ISO 7379 Low Head Shoulder Bolt Screw

Description

Product Description:

Product Name	M8 M10 Grade 12..9 alloy steel hex socket shoulder bolt ISO7379
Material	alloy steel
Color	Silvery
Standard	DIN GB ISO JIS BA ANSI
Grade	12.9
Finished	plain
Thread	coarse, fine
Used	building industry machinery

Product advantages:

☆ Measure and process using precision machine tools and measuring tools under strictly controlled environmental conditions.

2.High-quality Metal material

☆ With long life, low heat generation, high hardness, high rigidity, low noise, high wear resistance and other characteristics.

3. Cost-effective

☆ The use of high-qualityMetal material, after precision processing and forming, greatly improves the user experience.

Parameter Of Product:

螺纹尺寸			M5	M6	M8	M10	M12	M16	M20
d
P	pitch		0.8	1	1.25	1.5	1.75	2	2.5
d_s	Nominal		6.5	8	10	13	16	20	25
	maximum value		6.487	7.987	9.987	12.984	15.984	19.98	24.98
	minimum		6.451	7.951	9.951	12.941	15.941	19.928	24.928
b	maximum value		9.75	11.25	13.25	16.4	18.4	22.4	27.4
b	minimum		9.25	10.75	12.75	15.6	17.6	21.6	26.6
d_k	short hair	maximum value	10	13	16	18	24	30	36
	knurled head	maximum value	10.22	13.27	16.27	18.27	24.33	30.33	36.39
	minimum		9.78	12.73	15.73	17.73	23.67	29.67	35.61
k	maximum value		4.5	5.5	7	9	11	14	16
k	minimum		4.32	5.32	6.78	8.78	10.73	13.73	15.73
s	Nominal		3	4	5	6	8	10	12
	maximum value		3.08	4.095	5.095	6.095	8.115	10.115	12.142
	minimum		3.02	4.02	5.02	6.02	8.025	10.025	12.032
t	minimum		2.4	3.3	4.2	4.9	6.6	8.8	10
g₁	maximum value		2.5	2.5	2.5	2.5	2.5	2.5	3
g₂	maximum value		2	2.5	3.1	3.7	4.4	5	6.3
d_s1	maximum value		3.86	4.58	6.25	7.91	9.57	13.33	16.57
d_s1	minimum		3.68	4.4	6.03	7.69	9.35	12.96	16.3
e	minimum		3.44	4.58	5.72	6.86	9.15	11.43	13.72
r	minimum		0.25	0.4	0.6	0.6	0.6	0.8	0.8
Thousand pieces of steel weight≈kg			–	–	–	–	–	–	–