不锈钢美标截止阀，
美标截止阀系：J41W/ Y-按材质分美标碳钢截止阀，不锈钢标截止阀
1．材质有:铸钢（A216，WCB，A105；不锈钢（F304-CF8，F316-CF8M，F304L-CF3M，F316L-CF3），301，304-CF8，304L-CF3，316-CF8M，316LCF3M，321；低温刚，铬钼钢等
2．规格：DN15~DN1000
3．标准：JIS美标
4．压力： 150LB-900LB
5．连接:法兰
6．品牌：中国东锦
7．工作温度：碳钢-29℃ -425℃；不锈钢-40℃～550℃；低温刚-46℃～350℃，铬钼钢-29℃～550℃
8．类型：直通式
9.介质：水，油品，蒸汽-碳钢+Stellite/铬钼钢；硝酸，醋酸类等-不锈钢；丙烷，乙烯等-低温刚；
10.外型：重型/中型
11.型号：J41W-150LB， J41H-150LB，J41Y-150LB，J 41W-300LB，J41H-300LB，J41Y-300LB，J41W-600LB，J41H-600LB，J41Y-600LB，J41W-900LB，J41H-900LBJ,41Y-900LB
主要用途
美标截不锈钢止阀适用于公称压力150LB~1500LB，工作温度-29～550℃的石油、化工、制药、化肥、电力行业等各种工况的管路上，切断或接通管路介质。驱动方式有手动、齿轮传动、电动、气动等。
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标准 STD
设计与制造 Design ａnd Manufacture
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结构长度 Face to face/ End to end
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法兰尺寸 Flange Dimension
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对焊连接尺寸Butt welding dimension
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压力-温度 Pressure Temperature Lating
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试验-检验Inspection ａnd Test
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ANSI B16.34 BS1873
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ANSI B16.10
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ANSI B16.5
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ANSI B16.25
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ANSI B16.34
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API 598
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压力试验 Pressure Test
公称压力PN（Lb）
NominalPressure
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强度试验
Shell Test
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水密封试验
Water Seal Test
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气密封试验
Air Seal Test
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MPa
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Lbf/in2
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MPa
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Lbf/in2
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MPa
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Lbf/in2
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150
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3.0
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430
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2.2
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315
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0.4-0.7
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60-100
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300
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7.7
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1110
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5.7
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815
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600
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15.3
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2220
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11.3
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1630
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900
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23.0
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3330
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17.0
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2445
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1500
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38.4
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5560
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28.2
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4080
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2500
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64.0
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9255
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47.0
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6790
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主要零件材料及性能 Main Part Materials ａnd Property
体、盖
Body Cover Disc
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阀杆
Stem
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密封面
Sealing Face
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垫片（环）
Sealing Shim
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填料
Packing
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工作温度Working Temperature
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适用介质
Suitable Medium
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WCB
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2Cr13
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13Cr
STL
木体材料
With Body
Material
尼龙
Nylon
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增强柔性石墨
13Cr/柔性石墨
Enhanced Flexible Graphite
1Cr13/Flexible Graphite
SFB-2
08软钢
08 Soft Steal
F304
F316
F304L
F316L
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柔性石墨
增强柔性石墨
Flexible Graphite
Enhanced Flexible Graphite
SFB/260
SFP/260
PTFE
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≤425
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水 蒸汽 油品
Water
Steam
Petroleum
Products
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WC1
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38CrMoAl 25Cr2MoV
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≤425
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WC6
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≤540
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WC9
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≤570
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C5 C12
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≤540
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CF8
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F304
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≤200
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硝酸 醋酸 尿素
Nitric acid
Acetic acid
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CF8M
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F316
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CF3
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F304L
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CF3M
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F316L
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主要尺寸和重量 Size Main Dimensions ａnd Weight
DN
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150Lb 凸面法兰（RF） 主要尺寸Dimensions（mm）
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重量
Weight
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mm
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in
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L
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D
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D1
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D2
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b
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n-φd
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H
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D0
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15
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1/2
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108
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89
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60.5
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35
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11.2
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4-16
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241
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100
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6.9
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20
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3/4
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117
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98
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69.9
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43
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12.7
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4-16
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241
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100
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9.8
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25
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1
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127
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108
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79.2
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51
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14.2
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4-16
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242
|
125
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13.5
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32
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11/4
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140
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117
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89
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63
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16
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4-16
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280
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160
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19.5
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40
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11/2
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165
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127
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98.6
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73
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17.5
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4-16
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286
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160
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28.5
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50
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2
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203
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152
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120.7
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92
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19
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4-19
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368
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200
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18
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65
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21/2
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216
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178
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139.7
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105
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22.4
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4-19
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387
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200
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30
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80
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3
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241
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190
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152.4
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127
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24
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4-19
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411
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250
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41
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100
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4
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292
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229
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190.5
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157
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24
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4-19
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454
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250
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64
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125
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5
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356
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254
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216.0
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186
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24
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8-22.5
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455
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350
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86
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150
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6
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406
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279
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241.3
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216
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25.4
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8-22.5
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541
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350
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113
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200
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8
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495
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343
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298.5
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270
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28.4
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8-22.5
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651
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450
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178
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250
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10
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622
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406
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362.0
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324
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30.2
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12-25.4
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800
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450
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270
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300
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12
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698
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483
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431.8
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381
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32
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12-25.4
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1231
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600
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350
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350
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14
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787
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533
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476.3
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413
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35
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12-29
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1450
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600
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460
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400
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16
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914
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597
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539.8
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470
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36.6
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26-29
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1645
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600
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590
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DN
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300Lb 凸面法兰（RF） 主要尺寸Dimensions（mm）
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重量
Weight
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15
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1/2
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152
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95
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66.5
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35
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14.2
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4-16
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241
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140
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7.7
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20
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3/4
|
178
|
117
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82.5
|
43
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16
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4-19
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241
|
140
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11.3
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25
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1
|
203
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123
|
89
|
51
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17.5
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4-19
|
283
|
160
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16.8
|
32
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11/4
|
216
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133
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98.5
|
63
|
19
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4-19
|
320
|
200
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21.2
|
40
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11/2
|
229
|
155
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114.3
|
73
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20.6
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4-22.5
|
322
|
200
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32.6
|
50
|
2
|
267
|
165
|
127
|
92
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22.4
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8-19
|
399
|
200
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25
|
65
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21/2
|
292
|
190
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149.4
|
105
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25.4
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8-22.5
|
438
|
250
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30
|
80
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3
|
318
|
210
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168.1
|
127
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28.4
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8-22.5
|
464
|
280
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35
|
100
|
4
|
356
|
254
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200.2
|
157
|
31.8
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8-22.5
|
565
|
350
|
56
|
125
|
5
|
400
|
279
|
235
|
186
|
35
|
8-22.5
|
614
|
350
|
96
|
150
|
6
|
444
|
318
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269.7
|
216
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36.6
|
12-25.4
|
717
|
400
|
120
|
200
|
8
|
559
|
381
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330.2
|
270
|
41.2
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12-25.4
|
930
|
500
|
212
|
250
|
10
|
622
|
444
|
387.4
|
324
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47.8
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16-28.5
|
1012
|
550
|
330
|
300
|
12
|
711
|
521
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450.8
|
381
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50.8
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16-32
|
1231
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