China 8.8s external hexagonal bolt DinM8-M16 Supplier, Factories

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China 8.8s external hexagonal bolt DinM8-M16 Supplier, Factories

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Product Description

Thread specifications d		M10	M12	M14	M16	M18	M20	M22	M24
P	Pitch	1.50	1.75	2.0	2.0	2.5	2.5	2.5	3
b	L≤125	26	30	34	38	42	46	50	54
	125＜L≤200	32	36	40	44	48	52	56	60
	L＞200	/	/	/	57	61	65	69	73
ds	Max	10	12	14	16	18	20	22	24
ds	Min	9.64	11.57	13.57	15.57	17.57	19.48	21.48	23.48
e	Min	19.68	22.58	25.94	29.3	32.66	36.96	39.2	44.8
k	Max	6.69	7.79	9.09	10.29	11.85	12.85	14.35	15.35
k	Min	6.11	7.21	8.51	9.71	11.15	12.15	13.65	14.65
s	Max	18	21	24	27	30	34	36	41
s	Min	17.57	20.16	23.16	26.16	29.16	33	35	40

Thread specifications d		M27	M30	M33	M36	M39	M42	M45	M48
P	Pitch	3	3	3	3	3	3	3	3
b	L≤125	60	66	72	78	84	90	96	102
	125＜L≤200	66	72	78	84	90	96	102	108
	L＞200	79	85	91	97	103	109	115	121
ds	Max	27	30	33	36	39	42	45	48
ds	Min	26.48	29.48	32.38	35.38	38.38	41.38	44.38	47.38
e	Min	50.4	54.9	60.3	65.9	71.5	71.5	76.3	81.9
Min	Min	17.35	19.12	21.42	22.92	25.42	26.42	28.42	30.42
Min	Min	16.65	18.28	20.58	22.08	24.58	25.58	27.58	29.58
s	Max	46	50	55	60	65	65	70	75
s	Min	45	49	53.8	58.8	63.8	63.8	68.1	73.1

External hexagonal bolts are a common type of mechanical fastener, mainly used for connecting and fixing mechanical equipment.

Connecting Components

The outer hexagonal bolt fixes multiple components together through the action of torque, forming a whole.

Load Bearing

Due to its high-strength design, the outer hexagonal bolt can withstand large loads and shear forces, ensuring the firmness of the connection without breaking or loosening.

Easy Installation

No special fixtures or tools are required; it can be completed quickly with a standard wrench, significantly improving production efficiency.

Wide Application

Suitable for various connection situations, such as heavy machinery, construction, and bridge engineering, meeting diverse industrial requirements.

Frequently Asked Questions

What are the primary uses of external hexagonal bolts?

They are mainly used for connecting and fixing mechanical equipment across various industries like construction, heavy machinery, and bridge engineering.

What thread sizes are available for these bolts?

The specifications range from M10 to M48, covering a wide variety of industrial needs and mechanical load requirements.

Are external hexagonal bolts suitable for heavy-duty applications?

Yes, their high-strength design allows them to withstand large loads and shear forces, making them ideal for high-stress connections.

What tools are needed for installation?

Installation is simple and can be performed using standard tools such as a manual wrench or a torque wrench.

How do these bolts ensure a firm connection?

They utilize the action of torque to fix multiple components together, and their structural design prevents loosening even under vibration.

Can these bolts be used in outdoor construction?

Absolutely. Their wide application range includes outdoor bridge engineering and large-scale infrastructure projects.

Product Detail

China 8.8s external hexagonal bolt DinM8-M16 Supplier, Factories