English
简体中文

Home / Service / Technical Data
TECHNICAL DATA

Focus on producing the quality products

*GB/T3098.13-1996Mechanical properties of fasteners--Torsional test and minimum torques for bolts and screws with nominal diameters 1mm to 10mm

1. GB/T3098.13-1996 idt ISO 898-7:1992

Mechanical properties of fasteners-Torsional test and Minimum torques for Bolts Screws with nominal diameters 1MM to 10MM from Grade8.8-12.9

3Thread
Pitch MM

Minimum torques M b min N.m
Mechanical Properties Grade
8.8 9.8 10.9 12.9

M1

0.25

0.033

0.036

0.04

0.045

M1.2

0.25

0.075

0.082

0.092

0.1

M1.4

0.3

0.12

0.13

0.14

0.16

M1.6

0.35

0.16

0.18

0.2

0.22

M2

0.4

0.37

0.4

0.45

0.50

M2.5

0.45

0.80

0.9

1.0

1.1

M3

0.5

1.5

1.7

1.9

2.1

M3.5

0.6

2.4

2.7

3.0

3.3

M4

0.7

3.6

3.9

4.4

4.9

M5

0.8

7.6

8.3

9.3

10

M6

1

13

14

16

17

M7

1

23

25

28

31

M8

1.25

33

36

40

44

M8 *1

-

38

42

46

52

M10

1.5

66

72

81

90

M10*1

-

84

92

102

114

M10*1.25

-

75

82

91

102

1. GB/T3098.13-1996 idt ISO 898-7:1992

Material

Grade

Tensile Strength R /MPa Min
A1 A2 A3 A4 A5 50 500
70 700
80 800
 

Diameterd

 Break Torques Mb Min/N.M
Grade
50 70 80

M1.6

0.15

0.2

0.24

M2

0.3

0.4

0.48

M2.5

0.6

0.9

0.96

M3

1.1

1.6

1.8

M4

2.7

3.8

4.3

M5

5.5

7.8

8.8

M6

9.3

13

15

M8

23

32

37

M10

46

65

74

M12

80

110

130

M16

210

290

330
  No.16 Wapuhe Road, Kunshan Development Zone, Kunshan City Suzhou Jiangsu China 215333
 E-mail us:       tina @ksfasteners.com
 Call us on：
         +86-512-57889792 International Line
         +86-512-55270346 Domestic Line
 
More focus on producing the quality products,and providing customer service and ability to meet customer requirements.

News

  • Mastering PPAP in the Automotive Industry,How Kinsom Delivers Excellence

    Mastering PPAP in the Automotive Industry: Requirements, Challenges, and How Kinsom Delivers Excellence The Production Part Approval Process (PPAP) is a critical framework in the automotive industry, ensuring that components and systems meet stringent quality, reliability, and safety standards befor

  • Precision Straightness Control in Fasteners: How We Meet Your Custom Requirements & Save Costs

    Precision Straightness Control in Fasteners: How We Meet Your Custom Requirements & Save Costs 1. Defining Straightness: Why It MattersStraightness is a critical geometric tolerance (per ISO 1101、ISO2768、GB1804-2000、UNI-EN-22768-mK、GB1184etc) Partner With a Straightness Expert Kinsom Fasteners

  • Factory news under Covid-19 epidemic in April Month

    Situations of Covid-19 epidemic in Shanghai is not so good till now.We are sorry to advise that, as notified by adminstration of Huaqiao International Service Business Park .Due to the Covid-19 and in order to do a comprehensive job in prevention and control,there will be a temporary lock down in Huaqiao from April 6th to April 19th. All the workers are not allowed to enter into the factory and stay home for working,following by the epidemic prevention policy from the each village.Please get prepared and noted that. We deeply apologize for the inconveniences.

  • Update new tensile strength and proof loading machine for Screw Bolt and nut

    Samhotak update new universal tensile testing machine to test bolt and nut,tensile strength and proof loading. Kinsom can take control those following items in house: Go/no go plug gauge test (all test tools are calibrated by professional third party every year) Dimension Proof load test Torsional...

News Letter
​Copyright  2014 Shanghai Kinsom Precision Hardware Co.,Ltd   Sitemap|  Design by Leadong