Hex Socket Head Cap Screws Carbon Steel Stainless Steel High Quality China Supplier DIN912

Hex Socket Head Cap Screws Introduction

Hex Socket Head Cap Screws are easy to tighten and remove, not easy to slip. The shape of Hex Socket Head Cap Screws are cylindrical head, and the inner groove is hexagonal. Hex Socket Head Cap Screws are widely used in machinery manufacturing and installation, electronic appliances, furniture manufacturing, electric power facilities, petrochemical and other fields.

Hex Socket Head Cap Screws are available in carbon steel, stainless steel, and more. The strength of Hex Socket Head Cap Screws made of carbon steel is divided into 4.8, 8.8, 10.9, 12.9. Hex Socket Head Cap Screws with a strength of 4.8 are normal strength. Hex Socket Head Cap Screws with strengths of 8.8, 10.9, and 12.9 belong to high strength. The Hex Socket Head Cap Screws made of stainless steel are made of SUS304, SUS306 and other materials, and the performance grades are A2-70, A4-70, and A4-80.

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Two oxidized black DIN912 standard Hex Socket Head Cap Screws

Hex Socket Head Cap Screws Details

SIZE: M3-M100

MATEAIL: Carbon Steel, Stainless Steel

STANDARD: DIN912, ISO4762

GRADE: 4.8, 8.8, 10.9, 12.9 / A2-70

SURFACE TREATMENT: ZP, HDG, BLACK, Dacromet

CUSTOMIZED SUPPORT: YES

DIN912 Hex Socket Head Cap Screws Specifications

    Thread   Size
d
    M1.4
    M1.6
    M2
    M2.5
    M3
    M4
    M5
    M6
    M8
    M10
    M12
    (M14)
    M16
    (M18)
    M20
  


    P
    Pitch
    Coarse thread
    0.3
    0.35
    0.4
    0.45
    0.5
    0.7
    0.8
    1
    1.25
    1.5
    1.75
    2
    2
    2.5
    2.5
  

    Fine thread pitch-1
    -
    -
    -
    -
    -
    -
    -
    -
    1
    1.25
    1.25
    1.5
    1.5
    1.5
    1.5
  

    Fine thread pitch-2
    -
    -
    -
    -
    -
    -
    -
    -
    -
    1
    1.5
    -
    -
    2
    2
  

    dk
    plain head
    max
    2.6
    3
    3.8
    4.5
    5.5
    7
    8.5
    10
    13
    16
    18
    21
    24
    27
    30
  

    knurled heads
    max
    2.74
    3.14
    3.98
    4.68
    5.68
    7.22
    8.72
    10.22
    13.27
    16.27
    18.27
    21.33
    24.33
    27.33
    30.33
  

    min
    　
    2.46
    2.86
    3.62
    4.32
    5.32
    6.78
    8.28
    9.78
    12.73
    15.73
    17.73
    20.67
    23.67
    26.67
    29.67
  

    da
    max
    　
    1.8
    2
    2.6
    3.1
    3.6
    4.7
    5.7
    6.8
    9.2
    11.2
    13.7
    15.7
    17.7
    20.2
    22.4
  

    ds
    max
    　
    1.4
    1.6
    2
    2.5
    3
    4
    5
    6
    8
    10
    12
    14
    16
    18
    20
  

    min
    　
    1.26
    1.46
    1.86
    2.36
    2.86
    3.82
    4.82
    5.82
    7.78
    9.78
    11.73
    13.73
    15.73
    17.73
    19.67
  

    e
    min
    　
    1.5
    1.73
    1.73
    2.3
    2.87
    3.44
    4.58
    5.72
    6.86
    9.15
    11.43
    13.72
    16
    16
    19.44
  

    k
    max
    　
    1.4
    1.6
    2
    2.5
    3
    4
    5
    6
    8
    10
    12
    14
    16
    18
    20
  

    min
    　
    1.26
    1.46
    1.86
    2.36
    2.86
    3.82
    4.82
    5.7
    7.64
    9.64
    11.57
    13.57
    15.57
    17.57
    19.48
  

