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Classification：Ball valve
Trade names：
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| Three scenes of types bear and insert and weld the ball valve |
| Classification of the products: Ball valve series |
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Major part material :
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Serial number NO.
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Part name
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Material
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Stainless steel
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Carbon steel
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1
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Bolt
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Stainless steel is 304
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Carbon steel
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2
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Spring washer
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Stainless steel is 304
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Stainless steel is 304
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3
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Nut
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Stainless steel is 304
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Carbon steel
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4
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The valve covering
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Stainless steel SS316
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Carbon steel WCB
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5
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The valve has body
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Stainless steel SS316
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Carbon steel WCB
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6
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Ball
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Stainless steel SS304
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Stainless steel CF8
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7
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Seal and enclose
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Polytetrafluoroethylene (PTFE) PTFE
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Polytetrafluoroethylene (PTFE) PTFE
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8
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Valve stem
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Stainless steel SS316
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Stainless steel SS304
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9
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Packing
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Polytetrafluoroethylene (PTFE) PTFE
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Polytetrafluoroethylene (PTFE) PTFE
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10
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Valve stem nut
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Stainless steel SS316
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Stainless steel SS304
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11
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Spring washer
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Stainless steel SS304
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Stainless steel SS304
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12
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Nut
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Stainless steel SS304
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Stainless steel SS304
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13
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Handle
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Stainless steel SS304
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Stainless steel SS304
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Main size :
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SIZE
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1/2"
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3/4"
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1"
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1 1 /4 "
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1 1 /2 "
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2"
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2 1 /2 "
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3"
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4"
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d
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15
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20
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25
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32
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38
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50
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65
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76
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100
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L
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130
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150
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160
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180
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200
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230
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290
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310
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350
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D
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95
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105
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115
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135
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145
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160
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180
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195
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230
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D1
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65
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75
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85
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100
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110
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125
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145
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160
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190
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D2
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45
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55
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65
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78
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85
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100
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120
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135
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160
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b
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14
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16
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16
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18
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18
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20
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22
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24
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24
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f
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2
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2
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2
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3
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3
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3
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3
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3
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3
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H
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75
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95
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90
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110
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130
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140
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170
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180
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250
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W
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130
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140
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140
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170
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200
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220
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350
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350
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550
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n-do
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4-14
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4-14
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4-14
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4-18
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4-18
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8-18
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8-18
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8-18
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8-22
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