ISO4017 Metric Zinc Plated Bolts And Nuts Class 8.8 Hex Cap Hex Screw Bolts BZP Bright

Product Description:

Metric class 8.8 hex cap screws and hex bolts have a very similar medium tensile strength as grade 5.

Generally,these fasteners are used in dry environments within the mechanical and processing industries.

These Class 8.8 steel screws are suitable for fastening most machinery and equipment. Dimensions meet ISO (formerly DIN) specifications. Length is measured from under the head.

Finish:

Blue white Zinc also know as zinc plating,zinc chromate or dichromate provides good corrosion resistance and is the standard for many hardware fasteners.It is an electroplated zinc layer covered with a chromate post-treatment.The zinc protects the steel from corrosion and the chromate layer protects the zinc from degrading.It is a popular finish because of its protection,cheapness,and ease of coating.Slightly less corrosion resistant than yellow zinc,it is a versatile finish that is best used indoors.This finish should not be used in marine or high salt spray environments.

Product Features:

High Tensile Bolts BZP Steel-Metric Threads

Hex bolts are full threaded and can be used with a nut or in a tapped hole.The bolts are tightened with a wrench.

BZP bright zinc plated finish that is aesthetically pleasing and makes sure all fixings are uniform.

Hexagon head is convenient for gripping with tools from all angles and can also be grabbed by hand.

Product Drawing:

Hexagon head bolts-Full thread--Product grades A and B
ISO4017 & GB/T5783
d	P(mm)	k(mm)				s(mm)
		A		B		min		max
		min	max	min	max	A	B
M1.6	0.35	0.975	1.225	0.9	1.3	3.02	2.9	3.2
M2	0.4	1.275	1.525	1.2	1.6	3.82	3.7	4
M2.5	0.45	1.575	1.825	1.5	1.9	4.82	4.7	5
M3	0.5	1.875	2.125	1.8	2.2	5.32	5.2	5.5
M3.5	0.6	2.275	2.525	2.2	2.6	5.82	5.7	6
M4	0.7	2.675	2.925	2.6	3	6.78	6.64	7
M5	0.8	3.35	3.65	3.26	3.74	7.78	7.64	8
M6	1	3.85	4.15	3.76	4.24	9.78	9.64	10
M8	1.25	5.15	5.45	5.06	5.54	12.73	12.57	13
M10	1.5	6.22	6.58	6.11	6.69	15.73	15.57	16
M12	1.75	7.32	7.68	7.21	7.79	17.73	17.57	18
M14	2	8.62	8.98	8.51	9.09	20.67	20.16	21
M16	2	9.82	10.18	9.71	10.29	23.67	23.16	24
M18	2.5	11.29	11.72	11.15	11.85	26.67	26.16	27
M20	2.5	12.29	12.72	12.15	12.85	29.67	29.16	30
M22	2.5	13.79	14.22	13.65	14.35	33.38	33	34
M24	3	14.79	15.22	14.65	15.35	35.38	35	36
M27	3	/	/	16.65	17.35	/	40	41
M30	3.5	/	/	18.28	19.12	/	45	46
M33	3.5	/	/	20.58	21.42	/	49	50
M36	4	/	/	22.08	22.92	/	53.8	55
M39	4	/	/	24.58	25.42	/	58.8	60
M42	4.5	/	/	25.58	26.42	/	63.1	65
M45	4.5	/	/	27.58	28.42	/	68.1	70
M48	5	/	/	29.58	30.42	/	73.1	75
M52	5	/	/	32.5	33.5	/	78.1	80
M56	5.5	/	/	34.5	35.5	/	82.8	85
M60	5.5	/	/	37.5	38.5	/	87.8	90
M64	6	/	/	39.5	40.5	/	92.8	95