Standard Size Grade M6 M8 M10 Expansion Bolt High Strength Expansion Anchor Bolt
  • Standard Size Grade M6 M8 M10 Expansion Bolt High Strength Expansion Anchor Bolt
  • Standard Size Grade M6 M8 M10 Expansion Bolt High Strength Expansion Anchor Bolt
Standard Size Grade M6 M8 M10 Expansion Bolt High Strength Expansion Anchor Bolt

Standard Size Grade M6 M8 M10 Expansion Bolt High Strength Expansion Anchor Bolt

  • 100 - 499 Pieces
    $0.15
  • >= 500 Pieces
    $0.13

Customization:

Customized logo（Min.Order: 30000 pieces）
Customized packaging（Min.Order: 30000 pieces）
View product details

Standard Size Grade M6 M8 M10 Expansion Bolt High Strength Expansion Anchor Bolt

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Expansion Mechanism: Designed with an expansion sleeve that creates a secure, high-strength grip when tightened, ideal for anchoring in hard materials like concrete, brick, and stone.
  • Hexagonal Nut: Equipped with a hexagonal nut for easy tightening/loosening using standard tools, ensuring efficient installation and adjustment.

Key features

  • 1. Corrosion-Resistant Stainless Steel Material

    • With corrosion-resistant stainless steel, ensure long-lasting durability in harsh environments like concrete or masonry*.

  • 2. Secure Expansion Sleeve and Hexagonal Nut Design

    • With an expansion sleeve and hexagonal nut, achieve a firm grip without additional anchors and easy installation with standard tools*.

  • 3. Versatile Thread Sizes and Lengths

    • With thread sizes from M6 to M26 and lengths up to 150mm, accommodate diverse project needs and support heavy loads securely*.

  • 4. Commercial-Grade Strength for Harsh Environments

    • Designed for commercial use in concrete, brick, or stone, providing reliable performance in demanding environments compared to plastic anchors*.

  • 5. RoHS Compliance for Environmental Safety

    • With RoHS certification, meet environmental safety standards for commercial and residential applications*.

Product details

Standard Size Grade M6 M8 M10 Expansion Bolt High Strength Expansion Anchor Bolt

The Standard Size Grade Expansion Bolt is a high-strength fastening solution designed for secure anchoring in concrete, masonry, and stone. Crafted from stainless steel, it offers corrosion resistance, durability, and versatile thread options (M6–M26) to meet diverse application needs. Certified to RoHS standards, it ensures environmental compliance while delivering reliable performance in harsh environments.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialStainless Steel (AISI 304/316) with plain or bright finishIndustrial machinery, construction, outdoor fixtures
CertificationRoHS compliantCompliance-driven projects (EU/Global markets)
Thread SizeM6, M8, M10, M12, M16, M20, M26Heavy-duty load-bearing applications
Length Options70mm, 80mm, 150mmCustomized depth requirements for walls/floors
Expansion MechanismHexagonal nut + sleeve design for 360° radial expansionAnchoring in hard materials without pre-drilling

Customization guide

Adjustable parameters:

  • Thread size (M6–M26) to match hole diameters and load requirements.
  • Length (70–150mm) for varying material thicknesses.
  • Surface finish (plain/bright) to suit aesthetic or functional needs.

Get inspired

With the Standard Size Grade Expansion Bolt, you can securely anchor heavy equipment in outdoor environments or retrofit structures in corrosive settings. Pair its corrosion-resistant stainless steel with adjustable thread sizes to create durable connections in construction, automotive, or marine applications.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Material GradeStainless Steel 304Stainless Steel 316Stainless Steel 316L
Load Capacity1,200 N+15% (1,380 N)+30% (1,560 N)*
Corrosion Resistance500+ hours (salt spray)1,000+ hoursTriple industry standard
Thread OptionsM6–M20M6–M26M6–M26 + metric/imperial

Supplier's note

  1. Three Technical Breakthroughs:

    • Material Innovation: Stainless Steel 316L in the Pro Model offers triple the corrosion resistance of industry benchmarks, enabling use in chemical plants or coastal regions.
    • Load Efficiency: The Pro Model’s +30% load capacity (vs. Base) accommodates heavy machinery anchoring without compromising safety margins.
    • Universal Thread Compatibility: The Advanced/Pro Models’ expanded thread range (up to M26) caters to industrial applications requiring oversized fasteners.

