Square T Bolt
Standard: DIN 787
Thread Type: UNC Thread / Partial Thread
Commodity: Square T Bolt
Also Named: Hammer Head T Bolt
Material: Carbon Steel
Property Class: 8.8, 12.9
Diameter: M5|5×25, M5|5×40, M6|6×25, M6|6×40, M6|6×63, M8|8×32, M8|8×50, M8|8×80, M10|10×40, M10|10×63, M10|10×100, M12|12×50, M12|12×80, M12|12×125, M12|12×200
Finish: Plain, Black Oxide, Zinc Plated, Hot Dipped Galvanized, Oxidation, Dacromet, Phosphating, Cadmium Electroplate, Nickel Plated
Head Type: T Head
Alternative Standard: DIN 25192, ASME B 18.5
MOQ: 1000kgs
Lead Time: 30 to 60 days
Product Introduction
AYA Fasteners (Hebei) Co., Ltd. is one of the most experienced manufacturers and suppliers of square t bolt in China. Please feel free to buy high quality square t bolt made in China here from our factory. For price consultation, contact us.
Square T bolts are widely used where secure positioning, easy installation, and high clamping reliability are required. From solar mounting systems and aluminum profiles to industrial machinery and structural assemblies, they help simplify installation while maintaining stable mechanical performance.
At AYA Fasteners, we manufacture both standard and custom square T bolts with flexible dimensions, materials, coatings, and thread specifications to meet OEM project requirements.
Products Description
| Product Name | Square T Bolt |
| Also Named | Hammer Head T Bolt |
| Material | Carbon Steel |
| Standard | DIN 787 |
| Property Class | 8.8, 12.9 |
| Diameter | M5|5×25, M5|5×40, M6|6×25, M6|6×40, M6|6×63, M8|8×32, M8|8×50, M8|8×80, M10|10×40, M10|10×63, M10|10×100, M12|12×50, M12|12×80, M12|12×125, M12|12×200 |
| Finish | Plain, Black Oxide, Zinc Plated, Hot Dipped Galvanized, Oxidation, Dacromet, Phosphating, Cadmium Electroplate, Nickel Plated |
| Head Type | T Head |
| Thread Type | UNC Thread / Partial Thread |
| Alternative Standard | DIN 25192, ASME B 18.5 |
Dimensions Table
| Thread Size | M5 | M5 | M6 | M6 | M6 | M8 | M8 | M8 | M10 | M10 | M10 | M12 | M12 | M12 | M12 | ||
| d | |5×25 | |5×40 | |6×25 | |6×40 | |6×63 | |8×32 | |8×50 | |8×80 | |10×40 | |10×63 | |10×100 | |12×50 | |12×80 | |12×125 | |12×200 | ||
| ds | Nominal Size | 5 | 5 | 6 | 6 | 6 | 8 | 8 | 8 | 10 | 10 | 10 | 12 | 12 | 12 | 12 | |
| max | 4.7 | 4.7 | 5.7 | 5.7 | 5.7 | 7.7 | 7.7 | 7.7 | 9.7 | 9.7 | 9.7 | 11.7 | 11.7 | 11.7 | 11.7 | ||
| min | 4.5 | 4.5 | 5.5 | 5.5 | 5.5 | 7.5 | 7.5 | 7.5 | 9.5 | 9.5 | 9.5 | 11.4 | 11.4 | 11.4 | 11.4 | ||
| L | 25 | 40 | 25 | 40 | 63 | 32 | 50 | 80 | 40 | 63 | 100 | 50 | 80 | 125 | 200 | ||
| b | 18 | 30 | 15 | 28 | 40 | 22 | 35 | 50 | 30 | 45 | 60 | 35 | 55 | 75 | 120 | ||
| d2 | 10 | 10 | 12 | 12 | 12 | 16 | 16 | 16 | 20 | 20 | 20 | 25 | 25 | 25 | 25 | ||
| s | max=nominal size | 9 | 9 | 10 | 10 | 10 | 13 | 13 | 13 | 15 | 15 | 15 | 18 | 18 | 18 | 18 | |
| min | 8.5 | 8.5 | 9.5 | 9.5 | 9.5 | 12.5 | 12.5 | 12.5 | 14.5 | 14.5 | 14.5 | 17.5 | 17.5 | 17.5 | 17.5 | ||
| f | 1 | 1 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 2.5 | 2.5 | 2.5 | 2.5 | ||
| h1 | 6.5 | 6.5 | 8 | 8 | 8 | 12 | 12 | 12 | 14 | 14 | 14 | 16 | 16 | 16 | 16 | ||
| h2 | 10 | 10 | 13 | 13 | 13 | 18 | 18 | 18 | 21 | 21 | 21 | 25 | 25 | 25 | 25 | ||
| k | max=nominal size | 3 | 3 | 4 | 4 | 4 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | |
| min | 2.7 | 2.7 | 3.5 | 3.5 | 3.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 6.5 | 6.5 | 6.5 | 6.5 | ||
| per 1000 units≈kg | 5 | 6 | 10 | 15 | 18 | 20 | 30 | 40 | 40 | 48 | 70 | 60 | 90 | 120 | 190 | ||
| T-slots | DIN 650 | 5 | 5 | 6 | 6 | 6 | 8 | 8 | 8 | 10 | 10 | 10 | 12 | 12 | 12 | 12 | |
| ①,s1≥ s; style of the head at manufacturer's discretion ②, Material: Steel, property class: 8.8, 12.9 as specified in DIN EN ISO 898-1 |
Product Details
Product Advantages
Advantages Of Square Head T Bolt
1. The T-bolt can easily manage heavy preloads with an equal distribution of tension.
2. Square bolts ensure an aesthetic value and provide an attractive rustic look.
3. It is easy to turn the square T bolt while fastening and loosening it during your woodworking project.
4. You can tighten square nuts with pliers. That is why these bolts are best used for blind locations.
5. We have a range of Square T bolts of different sizes.
6. You can easily place your order at our shop. The bulk pack lets you make a deal at a more affordable rate.
Quality Inspection
Packaging & Container Loading
Usage Scenarios
Why Aya?
AYA provides exclusive services to 1000+ members from all over the world every year, with a unique chain service solution system, you only need to click the mouse to get exclusive fastening solutions and enjoy door-to-door services.
Why Choose Custom Square T Bolts?
✓ Designed to match different T-slot profiles and assembly systems.
✓ Available in custom head dimensions, thread lengths, and materials.
✓ Compatible with stainless steel, carbon steel, and alloy steel applications.
✓ Optional corrosion-resistant coatings for outdoor and high-humidity environments.
✓ Suitable for automated assembly and high-volume production.
Common Assembly Challenges We Help Solve
✓ T bolts rotating during installation
✓ Incorrect head dimensions for aluminum profiles
✓ Corrosion in outdoor environments
✓ Insufficient clamping force under vibration
✓ Special thread lengths unavailable in standard products
FAQs
Q: What Is a Square T Bolt Used For?
A: Square T bolts are commonly used in solar mounting systems, aluminum profiles, industrial machinery, steel structures, and automation equipment, where secure positioning and easy installation are required.
Q: Can Square T Bolts Be Customized?
A: Yes. We manufacture custom square T bolts based on your drawings or specifications, including custom dimensions, materials, thread sizes, and surface finishes.
Q: Can You Produce Square T Bolts from Customer Drawings?
A: Yes. We support OEM and custom manufacturing based on customer drawings, samples, or application requirements
Q: Which Industries Commonly Use Square T Bolts?
A: Square T bolts are widely used in solar energy, industrial equipment, transportation, construction, agricultural machinery, and warehouse systems.
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