六角头螺栓(GBT 5782-2000)—全螺纹 C 级 - 4

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六角头螺栓 全螺纹 C级

螺纹规格为M5~M64、性能等级为3.6、4.6和4.8级、产品等级为C级的六角头螺栓。

标记示例:螺纹规格d=M12、公称长度l=80mm、性能等级为4.8级、不经表面处理、产品等级为C级的六角头螺栓的标记:螺栓 GB/T 5780 M12×80

螺纹规格c da dw e kw5)r

d 2)

3)4)max max max min min in 公称max

min

min min

公称=max min M50.81622350.56 5.48 4.52 6.748.63 3.5 3.875 3.125 2.190.287.645~309~3425~50M611824370.57.2 6.48 5.528.7410.894 4.375 3.625 2.540.25109.647~3712~4230~60M8 1.252228410.610.28.58

7.4211.47

14.2

5.3 5.675 4.925 3.450.41312.5711.75~1.7518~5840~80M10 1.52632450.612.210.589.4214.4717.59

6.4 6.85 5.95 4.170.41615.57

11.58~66.5

19~7445~100M12 1.753036490.614.712.711.316.4719.857.57.957.05 4.940.61817.5716.25~81.2525~9055~120M1623844570.818.716.7

15.3

2226.171010.759.25 6.480.62423.1617~10627~11665~160M20 2.54652650.824.420.8419.16

27.7

32.95

12.513.411.68.120.83029.1621.51~35.534~14880~200M2435460730.828.424.8423.1633.2539.551515.9

14.1

9.87

0.8363531~15246~167100~240M30 3.56672850.835.430.8429.1642.7550.8518.719.7517.6512.361464536.51~97.554~215120~300M364—84970.842.4373551.1160.7922.523.5521.4515.0215553.836~24356~263140~360M42 4.5—96109148.6434159.9571.32627.0524.9517.47 1.26563.161.52~88.584~311180~420M485—108121156.6494769.45

82.6

3031.0528.9520.27 1.67573.167~33492~359200~480M56 5.5——13716757.254.878.6693.563536.2533.7523.6328582.875.53~35.5103~363240~500M64

6

153

1

75

65.2

62.8

88.16104.9

40

41.2538.7527.13

2

95

92.8

77~317

107~347

260~500

lg6)

l

P1)

b 参考

ds k s

ls

。注:商品长度规格由ls 和lg 确定。1)P —螺距。2)l 公称≤125mm 。3)125mm <l 公称≤200mm 。4)l 公称>200mm 。 5)kw =0.7kmin 。 6)lgmax =l 公称-b ;lsmin =lgmax -5P 。

l 的范围:

公称253035404550556065708090100110120130140150160180200220240 min23.9528.9533.7538.7543.7548.7553.558.563.568.578.588.2598.25108.2118.3128138148156176195215235 max26.053136.2541.2546.2551.2556.561.566.571.581.591.75101.7111.8121.8132142152164184205225245

公称260280300320340360380400420440460480500

min254.8274.8294.8314.3334.3354.3374.3394.3413.7433.7453.7473.7493.7

max265.2285.2305.2325.7345.7365.7385.7405.7426.3446.3466.3486.3506.3

C

da

dw

e

k

r

2)

3)4)max max max min min

min

公称max min min min 公称=max min M1423440530.616.714.713.319.1522.788.89.258.35 5.850.62120.16———M18 2.54248610.821.218.7

17.3

24.8529.56

11.512.410.67.420.62726.16———M22 2.55056690.826.422.8421.1631.3537.291414.913.19.170.83433———M2736066790.832.427.8426.1638

45.2

1717.9

16.1

11.27

14140———M33 3.5—78910.838.4343246.5555.372122.0519.9513.9715049———M394—90103145.4403855.8666.442523.9526.0516.7716058.840~27760~297150~400M45 4.5—102115152.6464464.776.952826.9529.0518.87 1.27068.155.5~302.578~325180~440M525—116129162.253.250.874.2

88.25

3331.7534.2522.23 1.68078.15934684~371200~500M60

5.5

145

1

71

61.2

58.8

83.4199.21

38

36.7539.2525.73

2

90

87.8

67.5~327.5

95~355

240~500

公称6065708090100110120130140150160180200220240260280300320340360380min 58.563.568.578.588.2598.25108.2118.3128138148156176195.4215.4235.4254.8274.8294.8314.3334354374max 61.566.571.581.591.75101.7111.8121.8132

142

152

164

184

204.6224.6

244.6

265.2

285.2

305.2

325.7

346

366

386

公称400

420

440

460

480

500

min 394.3413.7433.7453.7473.7493.7max

405.7426.3446.3466.3486.3506.3

非优选的螺纹规格:

螺纹规格d 注:商品长度规格由ls 和lg 确定。 1)P—螺距 2)l 公称≤125mm 。 3)125mm <l 公称≤200mm 。 4)l 公称>200mm 。 5)kw =0.7kmin 。6)lgmax =l 公称-b ;lsmin =lgmax -5P 。

l 的范围:

P1)

b 参考

ds

k

s

ls

lg6)

l

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