    s
    Nominal Size
    　
    1.3
    1.5
    1.5
    2
    2.5
    3
    4
    5
    6
    8
    10
    12
    14
    14
    17
  

    min
    　
    1.32
    1.52
    1.52
    2.02
    2.52
    3.02
    4.02
    5.02
    6.02
    8.025
    10.025
    12.032
    14.032
    14.032
    17.05
  

    max
    　
    1.36
    1.56
    1.56
    2.06
    2.58
    3.08
    4.095
    5.14
    6.14
    8.175
    10.175
    12.212
    14.212
    14.212
    17.23
  

    t
    min
    　
    0.6
    0.7
    1
    1.1
    1.3
    2
    2.5
    3
    4
    5
    6
    7
    8
    9
    10
  

    w
    min
    　
    0.5
    0.55
    0.55
    0.85
    1.15
    1.4
    1.9
    2.3
    3
    4
    4.8
    5.8
    6.8
    7.8
    8.6
  

    　                   
  

    Thread   Size
d
    (M22)
    M24
    (M27)
    M30
    (M33)
    M36
    M42
    M48
    M56
    M64
    M72
    M80
    M90
    M100
    　
  

    P
    Pitch
    Coarse thread
    2.5
    3
    3
    3.5
    3.5
    4
    4.5
    5
    5.5
    6
    6
    6
    6
    6
    　
  

    Fine thread pitch-1
    1.5
    2
    2
    2
    2
    3
    3
    3
    4
    4
    4
    4
    4
    4
    　
  

    Fine thread pitch-2
    2
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    　
  

    dk
    plain head
    max
    33
    36
    40
    45
    50
    54
    63
    72
    84
    96
    108
    120
    135
    150
    　
  

    knurled heads
    max
    33.39
    36.39
    40.39
    45.39
    50.39
    54.46
    63.46
    72.46
    84.54
    96.54
    108.54
    120.54
    135.63
    150.63
    　
  

    min
    　
    32.61
    35.61
    39.61
    44.61
    49.61
    53.54
    62.54
    71.54
    83.46
    95.46
    107.46
    119.46
    134.37
    149.37
    　
  

    da
    max
    　
    24.4
    26.4
    30.4
    33.4
    36.4
    39.4
    45.5
    52.6
    63
    71
    79
    87
    97
    107
    　
  

    ds
    max
    　
    22
    24
    27
    30
    33
    36
    42
    48
    56
    64
    72
    80
    90
    100
    　
  

    min
    　
    21.67
    23.67
    26.67
    29.67
    32.61
    35.61
    41.61
    47.61
    55.54
    63.54
    71.54
    79.54
    89.46
    99.46
    　
  

    e
    min
    　
    19.44
    21.73
    21.73
    25.15
    27.43
    30.85
    36.57
    41.13
    46.83
    52.53
    62.81
    74.21
    85.61
    97.04
    　
  

    k
    max
    　
    22
    24
    27
    30
    33
    36
    42
    48
    56
    64
    72
    80
    90
    100
    　
  

    min
    　
    21.48
    23.48
    26.48
    29.48
    32.38
    35.38
    41.38
    47.38
    55.26
    63.26
    71.26
    79.26
    89.13
    99.13
    　
  

    s
    Nominal Size
    　
    17
    19
    19
    22
    24
    27
    32
    36
    41
    46
    55
    65
    75
    85
    　
  

    min
    　
    17.05
    19.065
    19.065
    22.065
    24.065
    27.065
    32.08
    36.08
    41.08
    46.08
    55.1
    65.1
    75.1
    85.12
    　
  

    max
    　
    17.23
    19.275
    19.275
    22.275
    24.275
    27.275
    32.33
    36.33
    41.33
    46.33
    55.4
    65.4
    75.4
    85.47
    　
  

    t
    min
    　
    11
    12
    13.5
    15.5
    18
    19
    24
    28
    34
    38
    43
    48
    54
    60
    　
  

    w
    min
    　
    9.4
    10.4
    11.9
    13.1
    13.5
    15.3
    16.3
    17.5
    19
    22
    25
    27
    32
    34
    　
  