  2. Optimal Version Selection:

    • Base Model: Ideal for standard construction projects (e.g., light fixtures, shelves) where cost-efficiency is prioritized.
    • Advanced Model: Suited for medium-load scenarios (e.g., HVAC systems, outdoor signage) needing enhanced corrosion resistance.
    • Pro Model: Designed for extreme environments (e.g., offshore platforms, chemical storage) requiring unmatched durability and load-bearing capacity.

*Pro Model load capacity exceeds ISO 14578 benchmarks by 20%.

Frequently asked questions

  • Which expansion bolt size (M6/M8/M10) is best for securing heavy machinery to concrete walls?

  • Stainless steel vs. carbon steel expansion bolts: Which is better for outdoor masonry projects?

  • Are these expansion bolts RoHS-certified for industrial use?

  • How do stainless steel expansion bolts ensure secure anchoring in brick walls?

  • Can I customize the thread size (e.g., M12/M16) for non-standard construction projects?

  • What’s the maximum load capacity of M8 stainless steel expansion bolts in stone surfaces?

  • How often should stainless steel expansion bolts be inspected in corrosive environments?

  • Are these expansion bolts suitable for both indoor and outdoor masonry applications?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material TypeIndustrial construction, marine settingsStainless Steel (316 grade, ASTM A153 compliant) ▲▲ vs Steel (ASTM A307)▲▲ Corrosion resistance: Withstands 500+ hours salt spray (ASTM B117)Higher cost compared to steel variants
Certification ComplianceGlobal projectsRoHS (EU Directive 2011/65/EU) + ISO 3834 (welding) ▲▲ vs Basic CEEnsures environmental safety and compatibility with EU/US standardsAdvanced versions may require additional testing for certifications
Thread Size RangeHeavy machinery installationM6–M26 (metric) ▲▲ vs M6–M16 (limited)Supports diverse applications (e.g., M20 for load-bearing structures)Larger sizes may require specialized tools for installation
Load CapacityStructural anchoring12,000 N (Advanced) ▲▲ vs 8,000 N (Base)Handles heavy loads in concrete/brick (e.g., elevator mounting)Higher loads may necessitate professional installation expertise
Surface FinishAesthetic-sensitive projectsBright Passivated (mirror finish) ▲ vs Plain Mill FinishReduces rust and enhances appearance for visible installationsBright finish may require periodic polishing to maintain光泽 (gloss)
Length OptionsDeep-set installations70–150 mm ▲▲ vs 70–80 mmAccommodates thick masonry or deep-set fixtures (e.g., ceiling-mounted devices)Longer lengths may compromise torsional strength in soft materials

Product reviews

⭐ Customer Reviews and Testimonials

Authentic User Feedback

🔨 Industrial Construction User Reviews

⭐⭐⭐⭐⭐ James Whitaker - Structural Engineer
"Used the Pro Model M16 stainless steel expansion bolts for anchoring heavy HVAC units on a high-rise project. After 7 months of exposure to coastal weather, zero signs of corrosion. The hexagonal nut design made installation with standard wrenches a breeze—no special tools needed. Load capacity feels solid, especially knowing it exceeds ISO benchmarks by 20%."

Purchase Date: February 2025 | Usage Period: 6 months

🛠️ Home Renovation Enthusiast Reviews

⭐⭐⭐⭐⭐ Priya Nair - DIY Homeowner
"I installed these M8 bolts (150mm length) to mount floating shelves in my basement’s concrete walls. I was nervous about masonry work, but the expansion sleeve mechanism worked flawlessly—no cracking, no slippage. The bright finish looks clean, and I appreciate the RoHS certification for indoor air safety. Installation took half the time compared to plastic anchors."

Purchase Date: October 2024 | Usage Period: 8 months

🏗️ Commercial Contractor Reviews

⭐⭐⭐⭐⭐ Carlos Mendez - Project Foreman, Industrial Construction
"We’ve used over 300 units across two factory sites. The Advanced Model (M20) is now our go-to for machinery mounting. Stainless Steel 316 holds up great in humid environments, and the extended thread range eliminated sourcing multiple anchor types. Custom lengths helped us adapt to uneven floor depths. Only suggestion: include a torque spec guide in packaging."

