GB /T 6560 - 2014 Cross Recessed Pan Head Thread Rolling Screws


Unit: mm
国标GB /T6560 - 2014 GB6560 6560GB Cross Recessed Pan Head Thread Rolling Screws
Thread Size
d
M2 M2.5 M3 M4 M5 M6 M8 M10
P Pitch
a max
b min
da max
dk max=nominal size
min
k max=nominal size
min
x max
Socket No.
M1 Ref.
Penetration depth Type H max
min
M2 Ref.
Penetration depth Type Z max
min
0.4 0.45 0.5 0.7 0.8 1 1.25 1.5
0.8 0.9 1 1.4 1.6 2 2.5 3
25 25 25 38 38 38 38 38
2.6 3.1 3.6 4.7 5.7 6.8 9.2 11.2
4 5 5.6 8 9.5 12 16 20
3.7 4.7 5.3 7.64 9.14 11.57 15.57 19.48
1.6 2.1 2.4 3.1 3.7 4.6 6 7.5
1.46 1.96 2.26 2.92 3.52 4.3 5.7 7.14
1 1.1 1.25 1.75 2 2.5 3.2 3.8
0 1 1 2 2 3 4 4
1.9 2.7 3 4.4 4.9 6.9 9 10.1
1.2 1.55 1.8 2.4 2.9 3.6 4.6 5.8
0.9 1.15 1.4 1.9 2.4 3.1 4 5.2
2.1 2.6 2.8 4.3 4.7 6.7 8.8 9.9
1.42 1.5 1.75 2.34 2.74 3.46 4.5 5.69
1.17 1.25 1.5 1.89 2.29 3.03 4.05 5.24
Alternative history
Suppliers
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1
China Mainland Ningbo Lesheng Hardware Technology Co. Ltd.
Zhou Zhansheng
Mobile Phone: +86-13732173555 Telephone: +86-574-87311242
Material: Carbon; Grade: 6.8-8.8; Surface Treatment: Blue & White Zinc, Colored Zinc, Black Zinc; Nominal Diameter: M2-M8
Contact us via Email
2
China Mainland Wenzhou Fengding Fastener Manufacture Co., Ltd.
Mr.Huang
Mobile Phone: +86-18857755588/13676725866 Telephone: +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
Contact us via Email
3
China Mainland Suzhou Hanlinyu Precision Hardware Co., LTD
Li Meihua
Mobile Phone: +86-13771867939/13771793559 Telephone: +86-512-65868465
Material: Carbon Steel; Specification: M2-M10
Contact us via Email
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