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              502-F 美標鑄鐵暗桿楔式閘閥

               

               

               DIMENSION IN INCHES AND MILLIMETERS

              DN

               L  

              Dk

               D 

               b  

              n-d

              Do

               H  

               2"

               178

               121

               152

               15.9

               4-19

                178

              283

               2.5"

               190.5

               140

               178

               17.5

               4-19

                178

              310

               3"

               203.2

               152.5

               190

               19.1

               4-19

               200

               329

               4"

               228.6

               190.5

               228.6

               23.5

               8-19

               254

               413

               5"

               254

               215.9

               254

               23.8

               8-22

               300

               515

               6"

               266.7

               241.3

               279.4

               25.4

               8-22

               300

               558

               8"

               292

               298.5

               343

               28.6

               8-22

               348

              654

               10"

               330

               362

               406

               30.2

               12-25

               400

              762

               12"

               356

               432

               483

               31.8

               12-25

               457

               857

               14"

               381

               476

               422

               35

               12-29

               508

               1013

               16"

               406

               540

               597

               36.6

               16-29

               558

               1021

               

                           MATERIAL  LIST  

              No.
              Part
              Material
              USA Standard
              1
              Body
              Cast Iron
              ASTM A126 CLASS B
              2
              Seat Rings
              Cast  Bronze
              ASTM B62
              3
              Wedge Face Rings
              Cast  Bronze
              ASTM B62
              4
              Wedge
              Cast Iron
              ASTM A126 CLASS B
              5
              Wedge Nut Cast Brass
              ASTM B584
              6
              Stem
              Brass
              ASTM B16
              7
              Body Gasket Graphite
              NON BSBESTOS
              8
              Bolts
              Steel
              ASTM A307B
              9
              Nuts
              Steel
               ASTM A307B
              10
              Bonnet
              Cast Iron
              ASTM A126 CLASS B
              11
              Gland Follower Bolts
              Steel
              ASTM A307B
              12
              Packing Bushing
              Cast Brass
              ASTM B584
              13
              Stuffing Box Cast iron
              ASTM A126 CLASS B
              14
              Packing
              Graphite
              NON ASBESTOS
              15
              Gland Follower
              Ductile Iron
              ASTM A536 65-45-12
              16
              Packing Gland
              Cast  Brass
              ASTM B584
              17
              Handwheel
              Cast Iron
              ASTM A126 CLASS B
              18
              Identification Plate
              Aluminium
               
              19
              Washer
              Steel
              ASTM A307 B
              20
              Handwheel Nut
              Steel
              ASTM A307 B

               

               

                    DESCRIPTION

              1.Design Conforms to MSS SP-70

              2.Flanges drilled to ANSI B16.1(125lb)

              3.Face to face dimensions conform to ANSI B 16.10(125lb)

              4.Working pressure:125S 200WOG

              5.Suitable media:water,oil,gas

              6.Body,bonnet,wedge: ASTM A126B

              7.Stem: brass, bronze or stainless steel

              8.Trim: cast bronze or stainless steel

              9.Size: from 2"-16"

               

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