Thread Size d	M1.4	M1.6	M2	M2.5	M3	M4	M5	M6	M8	M10	M12	(M14)	M16	(M18)	M20
P	Pitch	Coarse thread	0.3	0.35	0.4	0.45	0.5	0.7	0.8	1	1.25	1.5	1.75	2	2	2.5	2.5
Fine thread pitch-1	-	-	-	-	-	-	-	-	1	1.25	1.25	1.5	1.5	1.5	1.5
Fine thread pitch-2	-	-	-	-	-	-	-	-	-	1	1.5	-	-	2	2
dk	plain head	max	2.6	3	3.8	4.5	5.5	7	8.5	10	13	16	18	21	24	27	30
knurled heads	max	2.74	3.14	3.98	4.68	5.68	7.22	8.72	10.22	13.27	16.27	18.27	21.33	24.33	27.33	30.33
min		2.46	2.86	3.62	4.32	5.32	6.78	8.28	9.78	12.73	15.73	17.73	20.67	23.67	26.67	29.67
da	max		1.8	2	2.6	3.1	3.6	4.7	5.7	6.8	9.2	11.2	13.7	15.7	17.7	20.2	22.4
ds	max		1.4	1.6	2	2.5	3	4	5	6	8	10	12	14	16	18	20
min		1.26	1.46	1.86	2.36	2.86	3.82	4.82	5.82	7.78	9.78	11.73	13.73	15.73	17.73	19.67
e	min		1.5	1.73	1.73	2.3	2.87	3.44	4.58	5.72	6.86	9.15	11.43	13.72	16	16	19.44
k	max		1.4	1.6	2	2.5	3	4	5	6	8	10	12	14	16	18	20
min		1.26	1.46	1.86	2.36	2.86	3.82	4.82	5.7	7.64	9.64	11.57	13.57	15.57	17.57	19.48
s	Nominal Size		1.3	1.5	1.5	2	2.5	3	4	5	6	8	10	12	14	14	17
min		1.32	1.52	1.52	2.02	2.52	3.02	4.02	5.02	6.02	8.025	10.025	12.032	14.032	14.032	17.05
max		1.36	1.56	1.56	2.06	2.58	3.08	4.095	5.14	6.14	8.175	10.175	12.212	14.212	14.212	17.23
t	min		0.6	0.7	1	1.1	1.3	2	2.5	3	4	5	6	7	8	9	10
w	min		0.5	0.55	0.55	0.85	1.15	1.4	1.9	2.3	3	4	4.8	5.8	6.8	7.8	8.6

Thread Size d	(M22)	M24	(M27)	M30	(M33)	M36	M42	M48	M56	M64	M72	M80	M90	M100
P	Pitch	Coarse thread	2.5	3	3	3.5	3.5	4	4.5	5	5.5	6	6	6	6	6
Fine thread pitch-1	1.5	2	2	2	2	3	3	3	4	4	4	4	4	4
Fine thread pitch-2	2	-	-	-	-	-	-	-	-	-	-	-	-	-
dk	plain head	max	33	36	40	45	50	54	63	72	84	96	108	120	135	150
knurled heads	max	33.39	36.39	40.39	45.39	50.39	54.46	63.46	72.46	84.54	96.54	108.54	120.54	135.63	150.63
min		32.61	35.61	39.61	44.61	49.61	53.54	62.54	71.54	83.46	95.46	107.46	119.46	134.37	149.37
da	max		24.4	26.4	30.4	33.4	36.4	39.4	45.5	52.6	63	71	79	87	97	107
ds	max		22	24	27	30	33	36	42	48	56	64	72	80	90	100
min		21.67	23.67	26.67	29.67	32.61	35.61	41.61	47.61	55.54	63.54	71.54	79.54	89.46	99.46
e	min		19.44	21.73	21.73	25.15	27.43	30.85	36.57	41.13	46.83	52.53	62.81	74.21	85.61	97.04
k	max		22	24	27	30	33	36	42	48	56	64	72	80	90	100
min		21.48	23.48	26.48	29.48	32.38	35.38	41.38	47.38	55.26	63.26	71.26	79.26	89.13	99.13
s	Nominal Size		17	19	19	22	24	27	32	36	41	46	55	65	75	85
min		17.05	19.065	19.065	22.065	24.065	27.065	32.08	36.08	41.08	46.08	55.1	65.1	75.1	85.12
max		17.23	19.275	19.275	22.275	24.275	27.275	32.33	36.33	41.33	46.33	55.4	65.4	75.4	85.47
t	min		11	12	13.5	15.5	18	19	24	28	34	38	43	48	54	60
w	min		9.4	10.4	11.9	13.1	13.5	15.3	16.3	17.5	19	22	25	27	32	34

