Teflon Lined Concentric Butterfly Valve

Teflon lined concentric butterfly valve’s body and disc are designed by fully lined with PTFE/FEP/PFA/PO/PE. It can be used for Various concentrations of hydrochloric acid, sulfuric acid, hydrofluoric acid and various organic acids, strong acids, strong oxidants.

Category:

Features:

1.Two pieces body and concentric disc and seat configuration.

2.Fully lined disc and body seat, the painting thickness can reach up to 3-4mm.

3.Absolutely tight sealing with flow in either direction.

4.PTFE Liner seated prevents corrosion and guarantees long service life.

5.Can be disassembled , material specific recycling possible

6.Can be installed at the end of pipe for lugged type butterfly valve.

Material List:

Part Name Material
Cast Iron Ductile Iron Carbon Steel Stainless Steel Aluminium-bronze
Body GG20 GG25 A126 GGG40 GGG45 GGG50 A536 A395 WCB WCC LCC LCB CF8 CF8M CF3 CF3M SAF2507 SAF2205 C95400 C95500 C95800
Disc GGG40 GGG45 GGG50 A536 A395 WCB WCC LCC LCB CF8 CF8M CF3 CF3M SAF2507 SAF2205 C95400 C95500 C95800
Liner PTFE, FEP, PFA, PO, PE
Stem Stainless steel, bronze, 17-4ph, monel k500
Operator Lever, worm gear, penumatic cylinder, electrical, motorized

Dimension List:

Dimensions, PN10/16, CLASS 150, JIS 10K
DN(mm) 40 50 65 80 100 125 150 200 250 300
L 33 43 46 46 52 56 56 60 68 78

Applications:

Chemical and petrochemical industries, water and waste water treatment, food processing, petroleum refining and oilfield, textile, sugar and Mining.