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2.4
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3.75
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1.6
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2.5
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0.1-1.0
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0.1-1.6
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GB12246-1989
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0.15
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0.15
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25/304
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15
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20
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25
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32
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40
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50
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65
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80
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100
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125
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150
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Cv
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1
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2.5
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4
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6.5
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9
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16
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25
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36
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64
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100
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140
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L
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H
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H1
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1.6MPa
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2.5MPa
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4.0MPa
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6.4MPa
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||||||||
D
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D1
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Z-d
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D
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D1
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Z-d
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D
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D1
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Z-d
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D
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D1
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Z-d
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15
|
140
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285
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85
|
95
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65
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4-12
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95
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65
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4-14
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95
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65
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4-14
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105
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75
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4-14
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20
|
160
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285
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85
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105
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75
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4-12
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105
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75
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4-14
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105
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75
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4-14
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125
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90
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4-18
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25
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180
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290
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100
|
115
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85
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4-12
|
115
|
85
|
4-14
|
115
|
85
|
4-14
|
135
|
100
|
4-18
|
32
|
200
|
290
|
105
|
140
|
100
|
4-18
|
135
|
100
|
4-18
|
135
|
100
|
4-18
|
150
|
110
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4-23
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40
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220
|
310
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110
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150
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110
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4-18
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145
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110
|
4-18
|
145
|
110
|
4-18
|
165
|
125
|
4-23
|
50
|
250
|
310
|
110
|
165
|
125
|
4-18
|
160
|
125
|
4-18
|
160
|
125
|
4-18
|
175
|
135
|
4-23
|
65
|
280
|
310
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115
|
185
|
145
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4-18
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180
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145
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8-18
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180
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145
|
8-18
|
200
|
160
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8-23
|
80
|
310
|
340
|
155
|
200
|
160
|
8-18
|
195
|
160
|
8-18
|
195
|
160
|
8-18
|
210
|
170
|
8-23
|
100
|
350
|
340
|
155
|
220
|
180
|
8-18
|
235
|
190
|
8-23
|
230
|
190
|
8-23
|
250
|
200
|
8-25
|
125
|
400
|
375
|
190
|
250
|
210
|
8-18
|
270
|
220
|
8-25
|
270
|
220
|
8-25
|
295
|
240
|
8-30
|
150
|
450
|
375
|
200
|
285
|
240
|
8-23
|
300
|
250
|
8-25
|
300
|
250
|
8-25
|
340
|
280
|
8-34
|
200
|
550
|
475
|
225
|
340
|
295
|
12-23
|
360
|
310
|
12-25
|
375
|
320
|
12-30
|
405
|
345
|
12-34
|
250
|
650
|
535
|
290
|
405
|
355
|
12-25
|
425
|
370
|
12-30
|
445
|
385
|
12-34
|
470
|
400
|
12-41
|
300
|
800
|
595
|
320
|
460
|
410
|
12-25
|
485
|
430
|
16-30
|
510
|
450
|
16-34
|
530
|
460
|
16-41
|
350
|
900
|
650
|
355
|
520
|
460
|
16-25
|
550
|
490
|
16-34
|
570
|
510
|
16-34
|
595
|
525
|
16-41
|
400
|
1000
|
700
|
395
|
580
|
525
|
16-30
|
610
|
550
|
16-34
|
655
|
585
|
16-41
|
670
|
585
|
16-48
|