2 开槽圆头木螺钉GB/T 99—1986标准
开槽圆头木螺钉GB99—1986标准
开槽圆头木螺钉的尺寸规格、质量见表4.4-2、表4.4-3。
表4.4-2 开槽圆头木螺钉的尺寸规格(mm)
d公称 | 1.6 | 2 | 2.5 | 3 | 3.5 | 4 | (4.5) | 5 | (5.5) | 6 | (7) | 8 | 10 |
P | 0.8 | 0.9 | 1 | 1.2 | 1.4 | 1.6 | 1.8 | 2 | 2.2 | 2.5 | 2.8 | 3 | 3.5 |
dk max | 3.2 | 3.9 | 4.63 | 5.8 | 6.75 | 7.65 | 8.6 | 9.5 | 10.5 | 11.05 | 13.35 | 15.2 | 18.9 |
K max | 1.4 | 1.6 | 1.98 | 2.37 | 2.65 | 2.95 | 3.25 | 3.5 | 3.95 | 4.34 | 4.86 | 5.5 | 6.8 |
n 公称 | 0.4 | 0.5 | 0.6 | 0.8 | 0.9 | 1 | 1.2 | 1.2 | 1.4 | 1.6 | 1.8 | 2 | 2.5 |
rf | 1.6 | 2.3 | 2.6 | 3.4 | 4 | 4.8 | 5.2 | 6 | 6.5 | 6.8 | 8.2 | 9.7 | 12.1 |
l①商品规格范围 | 6~12 | 6~14 | 6~22 | 8~25 | 8〜38 | 12~65 | 14~80 | 16〜90 | 22~90 | 22〜120 | 38~120 | 65~120 |
注:尽可能不采用括号内的规格。
①公称长度系列为6〜20(2进级)、(22)、25 、30、(32)、35、(38)、40〜90(5进级)、100、120 mm。
表4.4-3 开槽圆头木螺钉的质量(kg)
每1000件钢制品的大约质量
l | G | l | G | l | G | l | G | l | G | l | G | l | G | l | G | l | G | l | G | l | G |
d=1.6 | d=3 | d=3.5 | d=4 | d =(4.5) | d = 5 | d =(5.5) | d = 6 | d =(7) | d=8 | d=10 | |||||||||||
6 | 0.11 | 8 | 0.6 | 8 | 0.86 | 12 | 1.5 | 14 | 2.13 | 16 | 3 | (22) | 4.63 | (22) | 5.5 | (38) | 11.51 | (38) | 15.82 | (65) | 39.47 |
8 | 0.14 | 10 | 0.69 | 10 | 0.98 | 14 | 1.67 | 16 | 2.34 | 18 | 3.2 | 25 | 4.99 | 25 | 5.93 | 40 | 12.01 | 40 | 16.47 | 70 | 41.91 |
10 | 0.17 | 12 | 0.76 | 12 | 1.09 | 16 | 1.83 | 18 | 2.51 | 20 | 3.45 | 30 | 5.72 | 30 | 6.79 | 45 | 13.08 | 45 | 17.88 | (75) | 44.14 |
12 | 0.19 | 14 | 0.86 | 14 | 1.22 | 18 | 1.96 | 20 | 2.71 | (22) | 3.7 | (32) | 6.02 | (32) | 7.15 | 50 | 14.26 | 50 | 19.42 | 80 | 46.79 |
d=2 | 16 | 0.95 | 16 | 1.34 | 20 | 2.13 | (22) | 2.92 | 25 | 4.01 | 35 | 6.44 | 35 | 7.65 | (55) | 15.44 | (55) | 20.97 | (85) | 49.02 | |
6 | 0.19 | 18 | 1.03 | 18 | 1.45 | (22) | 2.29 | 25 | 3.17 | 30 | 4.61 | (38) | 6.87 | (38) | 8.15 | 60 | 16.51 | 60 | 22.37 | 90 | 51.25 |
8 | 0.24 | 20 | 1.12 | 20 | 1.58 | 25 | 2.49 | 30 | 3.67 | (32) | 4.87 | 40 | 7.17 | (40) | 8.51 | (65) | 17.69 | (65) | 23.92 | 100 | 56.13 |
10 | 0.28 | (22) | 1.21 | (22) | 1.7 | 30 | 2.89 | (32) | 3.88 | 35 | 5.22 | 45 | 7.84 | 45 | 9.3 | 70 | 18.87 | 70 | 25.46 | 120 | 65.47 |
12 | 0.31 | 25 | 1.32 | 25 | 1.86 | (32) | 3.05 | 35 | 4.17 | (38) | 5.58 | 50 | 8.56 | 50 | 10.16 | (75) | 19.95 | (75) | 26.87 | ||
14 | 0.35 | 30 | 2.17 | 35 | 3.28 | (38) | 4.46 | 40 | 5.83 | (55) | 9.29 | (55) | 11.02 | 80 | 21.23 | 80 | 28.55 | ||||
d=2.5 | (32) | 2.29 | (38) | 3.51 | 40 | 4.66 | 45 | 6.38 | 60 | 9.95 | 60 | 11.81 | (85) | 22.31 | (85) | 29.96 | |||||
6 | 0.32 | 35 | 2.47 | 40 | 3.67 | 45 | 5.12 | 50 | 6.99 | (65) | 10.68 | (65) | 12.67 | 90 | 23.38 | 90 | 31.37 | ||||
8 | 0.39 | (38) | 2.65 | 45 | 4.04 | 50 | 5.62 | (55) | 7.6 | 70 | 11.41 | 70 | 13.53 | 100 | 25.24 | 100 | 34.46 | ||||
10 | 0.45 | 50 | 4.43 | (55) | 6.12 | 60 | 8.16 | (75) | 12.07 | (75) | 14.31 | 120 | 30.25 | 120 | 40.36 | ||||||
12 | 0.51 | (55) | 4.83 | 60 | 6.58 | (65) | 8.76 | 80 | 12.87 | 80 | 15.26 | ||||||||||
14 | 0.57 | 60 | 5.19 | (65) | 7.07 | 70 | 9.37 | (85) | 13.53 | (85) | 16.04 | ||||||||||
16 | 0.64 | (65) | 5.58 | 70 | 7.57 | (75) | 9.93 | 90 | 14.19 | 90 | 16.82 | ||||||||||
18 | 0.69 | (75) | 8.03 | 80 | 10.59 | 100 | 18.55 | ||||||||||||||
20 | 0.76 | 80 | 8.57 | (85) | 11.14 | 120 | 21.84 | ||||||||||||||
22 | 0.82 | 90 | 11.7 |
注:表列规格为商品规格范围;带括号的规格尽量不采用。