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(Non-preferred) dimensions in parentheses.

Unit:mm

Half-rounded head screws, product grades A and B

GOST 17473 - 1980

Display drawing:

俄标GOST 17473 - 1980 GOST17473 17473GOST Half-rounded head screws, product grades A and B
俄标GOST 17473 - 1980 GOST17473 17473GOST Half-rounded head screws, product grades A and B
Calculate weight and price. Weight 1000 pcs : kg x $ per kg = $ 1000 pcs
Default density g/cm3
×

Choose materials based on density.(g/cm3)

  • Carbon Steel 7.85
  • Stainless Steel 8.1
  • Stainless Steel 7.95
  • Stainless Steel 7.7
  • Titanium Alloy 4.5
  • Aluminum Alloy 2.8
  • Copper 8.89


Select here or enter material density on the calculation page.
Nominal Length L Tips:seclect Nominal Length L and get Weight .
Thread Size
d
1 1.2 1.4 1.6 2 2.5 3 3.5 4
P pitch Coarse thread
Fine thread
D
k
R1 ≈
Socket No.
m
t max
Penetration depth groove depth max
min
b Lengthening
standard
0.25 0.25 0.3 0.35 0.4 0.45 0.5 0.6 0.7
/ / / / / / / / /
2 2.3 2.6 3 3.8 4.5 5.5 6 7
0.7 0.8 0.95 1.1 1.4 1.7 2.1 2.4 2.8
1.1 1.3 1.4 1.6 2 2.4 2.9 3.1 3.6
/ / / / 0 1 1 2 2
/ / / / 2 2.6 3 4.1 4.6
/ / / / 1.2 1.3 1.7 1.8 2.2
/ / / / 1.3 1.4 1.8 2.2 2.5
/ / / / 1 1.1 1.5 1.7 2
/ / / / 16 18 19 20 22
8 9 9 9 10 11 12 13 14
Weight of per 1000 steel products(≈kg)
- - - - - - - - -
Thread Size
d
5 6 8 10 12 14 16 18 20
P pitch Coarse thread
Fine thread
D
k
R1 ≈
Socket No.
m
t max
Penetration depth groove depth max
min
b Lengthening
standard
0.8 1 1.25 1.5 1.75 2 2 2.5 2.5
/ / 1 1.25 1.25 1.5 1.5 1.5 1.5
8.5 10 13 16 18 21 24 27 30
3.5 4.2 5.6 7 8 9.5 11 12 14
4.4 5.1 6.6 8.1 9.1 10.6 12.1 13.6 15.1
2 3 3 4 4 / / / /
5.2 7 8.2 10.6 11.8 / / / /
2.8 3.2 4.6 5.6 6.8 / / / /
3.1 3.7 5.1 6.3 7.6 / / / /
2.6 3.2 4.6 5.8 7.1 / / / /
25 28 34 40 46 52 58 64 70
16 18 22 26 30 34 38 42 46
Weight of per 1000 steel products(≈kg)
- - - - - - - - -
①,It is allowed to produce screws with the lengths not specified in Table 2 by agreement between the customer and the manufacturer.
②,Thread shall be in accordance with GOST 24705-81. Thread runout and undercut shall be in accordance with GOST 10549-80.
③,Straight slots shall be in accordance with GOST 24669-81; Phillips slots shall be in accordance with GOST 10753-80.
④,Under-head radius shall be in accordance with GOST 24670-81.
⑤,Tolerances, methods of monitoring the dimensions and deviations of surfaces form and arrangement shall be in accordance with GOST 1759.1-82.
⑥,Surface defects and monitoring methods shall be in accordance with GOST 1759.2-82.
⑦,Technical requirements shall be in accordance with GOST 1759-70.
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