²»Ðâ¸ÖÕæ¿Õ½ØÖ¹·§Ö÷ÒªÐÔÄܹ淶 ¡öChief property and specification
²úÆ·ÀàÐÍ Product type
¿ÇÌåÇ¿¶ÈÊÔÑé /MPa Sheli strength test
ÉÏÃÜ·âÊÔÑé /MPa Back seal test
ÃÜ·âÊÔÑé/MPa Seal test
ÊÊÓýéÖÊ Applicable medium
ÊÊÓÃζÈ/¡æ Applicable temperature
NKJ61H-40
6.O
4.4
Ë®¡¢ÕôÆû¡¢ ¿ÕÆø Water£®Steam Air
≤425
NKJ61H-60
9.6
7.O
NKJ61H-100
15.O
110
11.O
NKJ61Y-40l
NKJ61Y-64I
7.0
≤550
NKJ61Y-100I
15.0
11.0
²»Ðâ¸ÖÕæ¿Õ½ØÖ¹·§Ö÷ÒªÁã¼þ²ÄÁÏ Material for main parts
Áã¼þÃû³Æ Part name
·§Ìå¡¢·§¸Ç Body Bonnet
·§¸Ë Valve stem
·§°ê Disc
ÃÜ·âÃæ Sealing face
·§¸ËÂÝĸ Yoke nut
ÌîÁÏ Packing
½ô¹Ì¼þ Fastener
NKJ61H- CÐÍ
25»òWCB
¸õ²»Ðâ¸Ö Cr.stain mless steel
H£ººÏ½ð¸Ö H£ºalloy steel
ÂÁÇàÍ Al bronze
ÅòÕ͸´ºÏ ʯī Expanding compound graphite
ÓÅÖÊ̼¸Ö High- grade carbon steel
NKJ61Y- IÐÍ
¸õîâ¸Ö Cr£®Mo steel
20Cr1Mo1VA »ò 38Cr1MoAIA
120r1M0 1VA
Y£ºÓ²ÖʺϽð Y£ºcarbide alloy
²»Ðâ¸ÖÕæ¿Õ½ØÖ¹·§Ö÷Òª³ß´ç¼°ÖØÁ¿ Main dimensions and weight
¹«³ÆÍ¨¾¶ DN/mm Nominal diameter
¹«³ÆÑ¹Á¦ DN/mm Nominal pressure
Ö÷ÒªÍâÐγߴçºÍÁ¬½Ó³ß´ç/mm Main external and connecting dimensions
L
HÊÖ
D
Do
D1
L1
α
W
10
4.0
130
245
36
11
18.4
120
15
16
22.5
20
150
265
44
21
28.5
160
25
270
48
26
34.5
12
200
32
180
285
34
37°30’
40
320
55
240
50
230
365
64
65
290
410
82
66
300
80
310
430
95
78
100
350
470
117
125
400
500
143
126
480
533
167
6.4
280
33
39
76
360
98
123
148
10.0
14
38
355
63
74
97
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