Lined Butterfly Valve - Wafer type - Lever Operated

Dimension Table

Size (NB) L±3 L1±1 D1±2 D±2 H1±8 H2±8 L2±8
2" 51 43 50 92 122 148 260
2 1/2" 54 46 65 105 132 162 260
3" 54 46 75 127 140 170 260
4" 60 52 100 157 150 192 260

Material Specification

NO. DESCRIPTION QTY. MATERIAL
1 BODY 2 CS / SS EPROXY PAINTED
2 SEAT 1 PTFE
3 DISC 1 SS INSERTED PPH/PVDF/PFA/FEP LINED
4 STEM 1 SS 304 INTEGRAL TO DISC
5 STEM SEAL-TOP & BOTTOM 2 PTFE
6 SEAL CUP-TOP & BOTTOM 2 PPH/PVDF/PFA/FEP
7 TEE BRUSH -TOP & BOTTOM 1 SS 304
8 DISC SPRING-TOP & BOTTOM 2 50 Crv
9 THRUST WASHER-TOP & BOTTOM 2 SS 304
10 THRUST COLLAR-TOP & BOTTOM 2 STEEL / SS
11 ADJUSTABLE BOLTS 1 SS / STEEL PLATED
12 POSITIONER LOCK PLATE 1 STEEL PLATED
13 HANDLE LEVER 1 STEEL POWDER COATED
14 POSITIONER LEVER 1 STEEL POWDER COATED
15 SPRING 1 SPRING STEEL POWDER COATED
16 FASTENERS 1 H.T. STEEL / SS

Note:

  • Manufacturing Standards
    Design : API 609 - Wafer Type
    Face To Face Dimension : API 609 Category 'A'
    Range Connection : ANSI B 16.5; 150 RF
    Test Standard : ISO 9393-2/API 598/
        BS EN 12266-1:2003
  • Spark Test
    15 KVDC
  • Standard Resin Specifications For Lining
    PTFE : ASTM D 1457
    PVDF : ASTM D 3222
    PFA : ASTM D 3418
    FEP : ASTM D 2116
  • Material
    CS : ASTM A 216 GR. WCB
    SS : ASTM A 351 CF B/ ASTM A 351 CFB M