Yx-shaped Seal Ring for Axis
軸用Yx形密封圈
This standard is applicable to the Yx-shaped seal ring for axis for sealing purpose in mechanical equipment with air and mineral oil as medium under the temperature of -20~+80℃ and working pressure p≤31.5MPa.
1 Types and Dimensions
The types of Yx-shaped seal ring for axis shall meet the requirements of Figure 1; the groove shall meet the requirements of Figures 2 and 3; the dimensions and limit deviations shall meet those specified in Table 1.
Figure 1
Figure 2 Figure 3
Table 1
mm
Nominal inside diameter d Seal ring Groove
D0 b D1 D2 D3 D4 D5 H H1 H2 R R1 r f D6 B B1
Basic dimension Limit deviation Basic dimension Limit deviation Basic dimension Limit deviation Basic dimension Limit deviation
8 14.2 +0.40 3 -0.06
-0.18 15.4 +0.36
-0.12 13.3 8.1 6.7 +0.10
-0.30 11 8 7 4.6 5 14 0.3 0.7 14 9 10.5
10 16.2 17.4 15.3 10.1 8.7 13 16
12 18.2 19.4 +0.42
-0.14 17.3 12.1 10.7 +0.12
-0.36 15 18
14 20.2 21.4 19.3 14.1 12.7 17 20
16 22.2 23.4 21.3 16.1 14.7 19 22
18 24.2 25.4 23.3 18.1 16.7 21 24
20 26.2 27.4 25.3 20.1 18.7 +0.14
-0.42 23 26
22 28.2 29.4 27.3 22.1 20.7 25 28
25 31.2 +0.60 32.4 +0.50
-0.17 30.3 25.1 23.7 28 31
28 34.2 35.4 33.3 28.1 26.7 31 34
30 38.2 4 -0.08
-0.24 40 36.8 30 28.1 33.9 10 9 6 6 15 0.5 1 38 12 13.5
32 40.2 42 38.8 32 30.1 +0.17
-0.50 35.9 40
35 43.2 45 41.8 35 33.1 38.9 43
36 44.2 46 42.8 36 34.1 39.9 44
40 48.2 50 46.8 40 38.1 43.9 48
45 53.2 55 +0.60
-0.20 51.8 45 43.1 48.9 53
50 58.2 60 56.8 50 48.1 +0.20
-0.60 53.9 58
55 63.2 65 61.8 55 53.1 58.9 63
56 64.2 66 62.8 56 54.1 59.9 64
60 72.3 6 74.7 69.7 60.6 57.4 65.8 14 12.5 8.5 8 22 0.7 1.5 72 16 18
63 75.3 77.7 72.7 63.6 60.4 68.8 75
65 77.3 79.7 74.7 65.6 62.4 70.8 77
70 82.3 +1.00 84.7 +0.70
-0.23 79.7 70.6 67.4 75.8 82
75 87.3 89.7 84.7 75.6 72.4 80.8 87
80 92.3 94.7 89.7 80.6 77.4 85.8 92
85 97.3 99.7 94.7 85.6 82.4 +0.23
-0.70 90.8 97
90 102.3 104.7 99.7 90.6 87.4 95.8 102
95 107.3 109.7 104.7 95.6 92.4 100.8 107
100 112.3 114.7 109.7 100.6 97.4 105.8 112
105 117.3 119.7 114.7 105.6 102.4 110.8 117
110 122.3 124.7 +0.80
-0.26 119.7 110.6 107.4 115.8 122
120 132.3 134.7 129.7 120.6 117.4 125.8 132
125 137.3 139.7 134.7 125.6 122.4 +0.26
-0.80 130.8 137
