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手動、法蘭連接、直通式、閥座密封面材料由cr13不銹鋼、公稱壓力PN0.6-10.0mpa、閥體材料有不銹鋼、鑄鋼、合金鋼的截止閥。螺紋可按BSPT、BSP、NPT、DIN259/2999生產；公稱壓力：PN≤1.6Mpa 適用介質：水、油、酸 適用溫度：T≤180℃；硅溶膠精密鑄造不銹鋼閥體、閥蓋；適用于水、油、汽及某些腐蝕性流體介質。
二、不銹鋼法蘭直通式截止閥執行標準 Administer Standard
|
設計與制造 Design and Manufacture |
結構長度 |
法蘭尺寸 |
壓力-溫度 Pressure Temperature Lating |
試驗-檢驗 Inspection And Test |
|
GB122235 |
GB12221 |
GB9113 JB79 |
GB9131 |
GB/T13927 JB/T9092 |
三、不銹鋼法蘭直通式截止閥壓力試驗 Pressure Test
|
公稱壓力NominalPressure |
1.6 |
2.5 |
4.0 |
6.4 |
10.0 |
16.0 |
|
強度試驗 Shell Test |
2.4 |
3.8 |
6.0 |
9.6 |
15.0 |
24.0 |
|
水密封試驗 Water Seal Test |
1.8 |
2.8 |
4.4 |
7.0 |
11.0 |
18.0 |
|
上密封試驗Backseat Test |
1.8 |
2.8 |
4.4 |
7.0 |
11.0 |
18.0 |
|
氣密封試驗 Air Seal Test |
0.5-0.7 |
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四、不銹鋼法蘭直通式截止閥主要零件材料及性能 Main Part Materials and Property
|
體、蓋、板 Body Cover Disc |
閥桿 |
密封面 Sealing Face |
墊片 |
填料 |
工作溫度℃ Working Temperature |
適用介質Suitable Medium |
|
|
WCB |
2Cr13 |
13Cr STL 木體材料 With Body Material 尼龍 Nylon |
增強柔性石墨 Enhanced Flexible Graphite 13Cr/柔性石墨 1Cr13/Flexible Graphite 08軟鋼 08 Soft Steal 0Cr18Ni9Ti 0Cr17Ni12Mo2Ti XD550F(T) PTFE |
柔性石墨 增強柔性石墨 Flexible Graphite Enhanced Flexible Graphite SFB/260 SFP/260 PTFE
|
≤425 |
水 蒸汽 油品 Water Steam Petroleum Ptoducts |
|
|
WC1 |
38CrMoAl 25Cr2MoV |
≤450 |
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|
WC6 |
≤540 |
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|
WC9 |
≤570 |
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C5 C12 |
≤540 |
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ZGCr5Mo |
≤200 |
硝酸類Nitric acid |
|
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|
ZG1Cr18Ni9Ti |
1Cr18Ni9Ti |
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|
≤200 |
醋酸類Acetic acid |
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ZG1Cr18Ni12Mo2Ti |
1Cr18Ni12Mo2Ti |
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五、不銹鋼法蘭直通式截止閥規格 主要尺寸和重量 Size Main Dimensions and Weight (mm kg)
|
1.6MPa |
DN |
L |
D |
D1 |
D2 |
b |
n-φd |
H |
Do |
重量 Weight |
|
凸面
法蘭
16C |
10 |
130 |
90 |
60 |
40 |
14 |
4-14 |
198 |
120 |
4.9 |
|
15 |
130 |
95 |
65 |
45 |
14 |
4-14 |
218 |
120 |
5.3 |
|
|
20 |
150 |
105 |
75 |
55 |
14 |
4-14 |
258 |
140 |
7.0 |
|
|
25 |
160 |
115 |
85 |
65 |
14 |
4-14 |
275 |
160 |
7.4 |
|
|
32 |
180 |
135 |
100 |
78 |
16 |
4-18 |
280 |
180 |
8.3 |
|
|
40 |
200 |
145 |
110 |
85 |
16 |
4-18 |
330 |
200 |
12.6 |
|
|
50 |
230 |
160 |
125 |
100 |
16 |
4-18 |
350 |
240 |
14 |
|
|
65 |
290 |
180 |
145 |
120 |
18 |
4-18 |
400 |
280 |
22.7 |
|
|
80 |
310 |
195 |
160 |
135 |
20 |
8-18 |
355 |
280 |
29 |
|
|
100 |
350 |
215 |
180 |
155 |
20 |
8-18 |
415 |
320 |
32.8 |
|
|
125 |
400 |
245 |
210 |
185 |
22 |
8-18 |
460 |
360 |
79.5 |
|
|
150 |
480 |
280 |
240 |
210 |
24 |
8-23 |
510 |
400 |
93 |
|
|
200 |
600 |
335 |
295 |
265 |
26 |
12-23 |
710 |
400 |
179 |
|
|
250 |
622 |
405 |
355 |
320 |
30 |
12-25 |
786 |
450 |
441 |
|
|
300 |
698 |
460 |
410 |
375 |
30 |
12-25 |
925 |
500 |
646 |
來源http://www.shwtfm.com.www.wt136.com.www.wtfm.cc
