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GB /T 819.1 - 2000 Cross recessed countersunk head screws

Weight Calculator Message Error Correction 中文版

Unit: 毫米(mm)
Weight Calculator
L
Thread Size
d
M1.6 M2 M2.5
P Pitch
a max
dk theor. max
Actual max=nominal size
min
k max=nominal size
r max
x max
Socket No.
M1
M2
Penetration depth Type H max
min
Type Z max
min
0.35 0.4 0.45
0.7 0.8 0.9
3.6 4.4 5.5
3.0 3.8 4.7
2.7 3.5 4.4
1 1.2 1.5
0.4 0.5 0.6
0.9 1 1.1
0 0 1
1.6 1.9 2.9
1.6 1.9 2.8
0.9 1.2 1.8
0.6 0.9 1.4
0.95 1.2 1.73
0.7 0.95 1.48
per 1000 units ≈ kg(7.85kg/cm3)
- - -
Thread Length
b
- - -
①,The diameter of the unthreaded portion is approximately equal to the diameter of the pitch or allowed to equal the major diameter of the thread.
①,min
Alternative history GB 819 - 1976 GB 819 - 1985 GB /T 819.1 - 2000 GB /T 819.1 - 2016
Equivalent standard
GB GB /T 819.1
ISO ISO 7046-1
DIN DIN EN ISO 7046-1
UNI UNI 7688
NF NF E 25-119-1
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
  • 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
  • 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
  • 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.

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