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產(chǎn)品特點(diǎn) 1.本產(chǎn)品所有部件均為鍛件
2.采用下裝式閥桿,設(shè)置倒密封結(jié)構(gòu),確保填料處可靠密封及防止閥桿脫出。
3.采用鑲嵌式閥座。閥座背后設(shè)置O型圈,確保介質(zhì)不外漏。 Features 1.All the components are forged ones.
2.Lower-loading Stem and backward sealing construction have been setup for positive sealing at stuffing position and backing-out protecting of the handle.
3.Interbedded valve seat is applied on whose bace RO-ring is also mounted for avoiding the leakage of medium.
主要零件材質(zhì)表 Main Parts and Materials
零件名稱(chēng)
Accessory name |
材 質(zhì) Material |
| GB |
ASTM |
閥體、閥蓋
Body,bonnet |
WCB |
A216-WCB |
| 密封圈 Sealing Ring |
尼龍 Nylon |
尼龍 Nylon |
| 球體 Ball |
1Cr18Ni9Ti |
SS 304 |
閥座、閥桿
Seat、Stem |
2Cr12 |
A246-416 |
| O形圈O ring |
橡膠 RUBBER |
橡膠 RUBBER |
雙頭螺柱
Dual-head double-screw bolt |
35CrMoA |
A193-B7 |
主要性能規(guī)范 Main Performance Specification
公稱(chēng)壓力 PN(MPa)
Nominal diameter |
試驗(yàn)壓力 Test pressure(mpa) |
殼體
Shell |
高壓液密封
High-pressure liquid sealing |
低壓氣密封
Low-pressure hermetic sealing |
| 16.0 |
24 |
17.6 |
0.6 |
| 32.0 |
48 |
35.2 |
| 適用溫度 Applicable temperature |
-40~80℃ |
| 適用介質(zhì) Applicable medium |
水、油品、氮?dú)�、氨氣、氫氣液化氣�?
Water, oil products, nitrogen, ammonia,
hydrogen, and liquefied gas, etc. |
| 公稱(chēng)壓力 PN(MPa) Nominal diameter |
公稱(chēng)通徑 DN(mm) Nominal pressure |
主 要 尺 寸 （mm）Main dimension |
| L |
L1 |
D |
D1 |
H |
W |
M |
D2 |
b |
Z- Φ d |
法蘭
Flange |
對(duì)焊 Butt-welding |
法蘭 Flange |
對(duì)焊 Butt-welding |
法蘭 Flange |
對(duì)焊 Butt-welding |
法蘭 Flange |
對(duì)焊 Butt-welding |
法蘭 Flange |
對(duì)焊 Butt-welding |
法蘭 Flange |
| 160 |
10 |
210 |
150 |
52 |
60 |
95 |
90 |
60 |
18 |
77 |
58 |
220 |
M24×2 |
18 |
20 |
3-Φ18 |
| 15 |
230 |
170 |
62 |
70 |
95 |
100 |
60 |
23 |
85 |
62 |
220 |
M24×2 |
20 |
20 |
3-Φ18 |
| 20 |
240 |
190 |
73 |
80 |
105 |
110 |
68 |
29 |
94 |
75 |
250 |
M33×2 |
28 |
20 |
3-Φ18 |
| 25 |
260 |
205 |
77 |
95 |
105 |
115 |
68 |
36 |
100 |
80 |
250 |
M33×2 |
28 |
22 |
3-Φ18 |
| 32 |
300 |
230 |
100 |
110 |
115 |
150 |
80 |
43 |
120 |
96 |
300 |
M42×2 |
38 |
24 |
4-Φ18 |
| 40 |
|
260 |
110 |
120 |
165 |
170 |
115 |
49 |
150 |
111 |
400 |
M52×2 |
48 |
30 |
6-Φ26 |
| 50 |
400 |
330 |
130 |
140 |
165 |
200 |
115 |
61 |
165 |
128 |
450 |
M64×3 |
58 |
32 |
6-Φ26 |
| 65 |
490 |
360 |
140 |
150 |
200 |
225 |
145 |
80 |
180 |
180 |
500 |
M80×3 |
74 |
40 |
6-Φ29 |
| 80 |
580 |
380 |
150 |
160 |
225 |
270 |
170 |
105 |
200 |
200 |
600 |
M24×2 |
94 |
50 |
6-Φ33 |
| 100 |
620 |
430 |
178 |
188 |
260 |
320 |
190 |
118 |
245 |
245 |
800 |
M125×4 |
115 |
60 |
6-Φ36 |
| 320 |
10 |
210 |
150 |
52 |
60 |
95 |
90 |
60 |
18 |
77 |
58 |
220 |
M24×2 |
18 |
20 |
3-Φ18 |
| 15 |
230 |
170 |
62 |
70 |
105 |
100 |
68 |
23 |
85 |
62 |
220 |
M33×2 |
28 |
20 |
3-Φ18 |
| 20 |
240 |
190 |
73 |
80 |
105 |
110 |
68 |
29 |
94 |
75 |
250 |
M33×2 |
28 |
20 |
3-Φ18 |
| 25 |
260 |
205 |
77 |
95 |
115 |
115 |
80 |
36 |
100 |
80 |
250 |
M42×2 |
35 |
25 |
4-Φ18 |
| 32 |
300 |
230 |
100 |
110 |
135 |
150 |
95 |
43 |
120 |
96 |
300 |
M52×2 |
41 |
30 |
4-Φ22 |
| 40 |
350 |
260 |
110 |
120 |
165 |
170 |
115 |
49 |
150 |
111 |
400 |
M64×3 |
47 |
35 |
6-Φ26 |
| 50 |
400 |
330 |
130 |
140 |
200 |
200 |
145 |
61 |
165 |
128 |
450 |
M80×3 |
70 |
40 |
6-Φ29 |
| 65 |
490 |
360 |
140 |
150 |
225 |
225 |
170 |
80 |
180 |
180 |
500 |
M100×3 |
90 |
50 |
6-Φ33 |
| 80 |
580 |
380 |
150 |
160 |
260 |
270 |
195 |
105 |
200 |
200 |
600 |
M125×4 |
112 |
55 |
6-Φ36 |
| 1OO |
620 |
430 |
178 |
188 |
300 |
320 |
235 |
118 |
245 |
245 |
800 |
M155×4 |
135 |
65 |
8-Φ36 |
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