Lined Diaphragm Valve

Dimension Table

Size (NB) L±3 OD T H
1 " 133 108 16 142
1 1/2" 166 127 19 160
2" 196 152 21 200
2 1/2" 222 178 23 250
3 " 260 191 25 280
4" 311 230 25 350
6" 412 280 27 510
8" 527 343 30 590

Note:

HYDRO TEST PRESSURE:

FROM 15 MM TO 65 MM

BODY : 15 Kg/Cm2
SEAT : 10 Kg/Cm2

FROM 65 MM TO 100 MM

BODY : 10 Kg/Cm2
SEAT : 10 Kg/Cm2

FROM 100 MM TO 200 MM

BODY : 7 Kg/Cm2
SEAT : 7 Kg/Cm2

 

Material Specification

NO. DESCRIPTION QTY. MATERIAL
1 BODY 1

ASTM A 216 WCB+PFA/FEP LINED

LINED LINING THICKNESS: 3mm

2 BONNET 1 CS/CI EPOXY PAINTED
3 SLEEVE & SPINDLE 1 SS - 304
4 COMPRESSOR 1 CS/CI
5 DIAPHRAGM 1 PTFE PADDED WITH EPDM RUBBER
6 HAND WHEEL 1 CS/CI EPOXY PAINTED
7 FASTENERS -- IS 1367 CLASS 4.6 (PLATED)
8 POSITION INDICATOR 1 CS/SS EPOXY PAINTED
9 INDICATOR CAP 1 POLYCARBONATE
10 HANDWHEEL NUT 1 IS 1367 CLASS 4.6 (PLATED)

Note:

  • Manufacturing Standards
Design :

EN13397 : 2002

[BS 5156]

Face To Face Dimension : EN-558-1 Series 7 & 1
  • Spark Test
    15 KVDC
  • Standard Resin Specifications For Lining
    PTFE : ASTM D 1457
    PVDF : ASTM D 3222
    PFA : ASTM D 3307
    FEP : ASTM D 2116
  • Material
    CS : ASTM A 216 GR. WCB
    SS : ASTM A 351 CF 8/ ASTM A 351 CFB M