ISO 14581 - 2013 Fasteners — Hexalobular Socket Countersunk Flat Head Screws

Unit: 毫米(mm)

Thread Size
d

M2.5

per 1000 units ≈ kg(7.85kg/cm3)

Thread Length
b

①,A) a_max ≤ 2P ； B) a_max ≤ 2.5P

Hexalobular Socket High Countersunk Head Screws

Hexalobular Socket Countersunk Flat Head Screws
Suppliers(1)

Hexalobular Lobular Socket Countersunk Head Screws
Suppliers(1)

Hexagon lobular socket countersunk head screws
Suppliers(1)

Hexalobular Socket Countersunk Flat Head Screws (common head style) with Reduced Loadability
Suppliers(2)

Hexalobular Socket Countersunk Head Screws, High Head

Hexagon lobular socket countersunk head screws

Screws With Six Lobes Recessed Countersunk Head - Symbol FX

Hexagon Socket Flat Countersunk Head Cap

Suppliers(1)

Hexalobular Socket Countersunk Head Screws

82° Hexalobular Socket Countersunk Flat Head Screws [TABLE 2.2.1-2 VI]

82° Hexalobular Socket Countersunk Flat Head Screws

T-type TORX countersunk head bolts

T-type TORX countersunk head machine screws

Yuyao Hutson Metal Product Co., Ltd.
Contact:	Ma Huazhen/Xu Tianyang
Cellphone：	86-13095941973
email：	62828345@163.com
Material: stainless steel, A2-70, A2-80, A4-70, A4-80, A2(302, 303, 304), A4(316), 410, 430; Complete specifications

GotopScrews International Co., Limited
Contact:	Manager Zhuang
Cellphone：	86-13008864675
email：	hongwei@gotopscrews.com
Material: carbon steel, alloy steel, stainless steel, copper, aluminum, titanium; Specifications: M0.6~M6; Length: 1~60mm; Surface Treatment: galvanizing, nickel plating, zinc nickel alloy, electrophoresis, dacromet, CD grain, PVD, etc.

GB	GB /T 2673.1
ISO	ISO 14581
Some of the above standards may be approximate equivalent. If there is any objection, the standard original shall prevail.