Data Sheet

Vee-Ball Valves
D101363X012
Product Bulletin
51.3:Vee-Ball
January 2015
9
Table 4. Materials of Construction for NPS 14, 16 and 20 Valves
Part Material
Valve Body, Seal Protector Ring, and Flow Ring WCC steel or CG8M (317 stainless steel)
V-Notch Ball Chromium-plated CG8M, CG8M, Chromium-plated CG8M with alloy 6 notch
Ball Seal
Fisher TCM Fisher TCM Plus and Fisher TCM Ultra
HD (Heavy-Duty Metal) CF10SMnN
(1)
, CD7MCuM
(2)
(alloy 225 duplex stainless steel) or R30006 (alloy 6)
Wave Spring (use with HD seal) N07750
Radial Seal (use with HD seal) PTFE with N10276 spring
Bearings
PEEK/PTFE
(3)
, S44004 (440C stainless steel--use with S17400 [17-4PH stainless steel]
shafts, alloy 6B, and silver plated alloy 6B
Thrust Washer (use with metal bearings) Alloy 6B
Seal Retainer Gasket Laminated Graphite
Packing PTFE V-ring with one conductive V-ring
(4)
, PTFE V-ring, or graphite ribbon
Shafts S17400 (17-4 stainless steel) or S20910
Pins S20910
Pipe Plug S31700 (317 stainless steel)
Packing Follower Bolting B7M steel or strain-hardened B8M stainless steel
Retainer Screw B8M stainless steel
Packing Follower and Packing Box ring S31600 (316 stainless steel)
Packing Flange Steel or S31600
Actuator Mounting Bolts and Nuts Grade 5 steel or strain-hardened B8M stainless steel
Gasket (used with bottom flange) S31603 (316L stainless steel) spiral wound
Stud and Hex Nut (used with bottom flange) B7 steel or strain-hardened B8M stainless steel
1. Recommended where corrosion properties similar to 304 stainless steel are acceptable.
2. Recommended for lubricated service and where corrosion properties equal to or better than S31700 stainless steel.
3. PEEK (Poly-ether-ether-ketone) w/PTFE liner.
4. A carbon-filled PTFE ring is used for grounding.
Figure 4. Typical ENVIRO-SEAL Packing Arrangements
PACKING
BOX STUD
VALVE
SHAFT
PACKING
FLANGE
PACKING
FOLLOWER
SPRINGS
VALVE
BODY
ANTI-
EXTRUSION
RINGS
PACKING
BOX RING
PTFE
PACKING
V-RINGS
SHOWN
VALVE
SHAFT
PACKING
FLANGE
PACKING
BOX
RING
GRAPHITE
PACKING
SET
PACKING
FOLLOWER
SPRINGS
PTFE PACKING GRAPHITE PACKING
W6125-1
W5806-2