三片式球阀采用三段式结构，由左右两片阀体与中间阀体组成，再用螺栓连接成一体，具有拆装简单维修方便等优点，特别适用于机械体积小空间狭窄的工况当中。 FEATURES Full port, 1/4″~2″ (DN8~DN50) W.……
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ITEM
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PARTS
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MATERIAL
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1
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BODY
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ASTM A351-CF8M
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ASTM A216-WCB
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2
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CAP
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3
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BALL
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ASTM A351-CF8M
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4
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STEM
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ASTM A276-316
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5
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SEAT
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RTFE
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6
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SEAL
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PTFE
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7
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THRUST WASHER
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8
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PACKING
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9
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O-RING
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VITON
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10
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BELLEVILLE WASHER
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AISI 301
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11
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HANDLE
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STAINLESS STEEL
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12
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STEM NUT
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AISI 304
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13
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LOCKING PAD
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14
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GLAND NUT
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15
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LOCKING WASHER
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16
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BOLT
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17
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NUT
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18
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SPRING WASHER
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19
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HANDLE SLEEVE
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PVC
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DN
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d
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L
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W
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ISO 5211
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A
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B
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S
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h1
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h2
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d2
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d3
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d4
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R1
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R2
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Torque (N-M)
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8
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8
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55
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120
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F03/F04
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42
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6.5
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9
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8
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40.3
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31
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36
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42
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2.75
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2.75
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3.6
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10
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10
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60
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120
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F03/F04
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42
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6.5
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9
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8
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40.3
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31
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36
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42
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2.75
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2.75
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3.6
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15
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15
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75
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120
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F03/F04
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42
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6.5
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9
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8
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40.3
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31
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36
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42
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2.75
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2.75
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3.6
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20
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20
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80
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120
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F03/F04
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42
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6.5
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9
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9
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45
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31
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36
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42
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2.75
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2.75
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6.1
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25
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25
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90
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148
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F04/F05
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50
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7.5
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11
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10
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47.5
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35.5
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42
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50
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2.75
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3.5
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9.9
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32
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32
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110
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148
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F04/F05
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50
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7.5
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11
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11
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55.5
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35.5
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42
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50
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2.75
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3.5
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15.6
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40
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38
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120
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178
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F05/F07
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70
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9
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14
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12
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65.3
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56
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50
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70
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3.5
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4.5
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22
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50
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50
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140
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178
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F05/F07
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70
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9
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14
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12
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73
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56
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50
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70
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3.5
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4.5
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26.8
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NPS
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d
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L
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W
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ISO 5211
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A
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B
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S
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h1
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h2
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d2
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d3
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d4
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R1
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R2
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Torque (in-lb)
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1/4″
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0.31
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2.17
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4.72
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F03/F04
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1.65
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0.26
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0.35
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0.31
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1.59
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1.22
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1.42
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1.65
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0.11
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0.11
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31.9
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3/8″
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0.39
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2.36
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4.72
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F03/F04
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1.65
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0.26
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0.35
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0.31
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1.59
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1.22
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1.42
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1.65
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0.11
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0.11
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31.9
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1/2″
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0.59
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2.95
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4.72
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F03/F04
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1.65
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0.26
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0.35
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0.31
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1.59
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1.22
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1.42
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1.65
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0.11
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0.11
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31.9
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3/4″
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0.79
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3.15
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4.72
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F03/F04
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1.65
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0.26
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0.35
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0.35
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1.77
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1.22
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1.42
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1.65
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0.11
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0.11
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54
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1″
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0.98
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3.54
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5.83
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F04/F05
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1.97
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0.3
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0.43
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0.39
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1.87
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1.4
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1.65
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1.97
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0.11
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0.14
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87.6
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1-1/4″
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1.26
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4.33
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5.83
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F04/F05
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1.97
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0.3
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0.43
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0.43
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2.19
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1.4
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1.65
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1.97
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0.11
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0.14
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138.1
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1-1/2″
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1.5
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4.72
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7.01
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F05/F07
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2.76
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0.35
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0.55
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0.47
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2.57
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2.2
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1.97
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2.76
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0.14
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0.18
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194.7
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2″
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1.97
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5.51
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7.01
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F05/F07
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2.76
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0.35
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0.55
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0.47
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2.87
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2.2
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1.97
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2.76
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0.14
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0.18
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237.2
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