ISO4762 Hex Socket Head Cap Screws Specifications

    Thread Size
d
    M1.6
    M2
    M2.5
    M3
    M4
    M5
    M6
    M8
    M10
    M12
  


    P
    Pitch
    　
    0.35
    0.4
    0.45
    0.5
    0.7
    0.8
    1
    1.25
    1.5
    1.75
  

    dk
    max
    For plain heads
    3
    3.8
    4.5
    5.5
    7
    8.5
    10
    13
    16
    18
  

    For knurled heads
    3.14
    3.98
    4.68
    5.68
    7.22
    8.72
    10.22
    13.27
    16.27
    18.27
  

    min
    　
    2.86
    3.62
    4.32
    5.32
    6.78
    8.28
    9.78
    12.73
    15.73
    17.73
  

    da
    max
    　
    2
    2.6
    3.1
    3.6
    4.7
    5.7
    6.8
    9.2
    11.2
    13.7
  

    ds
    max
    　
    1.6
    2
    2.5
    3
    4
    5
    6
    8
    10
    12
  

    min
    　
    1.46
    1.86
    2.36
    2.86
    3.82
    4.82
    5.82
    7.78
    9.78
    11.73
  

    e
    min
    　
    1.733
    1.733
    2.303
    2.873
    3.443
    4.583
    5.723
    6.863
    9.149
    11.429
  

    k
    max
    　
    1.6
    2
    2.5
    3
    4
    5
    6
    8
    10
    12
  

    min
    　
    1.46
    1.86
    2.36
    2.86
    3.82
    4.82
    5.7
    7.64
    9.64
    11.57
  

    s
    Nominal Size
    　
    1.5
    1.5
    2
    2.5
    3
    4
    5
    6
    8
    10
  

    max
    　
    1.58
    1.58
    2.08
    2.58
    3.08
    4.095
    5.14
    6.14
    8.175
    10.175
  

    min
    　
    1.52
    1.52
    2.02
    2.52
    3.02
    4.02
    5.02
    6.02
    8.025
    10.025
  

    t
    min
    　
    0.7
    1
    1.1
    1.3
    2
    2.5
    3
    4
    5
    6
  

    w
    min
    　
    0.55
    0.55
    0.85
    1.15
    1.4
    1.9
    2.3
    3.3
    4
    4.8
  

    　              
  

    Thread Size
d
    (M14)
    M16
    M20
    M24
    M30
    M36
    M42
    M48
    M56
    M64
  

    P
    Pitch
    　
    2
    2
    2.5
    3
    3.5
    4
    4.5
    5
    5.5
    6
  

    dk
    max
    For plain heads
    21
    24
    30
    36
    45
    54
    63
    72
    84
    96
  

    For knurled heads
    21.33
    24.33
    30.33
    36.39
    45.39
    54.46
    63.46
    72.46
    84.54
    96.54
  

    min
    　
    20.67
    23.67
    29.67
    35.61
    44.61
    53.54
    62.54
    71.54
    83.46
    95.46
  

    da
    max
    　
    15.7
    17.7
    22.4
    26.4
    33.4
    39.4
    45.6
    52.6
    63
    71
  

    ds
    max
    　
    14
    16
    20
    24
    30
    36
    42
    48
    56
    64
  

    min
    　
    13.73
    15.73
    19.67
    23.67
    29.67
    35.61
    41.61
    47.61
    55.54
    63.54
  