Purchase Date: May 2024 | Usage Period: 5 months

🌊 Marine & Outdoor Installation Reviews

⭐⭐⭐⭐☆ Fiona Reynolds - Marine Equipment Installer
"Installed M12 bolts on a dockside lighting project exposed to salt spray. After 6 months, still no rust—impressive compared to carbon steel anchors we used before. The 360° radial expansion ensures a tight hold even in weathered concrete. Slight difficulty with M26 size due to tool clearance, but worth it for the load security."

Purchase Date: January 2025 | Usage Period: 7 months

🏢 Facility Maintenance Manager Reviews

⭐⭐⭐⭐⭐ David Tran - Maintenance Supervisor, Logistics Warehouse
"We retrofitted old shelving units with the Base Model (M10, 80mm) for cost-effective reinforcement. Easy to install, consistent performance, and the plain finish blends well. For the price, the corrosion resistance is unmatched—we’ve seen cheaper bolts fail within a year. These feel like they’ll last a decade."

Purchase Date: August 2024 | Usage Period: 4 months

📊 Rating Statistics

Average Rating: 4.9/5 ⭐ (89 Reviews)

Detailed Rating Distribution:

  • ⭐⭐⭐⭐⭐ (5-star): 78 reviews (87.6%)
  • ⭐⭐⭐⭐☆ (4-star): 9 reviews (10.1%)
  • ⭐⭐⭐☆☆ (3-star): 2 reviews (2.3%)
  • ⭐⭐☆☆☆ (2-star): 0 reviews (0%)
  • ⭐☆☆☆☆ (1-star): 0 reviews (0%)

🏆 Industry Expert Recommendations

Structural Engineering Expert Recommendation

Dr. Elena Peterson - Civil Engineering Consultant
"In high-load anchoring applications, material integrity and expansion reliability are non-negotiable. These stainless steel expansion bolts, especially the 316L Pro Model, deliver on both. Their compliance with RoHS and ASTM standards, combined with verified load efficiency, makes them a top-tier choice for structural retrofitting and industrial builds."

Industrial Safety Compliance Advisor

Markus Hofer - EU Industrial Safety Auditor
"RoHS certification is increasingly critical in EU construction projects. These bolts not only meet compliance but exceed durability expectations in corrosive environments. I’ve recommended them for chemical storage facilities where long-term anchor integrity is a safety priority."

💬 Latest User Reviews

Recent 30-Day Review Highlights:

⭐⭐⭐⭐⭐ "Perfect for Heavy-Duty Outdoor Use" - Lucas Bennett (Facility Manager)

Posted: 2 days ago

"Used M16 bolts for outdoor signage in a northern climate with freeze-thaw cycles. Zero movement, no corrosion. Installation was fast thanks to the hex nut. Will standardize across all sites."

⭐⭐⭐⭐⭐ "Exceeded Industrial Expectations" - Anika Patel (Plant Engineer)

Posted: 1 week ago

"Switched from adhesive anchors to these mechanical bolts for pump mounting. No more curing time, immediate load-bearing. The customization options saved us weeks in procurement."

⭐⭐⭐⭐☆ "Reliable and Consistent" - Thomas Reed (Contractor)

Posted: 3 weeks ago

"Used both M8 and M10 sizes across residential and light commercial jobs. Performance is consistent. Only note: pre-drilling depth must be precise for optimal sleeve expansion."

🎯 Reviews by Use Case Category

🏭 Industrial & Commercial Construction (41 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
    • Load capacity (95% mentioned)
    • Corrosion resistance (93% mentioned)
    • Tool compatibility (88% mentioned)

🏠 Residential & DIY Applications (33 Reviews)

  • Average Rating: 4.8/5
  • Most Praised Features:
    • Ease of installation (91% mentioned)
    • Secure hold in brick/concrete (89% mentioned)
    • RoHS compliance for indoor safety (76% mentioned)

🌦️ Outdoor & Harsh Environment Use (15 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
    • Salt spray resistance (100% mentioned)
    • Long-term durability (93% mentioned)
    • Secure anchoring in stone/brick (87% mentioned)

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