130 142.8 144.7 139.7 130.6 127.4 135.8 142
140 152.3 154.7 149.7 140.6 137.4 145.8 152
150 162.3 164.7 159.7 150.6 147.4 155.8 162
160 172.3 174.7 169.7 160.6 157.4 165.8 172
170 186.4 8 -0.10
-0.30 189.7 +0.90
-0.30 183.2 170.5 166.4 177.7 18 16 10.5 10 26 1 2 186 20 22.5
180 196.4 199.7 193.2 180.5 176.4 187.7 196
190 206.4 +1.50 209.7 203.2 190.5 186.4 +0.30
-0.90 197.7 206
200 216.4 219.7 213.2 200.5 196.4 207.7 216
220 236.4 239.7 233.2 220.5 216.4 227.7 236
250 266.4 269.7 +1.00
-0.34 263.2 250.5 246.4 257.7 266
280 296.4 299.7 293.2 280.5 276.4 +0.34
-1.00 287.7 296
300 316.4 319.7 313.2 300.5 296.4 307.7 316
320 344.5 12 -0.12
-0.35 349.3 339.3 321.3 314.8 331.6 24 22 14 14 32 1.5 2.5 344 26.5 30
340 364.5 369.3 +1.10
-0.38 359.3 341.3 334.8 351.6 364
360 384.5 389.3 379.3 361.3 354.8 371.6 384
380 404.5 +2.00 409.3 399.3 381.3 374.8 +0.38
-1.10 391.6 404
400 424.5 429.3 419.3 401.3 394.8 411.6 424
420 444.5 449.3 439.3 421.3 414.8 431.6 444
450 474.5 479.3 469.3 451.3 444.8 461.6 474
480 504.5 509.3 +1.35
-0.45 499.3 481.3 474.8 491.6 504
500 524.5 529.3 519.3 501.3 494.8 511.6 524
530 554.5 559.3 549.3 531.3 524.8 +0.45
-1.35 541.6 554
560 584.5 589.3 579.3 561.3 554.8 571.6 584
600 624.5 629.3 619.3 601.3 594.8 611.6 624
630 654.5 659.3 +1.5
-0.5 649.3 631.3 624.8 641.6 654
650 674.5 679.3 669.3 651.3 644.8 +0.50
-1.50 661.6 674
Notes:
1. The tolerance of groove D6 is selected according to H9 or H10.
2. The required materials shall be selected according to "Compounds of Reciprocating Rubber Seals" (HG/T 2810) based on the working condition.
2 Types and Dimensions for Check Ring of Yx-shaped Seal Ring for Axis
See Figure 4 for the types of check ring of Yx-shaped seal ring for axis and see Table 2 for the dimensions.
1 Types and Dimensions
2 Types and Dimensions for Check Ring of Yx-shaped Seal Ring for Axis
3 Designation Example
軸用Yx形密封圈
JB/ZQ 4265-2006
代替JB/ZQ 4265-1997
本標準適用于以空氣、礦物油為介質的各種機械設備中，在溫度-20~+80℃，工作壓力p≤31.5MPa條件下起密封作用的軸用Yx形密封圈。
1 型式與尺寸
軸用Yx形密封圈的型式應符合圖1的規定，溝槽應符合圖2和圖3的規定，尺寸和極限偏差應符合表1的規定。
標記部位
圖1
圖2
圖3
表1 mm
公稱內徑d 密封圈 溝槽
D0 b D1 D2 D3 D4 D5 H H1 H2 R R1 r f D6 B B1
基本尺寸 極限偏差 基本尺寸 極限偏差 基本尺寸 極限偏差 基本尺寸 極限偏差
8 14.2 +0.40 3 -0.06
-0.18 15.4 +0.36
