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符號(hào)說(shuō)明： 公制鋼絲螺套規(guī)格、螺紋護(hù)套規(guī)格參數(shù)表 鋼絲螺套規(guī)格參數(shù) 螺紋規(guī)格d×p k×d 鋼絲螺套安裝后長(zhǎng)度L(mm) 鉆頭直徑do(mm) 自由狀態(tài)下外徑Dz(mm) 自由狀態(tài)螺套圈數(shù)N(≈) 2×0.4 1d 2 2 2.6-2.8 2.9 2.5×0.45 1d 2.5 2.6 3.3-3.5 3.5 3×0.5 1d 3 3.1 3.8-4.0 4 4×0.7 1d 4 4.1 5.15-5.35 3.7 5×0.8 1d 5 5.2 6.35-6.6 4.3 6×1 1d 6 6.2 7.6-7.85 4.2 7×1 1d 7 7.2 8.65-8.9 5.4 8×1 1d 8 8.2 9.85-10.1 6.1 8×1.25 1d 8 8.3 9.85-10.1 4.7 10×1 1d 10 10.2 12.1-12.5 7.6 10×1.5 1d 10 10.3 12.1-12.5 5 12×1.5 1d 12 12.4 14.4-14.8 6.2 12×1.75 1d 12 12.4 14.4-14.8 5.2 14×1.5 1d 14 14.4 17.2-17.7 7 16×1.5 1d 16 16.4 19.4-19.9 8.3 16×2 1d 16 16.5 19.4-19.9 6.0 18×1.5 0.5d 9 18.4 21.5-22 4.4 20×1.5 0.75d 15 20.4 23.7-24.2 8 20×2.5 1d 20 20.5 23.7-24.2 6.3 22×1.5 0.75d 16.5 22.4 26.3-26.8 8.6 24×1.5 0.75d 18 24.4 28.6-29.1 9.5 24×3 1d 24 24.6 28.6-29.1 6.3 26×1.5 0.5d 13 26.4 30.5-31 6.7 27×1.5 0.5d 13.5 27.4 32.2-32.7 6.7 27×2 0.5d 13.5 27.5 32.2-32.7 6.7 30×1..5 0.5d 15 30.4 35.2-35.7 7.8 30×3.5 1d 30 30.7 35.2-35.7 7 33×1.5 0.5d 16.6 33.4 38.3-38.8 9.1 39×2 0.5d 19.5 39.5 45.1-45.6 7.9 60×4 0.5d 32 64.9 65-66 7.3 英制鋼絲螺套規(guī)格、螺紋護(hù)套規(guī)格參數(shù)表
d--鋼絲螺套公稱直徑（螺釘公稱直徑） L—鋼絲螺套公稱長(zhǎng)度（安裝后的螺紋長(zhǎng)度） P--螺距
do--鉆絲套安裝用鉆頭直徑 Dz--鋼絲螺套自由狀態(tài)下外徑 N--鋼絲螺套自由狀態(tài)下圈數(shù)
1.5d
2d
3
4
4.7
6.5
1.5d
2d
3.75
5
5.9
8.1
1.5d
2d
4.5
6
6.3
8.7
1.5d
2d
6
8
6
8.4
1.5d
2d
7.5
10
6.9
9.7
1.5d
2d
9
12
7
9.6
1.5d
2d
10.5
14
8.5
11.6
1.5d
2d
12
16
9.5
13
1.5d
2d
12
16
7.4
10.6
1.5d
2d
15
20
12
16.3
1.5d
2d
15
20
8
11.2
1.5d
2d
18
24
9.8
13.5
1.5d
2d
18
24
8.4
11.7
1.5d
2d
21
28
11.2
15.3
1.5d
2d
24
32
13
17.7
1.5d
2d
24
32
9.7
13.3
1.0d
1.5d
18
27
9.5
15
1d
1.5d
20
30
10.7
16.7
1.5d
2d
30
40
10
13.7
1d
1.5d
22
33
11.7
18
1d
1.5d
24
36
13
19.8
1.5d
2d
36
48
10
14
0.75d
1d
19.5
26
10.7
14.6
0.75d
1d
20.3
27
10.7
14.6
0.75d
1d
20.3
27
10.7
14.6
0.75d
1d
22.5
30
12.2
16.5
1.5d
2d
45
60
11
14.9
0.75d
1d
24.5
33
13.7
18.3
0.75d
1d
29.25
39
12.2
16.6
1d
64
15.6
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