螺栓螺母规格表

螺栓

六角螺母—C级I型六角螺母—A和B级六角薄螺母

（GB/T41-2000）(GB/T6170-2000)(GB/T6172.1-2000)

标记示例

螺纹规格D=M12、性能级别为5级、不经表面处理、C级的六角螺

母：螺母GB/T41-2000M12

螺纹规格D=M12、性能级别为8级、不经表面处理、A级的I型六

角螺母：螺母GB/T6170-2000M12

mm

螺纹规格D M3M4M5M6M8M10M12M16M20M24M30M36M42

e

GB/T418.6310.14.2017.5919.8526.1732.9539.5550.8560.7972.07 GB/T6170 6.017.668.7911.0514.3817.7720.0326.7532.9539.5550.8560.7972.02 GB/T6172.1 6.017.668.7911.0514.3817.7720.0326.7532.9539.5550.8560.7972.02

s

GB/T418101316182430365565 GB/T6170 5.578101316182430365565 GB/T6172.1 5.578101316182430365565

m

GB/T41 5.6 6.17.99.512.215.918.722.325.431.534.9 GB/T6170 2.4 3.2 4.7 5.2 6.88.410.814.81821.525.63134 GB/T6172.1 1.8 2.2 2.7 3.245681012151821注：A级用于D≤16，B级用于D＞16d

S H

D

每1000个钢

螺母的近似

重(公斤)公称尺寸允差公称尺寸

允差

粗制半精制

610-0.365

±0.48±0.3811.5 2.317

814-0.43616.2 5.674

1017

-0.528

±0.58±0.45

19.610.99

12191021.916.32

(14)2211

±0.70±0.5525.425.28

16241327.734.12 (18)271431.244.19 20301634.661.91

(22)32

-1.001836.975.94

243619

±1.00±0.6541.6111.90

(27)412247.3168.00 30462453.1234.20

3655

-1.202863.5370.90

426532

±1.50±0.8075.5598.60

48753886.5957.30

垫圈规格重量表

斜垫圈规格重量表

公称

直径(螺纹直径)d B H

GB852-66工字

钢用方斜垫

GB853-66糟钢

用方斜垫

公称

直径

(螺纹

直径)

d B H

GB852-66GB853-66 H1

千个重量

(公斤)

H1

千个重

量(公

斤)

H1

千个重

量(公

斤)

H1

千个重量

(公斤)

67162 4.75 3.20224039.7607.032 182 5.06 3.85(22)244039.7657.037 1011222 5.710 4.26242650311.31008.062 1213282 6.715 4.814(27)2950311.31048.090 16173527.725 5.419303260313.01809.0130 (18)204029.7667.0483********.725010200公称直径

(螺纹直

径)d

GB859-66轻型GB93-66公称直

径(螺纹

直径

d

GB859-66GB93-66 S b

千个重量

(公斤)

S(b)

千个重量

(公斤)

S b

千个重

量(公斤)

S(b)

千个重量

(公斤)

4 4.10.8 1.20.13 1.20.182020.

5 4.0 5.514.10 5.015.20

5 5.1 1.0 1.20.19 1.60.41(22)22.5 4.5 6.018.90 5.016.50

6 6.2 1.2 1.60.36 2.00.752424.5 4.8 6.523.70 6.026.20 88.2 1.6 2.00.80 2.5 1.53(27)27.5 5.57.032.30 6.028.20 1010.2 2.0 2.5 1.563 2.823030.5 6.08.045.40 6.537.60 1212.3 2.5 3.5 3.41 3.5 4.633636.6---7.051.80 (14)14.3 3.0 4.0 5.39 4.0 6.854242.6---8.078.70 1616.3 3.2 4.57.36 4.07.754849.0---9.0114.00 (18)18.3 3.5 5.010.00 4.511.00

平垫圈规格重量表

公称直径(螺纹直径)d

D S每千个垫圈重量(公斤)

小垫圈垫圈大垫圆小垫圈垫圈大垫圆小垫圈垫圈大垫圆

4 4.2810120.

5 1.0 1.20.140.510.

5 5.51012140.8 1.5 1.50.35 1.05 1.46

6 6.51214180.8 1.5 1.50.50 1.42 2.51 88.5161822 1.0 1.5 2.0 1.12 2.33 4.90 1010.5182228 1.0 2.0 3.0 1.32 3.9812.10 1212.5222535 1.5 2.0 3.0 3.25 5.7618.70 (14)14.5252838 1.5 3.0 4.0 3.8410.6129.80 1616.5283245 2.0 3.0 4.0 6.3113.9042.30 (18)19.5303550 2.0 3.0 4.0 6.4415.9051.70 2021.0353855 2.5 4.0 5.011.9924.7179.20 (22)23384260 2.5 4.0 5.014.0030.4494.40

2425404565 2.5 4.0 6.015.0034.51131.00 (27)28-5070- 5.0 6.0-52.87150.00 3031-5580- 5.0 6.0-63.59198.00 3638-76-- 6.0--117.60-4244-80-- 6.0--165.10-4850-90--8.0--276.10-

六角螺母规格

螺纹规格d

对边距（MM）高度H（MM）外接圆

直径

每1000个/KG 公称尺寸允差公称尺寸允差

M1.6 3.2

-0.161.3

±0.2

3.70.075

M24 1.6 4.60.119 M2.552 5.80.22 M3 5.5 2.4 6.30.393

M47

-0.23.2

±0.24

8.10.844

M5849.2 1.24 M610511.5 2.317

M814

-0.24616.2 5.674

M10178

±0.2919.610.99

M1219

-0.281021.916.32

M142211

±0.3525.425.28

M16241327.734.12 M18271431.244.19

M2030

-0.341634.661.91

M22321836.975.94

M243619

±0.541.6111.9

M27412247.3168

M3046

-0.42453.1234.2

M36552863.5370.9 M42653275598.6 M48753886.5957.3