-0.12 13.3 8.1 6.7 +0.10
-0.30 11 8 7 4.6 5 14 0.3 0.7 14 9 10.5
10 16.2 17.4 15.3 10.1 8.7 13 16
12 18.2 19.4 +0.42
-0.14 17.3 12.1 10.7 +0.12
-0.36 15 18
14 20.2 21.4 19.3 14.1 12.7 17 20
表1（續） mm
公稱內徑d 密封圈 溝槽
D0 b D1 D2 D3 D4 D5 H H1 H2 R R1 r f D6 B B1
基本尺寸 極限偏差 基本尺寸 極限偏差 基本尺寸 極限偏差 基本尺寸 極限偏差
16 22.2 +0.40 3 -0.06
-0.18 23.4 +0.42
-0.14 21.3 16.1 14.7 +0.12
-0.36 19 8 7 4.6 5 14 0.3 0.7 22 9 10.5
18 24.2 25.4 23.3 18.1 16.7 21 24
20 26.2 27.4 25.3 20.1 18.7 +0.14
-0.42 23 26
22 28.2 29.4 27.3 22.1 20.7 25 28
25 31.2 +0.60 32.4 +0.50
-0.17 30.3 25.1 23.7 28 31
28 34.2 35.4 33.3 28.1 26.7 31 34
30 38.2 4 -0.08
-0.24 40 36.8 30 28.1 33.9 10 9 6 6 15 0.5 1 38 12 13.5
32 40.2 42 38.8 32 30.1 +0.17
-0.50 35.9 40
35 43.2 45 41.8 35 33.1 38.9 43
36 44.2 46 42.8 36 34.1 39.9 44
40 48.2 50 46.8 40 38.1 43.9 48
45 53.2 55 +0.60
-0.20 51.8 45 43.1 48.9 53
50 58.2 60 56.8 50 48.1 +0.20
-0.60 53.9 58
55 63.2 65 61.8 55 53.1 58.9 63
56 64.2 66 62.8 56 54.1 59.9 64
60 72.3 6 74.7 69.7 60.6 57.4 65.8 14 12.5 8.5 8 22 0.7 1.5 72 16 18
63 75.3 77.7 72.7 63.6 60.4 68.8 75
65 77.3 79.7 74.7 65.6 62.4 70.8 77
70 82.3 +1.00 84.7 +0.70
-0.23 79.7 70.6 67.4 75.8 82
75 87.3 89.7 84.7 75.6 72.4 80.8 87
80 92.3 94.7 89.7 80.6 77.4 85.8 92
85 97.3 99.7 94.7 85.6 82.4 +0.23
-0.70 90.8 97
90 102.3 104.7 99.7 90.6 87.4 95.8 102
95 107.3 109.7 104.7 95.6 92.4 100.8 107
100 112.3 114.7 109.7 100.6 97.4 105.8 112
105 117.3 119.7 114.7 105.6 102.4 110.8 117
110 122.3 124.7 +0.80
-0.26 119.7 110.6 107.4 115.8 122
120 132.3 134.7 129.7 120.6 117.4 125.8 132
125 137.3 139.7 134.7 125.6 122.4 +0.26
-0.80 130.8 137
130 142.8 144.7 139.7 130.6 127.4 135.8 142
140 152.3 154.7 149.7 140.6 137.4 145.8 152
150 162.3 164.7 159.7 150.6 147.4 155.8 162
160 172.3 174.7 169.7 160.6 157.4 165.8 172
表1（續） mm
公稱內徑d 密封圈 溝槽
D0 b D1 D2 D3 D4 D5 H H1 H2 R R1 r f D6 B B1
基本尺寸 極限偏差 基本尺寸 極限偏差 基本尺寸 極限偏差 基本尺寸 極限偏差
170 186.4 +1.00 8 -0.10
-0.30 189.7 +0.90
-0.30 183.2 170.5 166.4 +0.26
-0.80 177.7 18 16 10.5 10 26 1 2 186
180 196.4 199.7 193.2 180.5 176.4 187.7 196
190 206.4 +1.50 209.7 203.2 190.5 186.4 +0.30
-0.90 197.7 206
200 216.4 219.7 213.2 200.5 196.4 207.7 216
220 236.4 239.7 233.2 220.5 216.4 227.7 236
250 266.4 269.7 +1.00
