精密机械用紧固件 十字槽自攻螺钉 刮削端(GB/T 13806.2—1992) mm |
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标记示例: 螺纹规格ST 2.2、公称长度l =6mm、镀锌钝化的A型——十字槽盘头自攻螺钉 刮削端的标记: 自攻螺钉 GB/T 13806.2 ST2.2×6 螺纹规格ST 2.2、公称长度l =6mm、镀锌钝化的B型——十字槽沉头自攻螺钉 刮削端的标记: 自攻螺钉 GB/T 13806.2 B ST2.2×6 螺纹规格ST 2.2、公称长度l =6mm、镀锌钝化的C型——十字槽半沉头自攻螺钉 刮削端的标记: 自攻螺钉 GB/T 13806.2 C ST2.2×6 |
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A型—十字槽盘头自攻螺钉 刮削端 |
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螺 纹 规 格 d |
ST 1.5 |
(ST1.9) |
ST 2.2 |
(ST2.6) |
ST2.9 |
ST3.5 |
ST4.2 |
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P |
0.5 |
0.6 |
0.8 |
0.9 |
1.1 |
1.3 |
1.4 |
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a |
0.5 |
0.6 |
0.8 |
0.9 |
1.1 |
1.3 |
1.4 |
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dk |
max |
2.8 |
3.5 |
4.0 |
4.3 |
5.6 |
7.0 |
8.0 |
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min |
2.66 |
3.3 |
3.7 |
4.1 |
5.3 |
6.64 |
7.64 |
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K |
max |
0.9 |
1.1 |
1.6 |
2.0 |
2.4 |
2.6 |
3.1 |
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min |
0.8 |
1.0 |
1.4 |
1.8 |
2.15 |
2.35 |
2.8 |
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rf ≈ |
2.0 |
2.6 |
3.2 |
4.0 |
5.0 |
6.0 |
6.5 |
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r min |
0.05 |
0.05 |
0.1 |
0.1 |
0.1 |
0.1 |
0.2 |
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Ln max |
0.7 |
0.9 |
1.6 |
1.6 |
2.1 |
2.5 |
2.8 |
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H型十字槽 |
槽号 |
No. |
0 |
0 |
0 |
1 |
1 |
2 |
2 |
|
m |
参考 |
1.5 |
1.7 |
1.9 |
2.7 |
3 |
3.9 |
4.4 |
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插入 |
min |
0.5 |
0.7 |
0.85 |
1.1 |
1.4 |
1.4 |
1.95 |
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深度 |
max |
0.7 |
0.9 |
1.2 |
1.5 |
1.8 |
1.9 |
2.35 |
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l 商品规格范围 |
4~8 |
4~8 |
4.5~10 |
4.5~16 |
4.5~20 |
7~25 |
7~25 |
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l 公称长度系列 |
4,(4.5),5,(5.5),6,(7),8,(9.5),10,13,16,20,(22),25 |
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B型—十字槽沉头自攻螺钉 刮削端 |
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螺 纹 规 格 d |
ST 1.5 |
(ST1.9) |
ST 2.2 |
(ST2.6) |
ST2.9 |
ST3.5 |
ST4.2 |
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P |
0.5 |
0.6 |
0.8 |
0.9 |
1.1 |
1.3 |
1.4 |
|||
a max |
0.5 |
0.6 |
0.8 |
0.9 |
1.1 |
1.3 |
1.4 |
|||
dk |
max |
2.8 |
3.5 |
3.8 |
4.8 |
5.5 |
7.3 |
8.4 |
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min |
2.6 |
3.3 |
3.5 |
4.5 |
5.2 |
6.9 |
8.0 |
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K max |
0.8 |
0.9 |
1.1 |
1.4 |
1.7 |
2.35 |
2.6 |
|||
Ln max |
0.7 |
0.9 |
1.6 |
1.6 |
2.1 |
2.5 |
2.8 |
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r max |
0.5 |
0.8 |
1 |
1.2 |
1.4 |
1.6 |
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H型十字槽 |
槽号 |
No |
0 |
0 |
0 |
1 |
1 |
2 |
2 |
|
m |
参考 |
1.6 |
1.7 |
1.9 |
2.8 |
3.2 |
4.4 |
4.6 |
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插入 |
min |
0.7 |
0.8 |
0.9 |
1.3 |
1.7 |
1.9 |
2.1 |
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深度 |
max |
0.9 |
1.0 |
1.2 |
1.6 |
2.1 |
2.4 |
2.6 |
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l 商品规格范围 |
4~8 |
4~8 |
4.5~10 |
4.5~16 |
4.5~20 |
7~25 |
7~25 |
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l 公称长度系列 |
4,(4.5),5,(5.5),6,(7),9,(9.5),10,13,16,20,(22),25 |
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C型—十字槽半沉头自攻螺钉 刮削端 |
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螺 纹 规 格 d |
ST 1.5 |
(ST1.9) |
ST 2.2 |
(ST2.6) |
ST2.9 |
ST3.5 |
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P |
0.5 |
0.6 |
0.8 |
0.9 |
1.1 |
1.3 |
||||
a max |
0.5 |
0.6 |
0.8 |
0.9 |
1.1 |
1.3 |
||||
dk |
max |
2.8 |
3.5 |
3.8 |
4.8 |
5.5 |
7.3 |
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min |
2.6 |
3.3 |
3.5 |
4.5 |
5.2 |
6.9 |
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K max |
0.8 |
0.9 |
1.1 |
1.4 |
1.7 |
2.35 |
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f ≈ |
0.3 |
0.4 |
0.5 |
0.6 |
0.7 |
0.8 |
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rf ≈ |
3.2 |
4 |
4 |
4.8 |
6 |
8.5 |
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r max |
0.5 |
0.6 |
0.8 |
1.0 |
1.2 |
1.4 |
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Ln max |
0.7 |
0.9 |
1.6 |
1.6 |
2.1 |
2.5 |
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H型十字槽 |
槽号 |
No |
0 |
0 |
0 |
1 |
1 |
2 |
