J Bolt

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description1
Zipper closure 1/4 zip athletic pullovers for men. Stretchy, lightweight, fast-drying fabric for superior performance. REGULAR FIT - US standard sizes. An athletic fit that sits close to the body for a wide range of motion, designed for optimal performance and all day comfort. FEATURES - Quarter zip closure;Thumbholes on long sleeves to keep them in place during workout
Product Information

Product information
Standard:GB/T 799
Size:M8-M72
Material:Carbon steel;Stainless Steel
Grade:SAE J429 Gr.2, 5,8; ASTM A307Gr.A,A193 B7,B8,B8M,A194 2H, Class 4.8, 5.8, 6.8, 8.8, 10.9, 12.9 and etc.
Finish:Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Chrome, H.D.G and etc.

 

 

unit:mm

螺纹尺寸d

M8

M10

M12

M16

M20

M24

M30

M36

M42

M48

M56

M64

M72

P

flank pitch

1.25

1.5

1.75

2

2.5

3

3.5

4

4.5

5

5.5

6

6

b

deviation(+2P,0)

31

36

40

50

58

68

80

94

106

120

140

160

180

L1

48

60

72

96

120

144

180

216

252

288

336

384

432

R

16

20

24

32

40

48

60

72

84

96

112

128

144

x

max

3.2

3.8

4.3

5

6.3

7.5

9

10

11

12.5

14

15

15

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