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12-Point Flange Head Screws (12.9 / ASTM F468M)

ASME B 18.2.5M - 2013

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Nominal Length L Tips:seclect Nominal Length L and get Thread length.

Thread Size
d

M10

M12

M14

M16

M20

M24

M30

M36

P	Pitch
d_s	max
d_s	min
s	Nominal Size
	max
	min
d_k	min
d_c	max
d_c	min
c	max
c	min
k	max
k	min
b	L≤125
	125＜L≤200
	L＞200
d_w	min
k_w	min

0.8	1	1.25	1.5	1.75	2	2	2.5	3	3.5	4
5	6	8	10	12	14	16	20	24	30	36
4.82	5.82	7.78	9.78	11.73	13.73	15.73	19.67	23.67	29.67	35.61
5	6	8	10	12	14	16	20	24	30	36
5	6	8	10	12	14	16	20	24	30	36
4.79	5.79	7.78	9.78	11.79	13.79	15.81	19.82	23.75	29.72	35.7
5.6	6.7	9	11.2	13.5	15.8	18	22.5	27	33.8	40.5
8.72	10.22	13.27	16.27	18.27	21.33	24.33	30.33	36.39	45.39	54.46
8.27	9.77	12.72	15.69	17.67	20.67	23.62	29.55	35.52	44.52	52.75
2.25	2.7	3.6	4.5	5.4	6.3	7.2	9	10.8	13.5	16.2
2	2.45	3.35	4.13	5.03	5.93	6.83	8.5	10.3	13	15.6
5	6	8	10	12	14	16	20	24	30	36
4.88	5.82	7.78	9.78	11.73	13.73	15.73	19.67	23.67	29.67	35.57
16	18	22	26	30	34	38	46	54	66	-
22	24	28	32	36	40	44	52	60	72	84
35	37	41	45	49	53	57	65	73	85	97
8.03	9.38	12.33	15.33	17.23	20.17	23.17	28.87	34.81	43.61	52.54
2.63	3.12	4.18	5.28	6.33	7.43	8.53	10.67	12.87	16.17	19.37

Length of Thread b

①,Material and mechanical properties
ⓐUnless otherwise speicified, steel screws shall conform to the requirements of ISO 898-1, Property Class 12.9
ⓑUnless otherwise speicified, corrosion-resistant steel screws shall conform to the requirements of ISO 3506-1 for the specified property class
ⓒ Unless otherwise speicified, nonferrous screws shallconform to the requirements of ASTM F468M or the specified property alloy

Alternative history

ASME B 18.2.5M - 2009 ASME B 18.2.5M - 2013

Suppliers

Best price if from GlobalFastener.com.

Wenzhou Fengding Fastener Manufacture Co., Ltd.

Mr.Huang
+86-18857755588/13676725866
+86-577-86500568

Material: carbon steel，copper，Stainless steel; Surface treatment: according to customers' requirements; Grade: 4.8, 8.8, 10.9, 12.9; Nominal diameter: M3-M20; Nominal length: 5-300mm

Shanghai ATM Precision Fastening Technology Co., Ltd.

Xu Hai
+86-18621311857
+86-21-59766477

Materials: 301, 302, 303, 304, 304L, 316, 316L, 316Ti, 317L, 310S, 321, 347, 1.4529, 1.4539, 1.4462, 1.4547, 1.4980, 904L, 2205, 2507, 2520, S32750, S32760, 1Cr13, 1Cr17, 2Cr13, 3Cr13, 14Cr17Ni2, 410, 416, 420, 430, 431, 440, 630, 631, 17-4PH, MP35N, 600, 601, 625, 660, 718, 750, 800, 825, 925, 926, C22, C276, A286, GH2132, GH4033, GH4080, GH4169, GH4145, 9C18Mo, 4Cr10Si2Mo, 35CrMoA, 42CrMoA, 40CrNiMoA, 25Cr2Mo1VA, SCM435, SCM440, 4130, 4140, 4145, A36, A307, A320, A325, A490, A574, F1554; stainless steel, alloy steel, titanium alloys, nickel-based alloys, high-temperature alloys, corrosion-resistant alloys, nickel-cobalt alloys, special alloys, and other special materials per customer specifications. Grades: A1-50, A2-50, A2-70, A2-80, A3-70, A4-70, A4-80, A4-90, A4-100, A5-80, B8, B8M, B8C, B8T, B6, B7, B7M, B16, C1-50, C1-70, C1-110, C3-80, C3-120, C4-70, D2-80, D2-100, D4-80, D4-100, D6-80, D6-100, D8-80, D8-100, P1-90, P1-120, F51, F53, F55, F60, 10.9, 12.9, 14.9, 15.9, 16.9; Other grades available upon request. Specifications: M3–M120, 1/4"–4". No limitation on product diameter or length; custom non-standard parts can be manufactured upon request. Surface Treatments: passivation, black oxide, phosphating, electrophoretic coating, zinc plating, nickel plating, chrome plating, cadmium plating, gold plating, silver plating, tin plating, copper plating, zinc diffusion, marine zinc, aluminum diffusion, aluminum spraying, Dacromet, Geomet, Teflon coating, zinc-nickel alloy plating, nickel-cobalt alloy plating, hot-dip galvanizing, ceramic composite coatings, molybdenum disulfide coating, tungsten disulfide coating, nano-coatings, and other surface finishes per customer requirements.

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Similar Standards

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