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GB /T 846 - 1985 Cross Recessed Countersunk Head Tapping Screws


Unit: 毫米(mm)
Weight Calculator
L
Thread Size
d
ST2.2 ST2.9 ST3.5
P Pitch
a max
dk Theoretical max
Actual max
min
k max
Socket No.
M1 Type H Ref.
Penetration depth Type H min
max
M2 Type Z Ref.
Penetration depth Type Z min
max
y Ref. Type C
Type F
0.8 1.1 1.3
0.8 1.1 1.3
4.4 6.3 8.2
3.8 5.5 7.3
3.5 5.2 6.9
1.1 1.7 2.35
0 1 2
1.9 3.2 4.4
0.9 1.7 1.9
1.2 2.1 2.4
2 3.2 4.3
0.95 1.6 1.75
1.2 2 2.2
2 2.6 3.2
1.6 2.1 2.5
per 1000 units ≈ kg(7.85kg/cm3)
- - -
Alternative history GB 846 - 1976 GB /T 846 - 1985 GB /T 846 - 2017
Equivalent standard
GB GB /T 846
ISO ISO 7050
DIN DIN EN ISO 7050
UNI UNI 6955
Some of the above standards may be approximate equivalent. If there is any objection, the standard original shall prevail.
Suppliers
Best price if from GlobalFastener.com
  • Shanghai Chengtai Hardware Manufacturing Co., Ltd.
  • Contact: Mr.Zhuge
    Cellphone: +86-18916049888
    QQ: 点击这里给我发消息2880137050 点击这里给我发消息2880137059
    email: chengtai@shchengtai.com
    Material: stainless steel; Specification: complete; Surface treatment: according to customer requirement
  • Suzhou Yongchuang Fastener Factory
  • Contact: Mr. Tang
    Cellphone: +86-15298892886
    QQ: 点击这里给我发消息546348066
    email: syjgjsz@163.com
    Material: stainless steel, carbon steel; Nominal diameter: M1-M14; Nominal length: 5-400mm

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