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502-F 美标铸铁暗杆楔式闸阀

 

 

 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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