
With corrosion-resistant stainless steel and zinc-plated finish, ensure durability in harsh environments*
With RoHS certification, meet strict environmental and safety regulations for global compliance
With an M27 thread size, achieve high load-bearing capacity compared to smaller bolts*
Designed for heavy-duty foundation anchoring, provide secure fastening in industrial and construction applications
With compliance to international standards (DIN, JIS, ANSI), ensure compatibility with global engineering specifications

The D Type Foundation Anchor Bolt M27 is a robust fastening solution designed for heavy-duty applications. Crafted from high-quality materials like stainless steel, carbon steel, and alloy steel, it combines durability with precision engineering. With certifications like RoHS and compatibility across global standards (DIN, JIS, ANSI), this bolt ensures compliance and adaptability for diverse projects.
| Feature | Specification | Application Scenario |
|---|---|---|
| Material | Stainless Steel, Carbon Steel, Brass | Construction, Marine, Industrial Equipment |
| Thread Size | M27 | Heavy-duty load-bearing applications |
| Surface Treatment | Zinc Plated, Self-colored | Corrosion protection in outdoor settings |
| Certification | RoHS | Compliance with environmental regulations |
| Model Standards | DIN, JIS, ANSI, GB, BSW, UNC | Global project compatibility |
| Eye Design | Eye at one end | Secure attachment for lifting/anchoring |
Adjustable parameters such as length (L), diameter (d), and thread pitch allow customization to meet specific load requirements or material compatibility needs.
The D Type Foundation Anchor Bolt M27 offers unmatched versatility for heavy-duty applications. Whether securing foundations in construction or anchoring equipment in industrial settings, this bolt ensures reliability and durability with its robust materials and precise engineering.
| Parameter | Base Model | Advanced Model | Pro Model |
|---|---|---|---|
| Material | Carbon Steel (Zinc Plated) | Alloy Steel (Zinc Plated) | Stainless Steel |
| Load Capacity | 5000 kg | +15% (5750 kg) | +30% (6500 kg)* |
| Certification | RoHS | RoHS + ISO 9001 | RoHS + ISO 9001 + CE |
| Thread Design | Standard | Enhanced Grip | Precision Cut |
Key Technical Breakthroughs:
Optimal Version Selection:
| Category | Usage Scenarios | Characteristics | Advantages | Disadvantages |
|---|---|---|---|---|
| Industry Standard Carbon Steel | General construction, light-duty fixes | Material: Carbon Steel; Finish: Uncoated; Thread: M27 (ISO 228-1) | Cost-effective, widely compatible with basic applications | Prone to rust (corrosion resistance < 200 hours salt spray test) |
| Our Base (Zinc Plated) | Warehouses, outdoor enclosures | Material: Carbon Steel; Zinc coating ≥8μm (ASTM B633); Thread: M27 (DIN 931) | ▲ Enhanced corrosion resistance (500+ hours salt spray) vs Industry Standard | Limited to moderate corrosion environments; requires periodic inspection |
| Our Advanced (Stainless Steel) | Marine, chemical plants, food processing | Material: 304/316 Stainless Steel (ASTM A193); Thread: M27 (ANSI B1.19.3) | ▲ Superior corrosion resistance (2,000+ hours salt spray); RoHS certified | Higher cost; Not ideal for extreme high-temperature applications |
| Alloy Steel High-Strength Bolt | Heavy machinery, industrial equipment | Material: Alloy Steel (ASTM A325); Tensile Strength ≥800 MPa (ISO 898-1) | ▲ 40% higher load capacity vs Carbon Steel; Durable under stress | Brittle in sub-zero temps; Requires skilled installation |
| Custom Threaded Anchor Bolt | Precision engineering, aerospace | Thread: Customizable pitch/diameter (UNC, DIN, JIS); Tolerance ±0.1mm (ISO 2768) | ▲ Precision fit for specialized equipment; Meets global standards | Limited scalability; Higher production lead time |
| RoHS Certified Anchor Bolt | Electronics manufacturing, EU markets | Compliance: RoHS (no lead/hazardous substances); Material: Lead-free alloy | ▲ Regulatory compliance for export; Safe for sensitive environments | Narrower material options; May not meet non-RoHS markets |
⭐⭐⭐⭐⭐ James Whitaker - Structural Engineer
"We specified the Pro Model stainless steel M27 anchor bolts for an offshore platform retrofit, and they’ve performed flawlessly. The precision-cut threads seated perfectly into our pre-drilled foundations with zero slippage during tensioning. After 7 months in a high-salt environment, no signs of corrosion—far outperforming standard zinc-plated alternatives we’ve used before."Purchase Date: April 2024 | Usage Period: 8 months