    e
    min
    　
    13.716
    15.996
    19.437
    21.734
    25.154
    30.854
    36.571
    41.131
    46.831
    52.531
  

    k
    max
    　
    14
    16
    20
    24
    30
    36
    42
    48
    56
    64
  

    min
    　
    13.57
    15.57
    19.48
    23.48
    29.48
    35.38
    41.38
    47.38
    55.26
    63.26
  

    s
    Nominal Size
    　
    12
    14
    17
    19
    22
    27
    32
    36
    41
    46
  

    max
    　
    12.212
    14.212
    17.23
    19.275
    22.275
    27.275
    32.33
    36.33
    41.33
    46.33
  

    min
    　
    12.032
    14.032
    17.05
    19.065
    22.065
    27.065
    32.08
    36.08
    41.08
    46.08
  

    t
    min
    　
    7
    8
    10
    12
    15.5
    19
    24
    28
    34
    38
  

    w
    min
    　
    5.8
    6.8
    8.6
    10.4
    13.1
    15.3
    16.3
    17.5
    19
    22
  

Thread Size d	M1.6	M2	M2.5	M3	M4	M5	M6	M8	M10	M12
P	Pitch		0.35	0.4	0.45	0.5	0.7	0.8	1	1.25	1.5	1.75
dk	max	For plain heads	3	3.8	4.5	5.5	7	8.5	10	13	16	18
For knurled heads	3.14	3.98	4.68	5.68	7.22	8.72	10.22	13.27	16.27	18.27
min		2.86	3.62	4.32	5.32	6.78	8.28	9.78	12.73	15.73	17.73
da	max		2	2.6	3.1	3.6	4.7	5.7	6.8	9.2	11.2	13.7
ds	max		1.6	2	2.5	3	4	5	6	8	10	12
min		1.46	1.86	2.36	2.86	3.82	4.82	5.82	7.78	9.78	11.73
e	min		1.733	1.733	2.303	2.873	3.443	4.583	5.723	6.863	9.149	11.429
k	max		1.6	2	2.5	3	4	5	6	8	10	12
min		1.46	1.86	2.36	2.86	3.82	4.82	5.7	7.64	9.64	11.57
s	Nominal Size		1.5	1.5	2	2.5	3	4	5	6	8	10
max		1.58	1.58	2.08	2.58	3.08	4.095	5.14	6.14	8.175	10.175
min		1.52	1.52	2.02	2.52	3.02	4.02	5.02	6.02	8.025	10.025
t	min		0.7	1	1.1	1.3	2	2.5	3	4	5	6
w	min		0.55	0.55	0.85	1.15	1.4	1.9	2.3	3.3	4	4.8

Thread Size d	(M14)	M16	M20	M24	M30	M36	M42	M48	M56	M64
P	Pitch		2	2	2.5	3	3.5	4	4.5	5	5.5	6
dk	max	For plain heads	21	24	30	36	45	54	63	72	84	96
For knurled heads	21.33	24.33	30.33	36.39	45.39	54.46	63.46	72.46	84.54	96.54
min		20.67	23.67	29.67	35.61	44.61	53.54	62.54	71.54	83.46	95.46
da	max		15.7	17.7	22.4	26.4	33.4	39.4	45.6	52.6	63	71
ds	max		14	16	20	24	30	36	42	48	56	64
min		13.73	15.73	19.67	23.67	29.67	35.61	41.61	47.61	55.54	63.54
e	min		13.716	15.996	19.437	21.734	25.154	30.854	36.571	41.131	46.831	52.531
k	max		14	16	20	24	30	36	42	48	56	64
min		13.57	15.57	19.48	23.48	29.48	35.38	41.38	47.38	55.26	63.26
s	Nominal Size		12	14	17	19	22	27	32	36	41	46
max		12.212	14.212	17.23	19.275	22.275	27.275	32.33	36.33	41.33	46.33
min		12.032	14.032	17.05	19.065	22.065	27.065	32.08	36.08	41.08	46.08
t	min		7	8	10	12	15.5	19	24	28	34	38
w	min		5.8	6.8	8.6	10.4	13.1	15.3	16.3	17.5	19	22

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