|
孔FG和G的极限偏差 (GB/T 1800.4—1999) mm |
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|
基本尺寸/mm |
FG |
G |
|||||||||||||||
|
大于 |
至 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
|
— |
3 |
+6 +4 |
+7 +4 |
+8 +4 |
+10 +4 |
+14 +4 |
+18 +4 |
+29 +4 |
+44 +4 |
+4 +2 |
+5 +2 |
+6 +2 |
+8 +2 |
+12 +2 |
+16 +2 |
+27 +2 |
+42 +2 |
|
3 |
6 |
+8.5 +6 |
+10 +6 |
+11 +6 |
+14 +6 |
+18 +6 |
+24 +6 |
+36 +6 |
+54 +6 |
+6.5 +4 |
+8 +4 |
+9 +4 |
+12 +4 |
+16 +4 |
+22 +4 |
+34 +4 |
+52 +4 |
|
6 |
10 |
+10.5 +8 |
+12 +8 |
+14 +8 |
+17 +8 |
+23 +8 |
+30 +8 |
+44 +8 |
+66 +8 |
+7.5 +5 |
+9 +5 |
+11 +5 |
+14 +5 |
+20 +5 |
+27 +5 |
+41 +5 |
+63 +5 |
|
10 |
18 |
|
|
|
|
|
|
|
|
+9 +6 |
+11 +6 |
+14 +6 |
+17 +6 |
+24 +6 |
+33 +6 |
+49 +6 |
+76 +6 |
|
18 |
30 |
|
|
|
|
|
|
|
|
+11 +7 |
+13 +7 |
+16 +7 |
+20 +7 |
+28 +7 |
+40 +7 |
+59 +7 |
+91 +7 |
|
30 |
50 |
|
|
|
|
|
|
|
|
+13 +9 |
+16 +9 |
+20 +9 |
+25 +9 |
+34 +9 |
+48 +9 |
+71 +9 |
+109 +9 |
|
50 |
80 |
|
|
|
|
|
|
|
|
|
|
+23 +10 |
+29 +10 |
+40 +10 |
+56 +10 |
|
|
|
80 |
120 |
|
|
|
|
|
|
|
|
|
|
+27 +12 |
+34 +12 |
+47 +12 |
+66 +12 |
|
|
|
120 |
180 |
|
|
|
|
|
|
|
|
|
|
+32 +14 |
+39 +14 |
+54 +14 |
+77 +14 |
|
|
|
180 |
250 |
|
|
|
|
|
|
|
|
|
|
+35 +15 |
+44 +15 |
+61 +15 |
+87 +15 |
|
|
|
250 |
315 |
|
|
|
|
|
|
|
|
|
|
+40 +17 |
+49 +17 |
+69 +17 |
+98 +17 |
|
|
|
315 |
400 |
|
|
|
|
|
|
|
|
|
|
+43 +18 |
+54 +18 |
+75 +18 |
+107 +18 |
|
|
|
400 |
500 |
|
|
|
|
|
|
|
|
|
|
+47 +20 |
+60 +20 |
+83 +20 |
+117 +20 |
|
|
|
500 |
630 |
|
|
|
|
|
|
|
|
|
|
|
+66 +22 |
+92 +22 |
+132 +22 |
|
|
|
630 |
800 |
|
|
|
|
|
|
|
|
|
|
|
+74 +24 |
+104 +24 |
+149 +24 |
|
|
|
800 |
1000 |
|
|
|
|
|
|
|
|
|
|
|
+82 +26 |
+116 +26 |
+166 +26 |
|
|
|
1000 |
1250 |
|
|
|
|
|
|
|
|
|
|
|
+94 +28 |
+133 +28 |
+193 +28 |
|
|
|
1250 |
1600 |
|
|
|
|
|
|
|
|
|
|
|
+108 +30 |
+155 +30 |
+225 +30 |
|
|
|
1600 |
2000 |
|
|
|
|
|
|
|
|
|
|
|
+124 +32 |
+182 +32 |
+262 +32 |
|
|
|
2000 |
2500 |
|
|
|
|
|
|
|
|
|
|
|
+144 +34 |
+209 +34 |
+314 +34 |
|
|
|
2500 |
3150 |
|
|
|
|
|
|
|
|
|
|
|
+173 +38 |
+248 +38 |
+368 +38 |
|
|
|
注:各级的 FG 主要用于精密机械和钟表制造业。 |
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