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6 ¡¢ DS ÏµÁÐË®·â·§ÃÅÊÊÓÃÓÚ¹«³ÆÑ¹Á¦ ¨Q10.0MPa £¬¹¤×÷ζȠ¨Q 425¡æ £¬¹¤×÷½éÖÊΪˮ¡¢ÕôÆû¡¢ ÓÍÌïºÍ·Ç¸¯Ê´ÐÔÆøÌåµÄ¹Ü·ÉÏ×÷Æô±Õ×°ÖÃÓã¬ÓÈÆäÊÊÓÃÓÚ»ðµç³§Æû»úÕæ¿ÕÀäÄýϵͳ¡£  

DSZ41HË®·âÕ¢·§Ö÷ÒªÐÔÄܹ淶 Chief property and specification

 

ÊÔÑéѹÁ¦
Test pressure¡¡
¹«³ÆÑ¹Á¦PN/MPa
1.0
1.6
2.5
4.O
6.4
1O.0
¿ÇÌåÇ¿¶ÈÊÔÑé
Shell Strength test
1.5
2.4
3.8
6.O
9.6
15.0
ÃÜ·âÊÔÑé
Seal test
1.1
1.8
2.8
4.4
7.0
11.O
ÉÏÃÜ·âÊÔÑé
Back seal test
1.1
1.8
2.8
4.4
7.0
11.0
ÆøÃÜ·âÊÔÑé
Leak- proofness test
0.5¡«O.7

 

DSZ41HË®·âÕ¢·§Ê¹Ó÷¶Î§ Scope of use
²úÆ·Àà±ð
Product
classification
ÊÊÓÃζÈ/¡æ
Working
temperature
ÊÊÓýéÖÊ
Suitable medium
̼¸ÖÐÍ(C)
Carbon steel
≤425¡¡
Ë®¡¢ÕôÆû¡¢ÓÍÆ·¡¢·Ç¸¯Ê´ÐÔÆøÌå
Water£¬Stem£¬oilgoods
non-corrosive gas
ºÏ½ð¸Ö(I)
Alloy steel
≤540¡¡

 

DSZ41HË®·âÕ¢·§Ö÷ÒªÁã¼þ²ÄÁÏ Material for Main Parts

 

 

²úÆ·ÀàÐÍ
Product type
Áã¼þÃû³Æ
Part name
·§Ìå¡¢·§¸Ç¡¢Ö§¼Ü B0dy£¬BOnnet£¬Yoke
·§¸Ë
Valve rod
Õ¢°å¡¢·§°ê¡¢ÃÜ·âÃæ
Walge gate Disc Sealface
·§×ùÃÜ·âÃæ
Seatring seal face
·§¸ËÂÝĸ
Yoke nut
ÌîÁÏ
Packing
̼¸ÖÐÍ(C) Carbon steel
WCB 25
1Crl3 »ò2Crl3
Crl3ÐͲ»Ðâ¸Ö»òÓ²ÖʺϽð Sainlesssteelor carbidealloy
²»Ðâ¸Ö Stainlesssteel
ÂÁÇàÍ­ Albronze
ÈáÐÔʯī F18xible graphite
ºÏ½ð¸Ö(I)
Alloy steel
WC6 Cr5M01
38CrMoAlA 20CrlM01VA
îÜ»ùºÏ½ð
Ó²ÖʺϽð
Carbide alloy

 

DSZ41HË®·âÕ¢·§Ö÷Òª³ß´ç/mm Main dimensions
DS/Z64H-16¡¢25 DS/Z64Y-16I¡¢25I

 


¹«³ÆÍ¨¾¶
DN/mm
Nominal
diameter
L
α
H
DO
PNl.6/MPa
PN2.5/MPa
D
D1
D
D1
50
250
37o30'
334
250
58
50
64
4g
65
270
37o30'
439
250
75
65
82
67
80
280
37o30'
495
300
91
79
95
77
100
300
37o30'
575
350
11O
97
117
101
125
325
37o30'
587
350
136
121
144
126
150
350
37o30'
607
350
163
146
172
158
200
400
37o30'
740
400
223
202
223
202
250
450
37o30'
863
400
278
254
278
254
300
500
37o30'
990
400
330
305
330
305
350
550
37o30'
1137
500
382
352
382
352
400
600
37o30'
1523
500
432
399
432
39g
450
650
37o30'
1618
600
485
451
485
451
500
700
37o30'
1657
600
535
501
535
499
600
800
37o30'
1746
700
636
601
636
599

 

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