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m |
参考 |
1.8 |
1.9 |
2.2 |
3.0 |
3.4 |
4.8 |
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插入 |
min |
0.9 |
1.0 |
1.2 |
1.4 |
1.8 |
2.25 |
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深度 |
max |
1.1 |
1.2 |
1.5 |
1.8 |
2.2 |
2.75 |
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l 商品规格范围 |
4~8 |
4~8 |
4.5~10 |
4.5~16 |
4.5~20 |
4~25 |
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l 公称长度系列 |
4,(4.5),5,(5.5),6,(7),8,(9.5),10,13,16,20,(22),25 |
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技 术 条 件 |
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螺 纹 |
GB 5280 |
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机 械 性 能 |
GB 3098.5 |
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公 差 |
产品等级 |
A |
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标 准 |
GB 3103.1 |
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十 字 槽 |
H型,GB 944.1 |
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表 面 处 理 |
镀锌钝化 GB 5267 |
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验 收 及 包 装 |
GB 90 |
质量 kg |
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A 型 |
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螺纹规格 |
ST1.5 |
ST1.9 |
ST2.2 |
ST2.6 |
ST2.9 |
ST3.5 |
ST4.2 |
公称长度/mm |
每1000件钢制品的质量 ≈ |
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4 |
0.061 |
0.109 |
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4.5 |
0.065 |
0.115 |
0.181 |
0.264 |
0.463 |
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5 |
0.068 |
0.122 |
0.190 |
0.276 |
0.479 |
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5.5 |
0.072 |
0.128 |
0.199 |
0.289 |
0.495 |
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6 |
0.076 |
0.134 |
0.208 |
0.301 |
0.511 |
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7 |
0.084 |
0.147 |
0.226 |
0.326 |
0.542 |
0.855 |
1.31 |
8 |
0.091 |
0.160 |
0.244 |
0.350 |
0.574 |
0.901 |
1.37 |
9.5 |
|
|
0.271 |
0.387 |
0.621 |
0.970 |
1.47 |
10 |
|
|
0.280 |
0.399 |
0.637 |
0.993 |
1.51 |
13 |
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|
0.473 |
0.732 |
1.13 |
1.71 |
16 |
|
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|
0.547 |
0.826 |
1.27 |
1.90 |
20 |
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0.953 |
1.45 |
2.17 |
22 |
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1.54 |
2.30 |
25 |
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1.68 |
2.50 |
B 型 |
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螺纹规格 |
ST1.5 |
ST1.9 |
ST2.2 |
ST2.6 |
ST2.9 |
ST3.5 |
ST4.2 |
公称长度/mm |
每1000件钢制品的质量 ≈ |
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4 |
0.036 |
0.063 |
|
|
|
|
|
4.5 |
0.040 |
0.070 |
0.084 |
0.129 |
0.171 |
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5 |
0.043 |
0.076 |
0.093 |
0.141 |
0.187 |
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5.5 |
0.047 |
0.082 |
0.102 |
0.154 |
0.202 |
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6 |
0.051 |
0.089 |
0.111 |
0.166 |
0.218 |
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7 |
0.059 |
0.102 |
0.130 |
0.191 |
0.250 |
0.415 |
0.626 |
8 |
0.066 |
0.114 |
0.148 |
0.215 |
0.281 |
0.461 |
0.692 |
9.5 |
|
|
0.175 |
0.252 |
0.329 |
0.530 |
0.791 |
10 |
|
|
0.184 |
0.264 |
0.345 |
0.553 |
0.824 |
13 |
|
|
|
0.338 |
0.439 |
0.690 |
1.02 |
16 |
|
|
|
0.412 |
0.534 |
0.828 |
1.22 |
20 |
|
|
|
|
0.660 |
1.01 |
1.48 |
22 |
|
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|
1.10 |
1.62 |
25 |
|
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|
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|
1.24 |
1.81 |
C 型 |
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螺纹规格 |
ST1.5 |
ST1.9 |
ST2.2 |
ST2.6 |
ST2.9 |
ST3.5 |
公称长度/mm |
每1000件钢制品的质量 ≈ |
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4 |
0.041 |
0.077 |
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4.5 |
0.045 |
0.084 |
0.108 |
0.168 |
0.238 |
|
5 |
0.049 |
0.090 |
0.115 |
0.180 |
0.254 |
|
5.5 |
0.053 |
0.096 |
0.124 |
0.193 |
0.270 |
|
6 |
0.057 |
0.103 |
0.133 |
0.205 |
0.285 |
|
7 |
0.064 |
0.116 |
0.151 |
0.229 |
0.317 |
0.528 |
8 |
0.072 |
0.128 |
0.169 |
0.254 |
0.348 |
0.574 |
9.5 |
|
|
0.196 |
0.291 |
0.396 |
0.643 |
10 |
|
|
0.205 |
0.303 |
0.412 |
0.666 |
13 |
|
|
|
0.377 |
0.506 |
0.804 |
16 |
|
|
|
0.451 |
0.601 |
0.942 |
20 |
|
|
|
|
0.727 |
1.13 |
22 |
|
|
|
|
|
1.22 |
25 |
|
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|
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1.36 |