Click Specification

(Non-preferred) dimensions in parentheses.

Hexagon Bolts With Serrated Flange

QC /T 340 - 1999

Display drawing:

Download CAD Model^*

^*Models with different eras.

Thread Size
d

M10

M12

(M14)

M16

P	Pitch	Coarse thread
		Fine thread
c	min
d_c	max
a	max
k	max
e	min
s	max
	min
Number of Teeth

1	1.25	1.5	1.75	2	2
-	1	1.25	1.5	1.5	1.5
1.1	1.2	1.5	1.8	2.1	2.4
13.6	17	20.8	24.7	28.6	32.8
3	3.75	4.5	5.25	6	6
6.8	8.5	9.7	11.9	12.9	15.1
8.56	10.8	14.08	16.32	19.68	22.94
8	10	13	15	18	21
7.64	9.64	12.57	14.57	17.57	20.16
24	24	30	30	39	39

Alternative history

QC /T 340 - 1999 QC /T 340 - 2017

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

Similar Standards

1	[IFI] IFI 111 - 1986	Hexagon flange bolts View Suppliers
2	[DIN] DIN 6921 - 1983	Hexagon Flange Bolts View Suppliers
3	[ISO] ISO 4162 - 2012	Hexagon Bolts With Flange - Small Series - Product Grade A with Driving Feature of Product Grade B View Suppliers
4	[IFI] IFI 111 - 2002	Hexagon Flange Bolts View Suppliers
5	[ISO] ISO 4162 - 1990	Hexagon flange bolts; small series View Suppliers
6	[EN] EN 1662 - 1997	Hexagon Bolts with Flange - Small Series View Suppliers
7	[JIS] JIS B 1189 (ISO 15072) - 2005	Hexagon Flange Bolts - Fine Pitch Thread - Product Grade A [Attached Figure 2.1] View Suppliers
8	[JIS] JIS B 1189 (Class 2) - 1977	Hexagon Flange Bolts - class 2 View Suppliers
9	[GB] GB 5787 - 1986	Hexagon Flange Bolts - Product Grade B View Suppliers
10	[JIS] JIS B 1189 (Type 2) - 2014	Hexagon Flange Bolt - Type 2 - [Table JA.3] View Suppliers
11	[JIS] JIS B 1189 (Type 2) - 2005	Hexagon Flange Bolt - Type 2 - [Attached Table 2] View Suppliers
12	[GB] GB /T 5788 - 1986	Hexagon Flange Bolts - Reduced Shank - Product Grade B View Suppliers
13	[IFI] IFI 536 - 1982	Metric Hex Flange Screws
14	[IFI] IFI 513 - 1982	Metric Hex Flange Head Machine Screws
15	[ASME] ASME B 18.2.1 - 2012	Hex Flange Screws [Table 8]（A394）
16	[DIN EN] DIN EN 1662 - 1998	Hexagon Bolts with Flange - Small Series
17	[ASME] ASME B 18.2.1 - 2010	Hex Flange Screws
18	[ISO] ISO 15072 - 1999	Hexagon bolts with flange with metric fine pitch thread—Small series—Product grade A
19	[IFI] IFI 538 - 1982	Metric Heavy Hex Flange Screws
20	[DIN] DIN 6922 - 1983	Hexagon flange bolts with reduced shank
21	[ASME/ANSI] ASME/ANSI B 18.6.7M - 1998	Metric hex head flange screws
22	[ISO] ISO 15071 - 2011	Hexagon Bolts With Flange - Small Series - Product Grade A
23	[ISO] ISO 15072 - 2012	Hexagon Bolts With Flange With Metric Fine Pitch Thread - Small Series - Product Grade A
24	[ISO] ISO 15071 - 1999	Hexagon Bolts with Flange - Small Series - Product Grade A
25	[ASME] ASME B 18.2.3.4M - 2001 (R2011)	Metric Hex Flange Screws
26	[ASME/ANSI] ASME/ANSI B 18.2.3.4M - 1999	Hexagon head flange bolts
27	[NF] NF E 25-504 - 1998 (R2004)	Hexagon Bolts With Flange - Small Series
28	[GB] GB /T 16674.3 - 2023	Hexagon bolts with flange - Small series - Product grade A with driving feature of product grade B
29	[YJT] YJT 1047	Hexagon Flange Bolts， Waterproof
30	[Others] MBN 10105 - 2007	Hexagon Head Screws With Flange