-0.34 263.2 250.5 246.4 257.7 266
280 296.4 299.7 293.2 280.5 276.4 +0.34
-1.00 287.7 296
300 316.4 319.7 313.2 300.5 296.4 307.7 316
320 344.5 12 -0.12
-0.35 349.3 339.3 321.3 314.8 331.6 24 22 14 14 32 1.5 2.5 344 26.5 30
340 364.5 369.3 +1.10
-0.38 359.3 341.3 334.8 351.6 364
360 384.5 389.3 379.3 361.3 354.8 371.6 384
380 404.5 +2.00 409.3 399.3 381.3 374.8 +0.38
-1.10 391.6 404
400 424.5 429.3 419.3 401.3 394.8 411.6 424
420 444.5 449.3 439.3 421.3 414.8 431.6 444
450 474.5 479.3 469.3 451.3 444.8 461.6 474
480 504.5 509.3 +1.35
-0.45 499.3 481.3 474.8 491.6 504
500 524.5 529.3 519.3 501.3 494.8 511.6 524
530 554.5 559.3 549.3 531.3 524.8 +0.45
-1.35 541.6 554
560 584.5 589.3 579.3 561.3 554.8 571.6 584
600 624.5 629.3 619.3 601.3 594.8 611.6 624
630 654.5 659.3 +1.5
-0.5 649.3 631.3 624.8 641.6 654
650 674.5 679.3 669.3 651.3 644.8 +0.50
-1.50 661.6 674
注：1 溝槽D6的公差推薦按H9或H10選取。
2 根據工作情況，應按照《往復運動密封圈橡膠材料》（HG/T 2810）選所需的材料。
2 軸用Yx形密封圈用擋圈的型式與尺寸
軸用Yx形密封圈用擋圈的型式見圖4，尺寸見表2.
A型：切口式 B型：整體式
圖4
表2 mm
軸用Yx形密封圈公稱內徑d 擋圈 軸用Yx形密封圈公稱內徑d 擋圈
d2 D2 T d2 D2 T
基本尺寸 極限偏差 基本尺寸 極限偏差 基本尺寸 極限偏差 基本尺寸 極限偏差 基本尺寸 極限偏差 基本尺寸 極限偏差
8 8 +0.0300 14 -0.020
-0.070 1.5 ±0.1 110 110 +0.070 122 -0.060
-0.165 2 ±0.15
10 10 16 120 120 132
12 12 +0.0350 18 125 125 +0.080 137
14 14 20 -0.025
-0.085 130 130 142
16 16 22 140 140 152
18 18 24 150 150 162
20 20 +0.0450 26 160 160 172
22 22 28 170 170 186 -0.075
-0.195 2.5
25 25 31 -0.032
-0.100 180 180 196
28 28 34 190 190 +0.090 206
30 30 38 200 200 216
32 32 +0.0500 40 220 220 236
35 35 43 250 250 266 -0.090
-0.225
36 36 44 280 280 +0.100 296
40 40 48 300 300 316
45 45 53 -0.040
-0.120 320 320 344 3 ±0.2
50 50 58 340 340 364 -0.105
-0.225
55 55 +0.0600 63 360 360 384
56 56 64 380 380 +0.120 404
60 60 72 2 ±0.15 400 400 424
63 63 75 420 420 444
65 65 77 450 450 474
70 70 82 -0.050
-0.140 480 480 504 -0.120
-0.260
75 75 87 500 500 524
80 80 92 530 530 +0.140 554
85 85 +0.0700 97 560 560 584
90 90 102 600 600 624
95 95 107 630 630 654 -0.130
-0.280
100 100 112 650 650 +0.150 674
105 105 117
注：使用軸用Yx形密封圈時，一般不設置擋圈。當工作壓力大于16MPa時，或因運動副有較大偏心及間隙較大的情況下，在密封圈支承面放置一個擋圈，以防止密封圈被擠入間隙。擋圈材料可選聚四氟乙烯、尼龍6或尼龍1010，其硬度應大于或等于90HS。
3 標記示例
公稱內徑d=50mm的軸用Yx形密封圈：
密封圈 Yx d50 JB/ZQ 4265-2006
