Mushroom Head Carriage Bolt
Standard: ANSI/ASME B 18.5.2.3M
Thread Type: Coarse Thread / Full Thread
Commodity: Mushroom Head Carriage Bolt
Also Named: Large Coach Bolts
Material: Carbon Steel
Property Class: 4.8-12.9
Diameter: M5, M6, M8, M10, M12, M16, M20
Finish: Plain, Black, Zinc Plated, Hot Dipped Galvanized, Oxidation, Dacromet, Phosphating, Cadmium Electroplate, Nickel Plated
Head Type: Large Round Head
Head Detail: With Square Neck
Alternative Standard: ISO 8677, DIN 603, ANSI/ASME B 18.5.2.3M
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 mushroom head carriage bolt in China. Please feel free to buy high quality mushroom head carriage bolt made in China here from our factory. For price consultation, contact us.

As a global supplier of customized fastening solutions, AYA's service process is also as close to customers as AYA's products. From describing needs to follow-up services, AYA will promptly and spare no effort to help customers solve any fastening problems that arise, to eliminate the concern of customers.
PRODUCT DESCRIPTION
| Product Name | Mushroom Head Carriage Bolt |
| Also Named | Large Coach Bolts |
| Material | Carbon Steel |
| Standard | ANSI/ASME B 18.5.2.3M |
| Property Class | 4.8-12.9 |
| Diameter | M5, M6, M8, M10, M12, M16, M20 |
| Finish | Plain, Black Oxide, Zinc Plated, Hot Dipped Galvanized, Oxidation, Dacromet, Phosphating, Cadmium Electroplate, Nickel Plated |
| Head Type | Large Round Head |
| Head Details | With Square Neck |
| Thread Type | Coarse Thread / Full Thread |
| Alternative Standard | ISO 8677, DIN 603, ANSI/ASME B 18.5.2.3M |
DIMENSIONS TABLE

| Screw Thread d | M5 | M6 | M8 | M10 | M12 | M16 | M20 | |
| P | Pitch | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2.5 |
| b | L≤125 | 16 | 18 | 22 | 26 | 30 | 38 | 46 |
| 125<L≤200 | 22 | 24 | 28 | 32 | 36 | 44 | 52 | |
| 200<L | 35 | 37 | 41 | 45 | 49 | 57 | 65 | |
| dk | max | 13 | 16 | 20 | 24 | 30 | 38 | 46 |
| min | 11.9 | 14.9 | 18.7 | 22.7 | 28.7 | 36.4 | 44.4 | |
| k1 | max | 4.1 | 4.6 | 5.6 | 6.6 | 8.8 | 12.9 | 15.9 |
| min | 2.9 | 3.4 | 4.4 | 5.4 | 7.2 | 11.1 | 14.1 | |
| k | max | 3.1 | 3.6 | 4.8 | 5.8 | 6.8 | 8.9 | 10.9 |
| min | 2.5 | 3 | 4 | 5 | 6 | 8 | 10 | |
| s | max | 5.48 | 6.48 | 8.58 | 10.58 | 12.7 | 16.7 | 20.84 |
| min | 4.52 | 5.52 | 7.42 | 9.42 | 11.3 | 15.3 | 19.16 | |
| ds | max | 5.48 | 6.48 | 8.58 | 10.58 | 12.7 | 16.7 | 20.84 |
| min | 4.36 | 5.21 | 7.04 | 8.86 | 10.68 | 14.5 | 18.16 | |
PRODUCT DETAILS

PRODUCT ADVANTAGES

ADVANTAGES OF Mushroom Head Carriage Bolt
1. The carriage bolt is used in the groove, the square neck is stuck in the groove during the installation process, which can prevent the bolt from rotating.
2. Their particular shape allows the bolt to be self-locking when placed through a square hole.
3. Carriage bolts are ideal for fastening wood to metal.
4. The square shoulder, sunk into wood, prevents the bolt from turning and the round head gives a smoother finish.
5. Compatible in a range of situations, with multiple materials, including wood and metal.
6. They are strong fasteners, especially when compared to smaller fixings.
QUALITY INSPECTION

PACKAGING & CONTAINER LOADING

USAGE SCENARIOS

WHY CHOOSE AYA?

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