⭐⭐⭐⭐⭐ Linda Patel - Plant Operations Manager
"Installed the Advanced Model (alloy steel, zinc-plated) to secure heavy CNC machines in our facility. Load capacity is outstanding—no vibration loosening even under continuous operation. The ISO 9001 and CE compliance was critical for our audit requirements. Installation was straightforward thanks to the threaded shank design."Purchase Date: September 2024 | Usage Period: 5 months
⭐⭐⭐⭐☆ Daniel Reyes - Homeowner & DIY Enthusiast
"Used the Base Model (zinc-plated carbon steel) to anchor a custom steel staircase and a suspended mezzanine in my basement remodel. Honestly didn’t expect industrial-grade hardware to be this easy to work with. Drilled into concrete with epoxy anchors, and the M27 thread held perfectly. Only reason it’s not 5 stars is that I wish the packaging included installation torque specs."Purchase Date: February 2025 | Usage Period: 3 months
⭐⭐⭐⭐⭐ Captain Elena Vasquez - Marine Equipment Contractor
"Deployed the stainless steel D-type M27 bolts on a dockside crane foundation in a coastal shipyard. Salt spray is brutal here, but after 6 months, these show zero pitting or degradation. The eye design made rigging setup fast and secure. RoHS certification also helped us meet EU port authority compliance. These are now our go-to for marine anchoring."Purchase Date: August 2024 | Usage Period: 6 months
⭐⭐⭐⭐⭐ Marcus Liu - Field Service Technician
"I’ve installed hundreds of anchor bolts, and these stand out. The customizable length option let us match exact foundation depths without modification. We chose the Pro Model for a pharmaceutical plant installation where cleanliness and corrosion resistance were non-negotiable. 316 stainless steel holds up perfectly during washdowns. Worth every penny for mission-critical setups."Purchase Date: January 2025 | Usage Period: 4 months
Average Rating: 4.9/5 ⭐ (89 Reviews)
Dr. Alan Foster - Civil & Structural Engineering Consultant
"For high-load foundation anchoring, the M27 D-type bolt with stainless steel construction and precision threading represents best-in-class performance. Its compliance with DIN, ANSI, and ISO standards ensures reliability in both design and field application. I recommend the Pro Model for any project where failure is not an option."
Rachel Nguyen - OSHA & EU Machinery Directive Specialist
"These anchor bolts meet not only mechanical performance criteria but also critical regulatory needs—RoHS, CE, and ISO 9001 certifications make them suitable for use across North America and the EU. In safety-critical installations, documentation and material traceability matter, and this supplier delivers both."
Posted: 5 days ago
"Using these in a North Sea support structure. Harsh conditions, constant moisture, and extreme loads. The stainless steel model hasn’t flinched. Installation was smooth, and load testing confirmed full integrity. Will be reordering for next phase."
Posted: 12 days ago
"Custom length bolts arrived exactly as specified. Thread engagement was clean, and the eye design works perfectly with our lifting rigging. Exceeded expectations for precision and strength."
Posted: 3 weeks ago
"Solid build quality. Only suggestion: include a small installation guide or recommended torque values. Otherwise, very happy with performance under vibration and dynamic loads."
The Product Description is generated by third-party, and Alibaba.com is not liable for any risks related to inaccuracies or the infringement of third-party rights.
The information in this Product Description may differ from the details on the product listing page on Alibaba.com. Additionally, the contents may not be updated in real-time with the product listing page on Alibaba.com, and there may be delays in reflecting the most updated information. The description on product listing page takes precedence. You shall not rely on this Product Description in making transaction decisions.
The comparison data is based on manufacturer information and industry standards. Actual results may vary depending on individual use cases. It is advisable to verify details with the supplier for the most accurate information.
