开口垫圈(GB/T 851—1988)
开口垫圈(GB/T 851—1988)
开口垫圈(GB/T 851—1988) mm |
||||||||
---|---|---|---|---|---|---|---|---|
|
||||||||
标记示例: 规格16mm、外径50mm、材料为45钢、热处理硬度HRC40~48、表面氧化、按A型制造的开口垫圈的标记: 垫圈 GB 851 16-50 按B型制造时,应加标记B: 垫圈 GB 851 B16-50 |
||||||||
规格 (螺纹大径) |
b |
D1 |
h |
C |
D的范围 |
|||
H |
||||||||
5 |
6 |
13 |
0.6 |
0.5 |
16~30 |
|||
4 |
||||||||
6 |
8 |
15 |
0.8 |
0.5 |
20~25 |
30~35 |
||
5 |
6 |
|||||||
8 |
10 |
19 |
1.0 |
0.8 |
25~30 |
35~50 |
||
6 |
7 |
|||||||
10 |
12 |
23 |
1.0 |
1.0 |
30~35 |
40~60 |
||
7 |
8 |
|||||||
12 |
14 |
26 |
1.5 |
1.0 |
35~50 |
60~80 |
||
8 |
10 |
|||||||
16 |
18 |
32 |
1.5 |
1.5 |
40~70 |
80~100 |
||
10 |
12 |
|||||||
20 |
22 |
42 |
2.0 |
1.5 |
50~70 |
80~100 |
110~120 |
|
10 |
12 |
14 |
||||||
24 |
26 |
50 |
2.0 |
2.0 |
60~90 |
100~110 |
130~120 |
|
12 |
14 |
16 |
||||||
30 |
32 |
60 |
2.0 |
2.0 |
70~100 |
110~120 |
130~140 |
|
14 |
16 |
18 |
||||||
36 |
40 |
72 |
2.5 |
2.5 |
90~130 |
140 |
160 |
|
16 |
18 |
20 |
||||||
D的系列 |
16,20,25,30,35,40,50,60,70,80,90,100,110,120,130,140,160 |
|||||||
技术条件 |
材料 |
热处理 |
表面处理 |
|||||
钢45 |
HRC40~48 |
氧化处理 |
质量 kg |
||||||||||
规 格/mm |
5 |
6 |
8 |
10 |
12 |
16 |
20 |
24 |
30 |
36 |
D/mm |
每1000件钢制品的质量 ≈ |
|||||||||
16 |
4.31 |
|
|
|
|
|
|
|
|
|
20 |
7.47 |
8.08 |
|
|
|
|
|
|
|
|
25 |
12.52 |
14.21 |
15.12 |
|
|
|
|
|
|
|
30 |
18.79 |
26.28 |
24.09 |
25.38 |
|
|
|
|
|
|
35 |
|
37.29 |
40.78 |
37.73 |
39.44 |
|
|
|
|
|
40 |
|
|
55.5 |
59.78 |
55.71 |
58.69 |
|
|
|
|
50 |
|
|
91.38 |
100.2 |
95.54 |
107.1 |
92.11 |
|
|
|
60 |
|
|
|
150.4 |
181.7 |
167.7 |
151.6 |
161.5 |
|
|
70 |
|
|
|
|
255.9 |
240.4 |
223.0 |
245.8 |
242.8 |
|
80 |
|
|
|
|
342.3 |
390.9 |
368.9 |
344.5 |
355.6 |
|
90 |
|
|
|
|
|
507.5 |
483.8 |
457.8 |
485.2 |
467.5 |
100 |
|
|
|
|
|
638.7 |
613.3 |
684.4 |
631.6 |
631.5 |
110 |
|
|
|
|
|
|
884.2 |
850.6 |
910.7 |
- |
120 |
|
|
|
|
|
|
1070 |
1182 |
1117 |
1017 |
130 |
|
|
|
|
|
|
|
1411 |
1511 |
- |
140 |
|
|
|
|
|
|
|
|
1787 |
1668 |
160 |
|
|
|
|
|
|
|
|
|
2530 |