A lined valve is a widely used device in fluid control systems designed for regulating the flow of liquids or gases through a pipe while offering exceptional protection against corrosion and chemical reactions. It operates by incorporating a durable lining material, such as PTFE or PFA, within the valve body, ensuring the fluid remains isolated from the valve's structural components. Lined valves are ideal for applications where aggressive chemicals or abrasive fluids are involved, providing reliable flow control and long-lasting performance.
Lined valves are a crucial component in many systems due to their resistance to harsh media and versatility, serving as an optimal solution for controlling flow in pipelines. Commonly found in industries such as chemical processing, pharmaceuticals, water treatment, and food production, lined valves are essential for managing both small and large volumes of fluid securely and safely.
PR-FECT VALVES manufactures lined valves in a wide range of sizes, materials, and pressure ratings, ensuring compatibility with diverse industrial applications while offering advanced technical features such as precision-machined components, high-quality lining materials, and corrosion-resistant coatings for enhanced performance and durability.
SL. NO. | LINED VALVE TYPES |
1 | LINED GATE VALVES |
2 | LINED GLOBE VALVES |
3 | LINED CHECK VALVES |
4 | LINED BUTTERFLY VALVES |
5 | LINED BALL VALVES |
6 | LINED PLUG VALVES |
PRODUCT DETAILS | |
Sizes | 1/4" to 250" |
Pressure Class Ratings | ASME #150 to #4500 |
End Connection | Flanged |
Construction Types | Two Piece |
Port Options | Full Port & Regular Port |
Salient Features | Fully Lined, Stem Extension, High Integrity Stem Sealing, Blowout-proof stem, Soft Seat Design, Locking Arrangements |
Operator / Actuator | Lever, Gear, Actuator (Pneumatic, Hydraulic, Electro-Hydraulic and Electric Motorised) |
STANDARDS SPECIFICATIONS | |
Design & Manufacture | ASME B16.34 |
Face To Face | ASME B16.10, MFG Standard |
End Connections | ASME B16.5 -FF, EN 1092 |
Testing | API 6D, API 598, ASME B16.34, BS EN 12266, ISO 5208 |
Nace | NACE MR0175 / ISO 15156 and NACE MR0103 / ISO17945 |
Leak tightness | ISO 5208 , ANSI/FCI 70-2 |
MATERIAL OF CONSTRUCTION | |
Body / End Connector | Carbon & Low Carbon Steel, Stainless Steel Other Upon Request |
Trim | Stainless Steel, Nickel alloys, Duplex Stainless Steel, Exotic Materials |
Seat | PTFE/ RPTFE/ Special filled PTFE |
Lining | Lined with PFA/FEP/PVDF/PTFE/PP |
Fasteners | ASTM A193 Gr.B7/A194 Gr.2H, B7M/2HM, B8/8, B8M/8M, L7/4, B16/2H etc., |
Note : For Bigger sizes please contact PR-Fect Valves
SIZE RANGE CHART | ||||||||
NPS (Inches) | DN (mm) | CLASS 150 | CLASS 300 | CLASS 600 | CLASS 900 | CLASS 1500 | CLASS 2500 | CLASS 4500 |
1/4" | 8 | |||||||
1/2" | 15 | |||||||
1" | 25 | |||||||
1 ¼" | 32 | |||||||
1½" | 40 | |||||||
2" | 50 | |||||||
2½" | 65 | |||||||
3" | 80 | |||||||
3½" | 90 | |||||||
4" | 100 | |||||||
5" | 125 | |||||||
6" | 150 | |||||||
8" | 200 | |||||||
10" | 250 | |||||||
12" | 300 | |||||||
14" | 350 | |||||||
16" | 400 | |||||||
18" | 450 | |||||||
20" | 500 | |||||||
22" | 550 | |||||||
24" | 600 | |||||||
26" | 650 | |||||||
28" | 700 | |||||||
30" | 750 | |||||||
32" | 800 | |||||||
34" | 850 | |||||||
36" | 900 | |||||||
38" | 950 | |||||||
40" | 1000 | |||||||
42" | 1050 | |||||||
44" | 1100 | |||||||
46" | 1150 | |||||||
48" | 1200 | |||||||
50" | 1250 | |||||||
52" | 1300 | |||||||
54" | 1350 | |||||||
56" | 1400 | |||||||
58" | 1450 | |||||||
60" | 1500 | |||||||
62" | 1550 | |||||||
64" | 1600 | |||||||
66" | 1650 | |||||||
68" | 1700 | |||||||
70" | 1750 | |||||||
72" | 1800 | |||||||
74" | 1850 | |||||||
76" | 1900 | |||||||
78" | 1950 | |||||||
80" | 2000 | |||||||
82" | 2050 | |||||||
84" | 2100 | |||||||
86" | 2150 | |||||||
88" | 2200 | |||||||
90" | 2250 | |||||||
92" | 2300 | |||||||
94" | 2350 | |||||||
96" | 2400 | |||||||
98" | 2450 | |||||||
100" | 2500 | |||||||
102" | 2550 | |||||||
104" | 2600 | |||||||
106" | 2650 | |||||||
108" | 2700 | |||||||
110" | 2750 | |||||||
112" | 2800 | |||||||
114" | 2850 | |||||||
116" | 2900 | |||||||
118" | 2950 | |||||||
120" | 3000 | |||||||
122" | 3050 | |||||||
124" | 3100 | |||||||
126" | 3150 | |||||||
128" | 3200 | |||||||
130" | 3250 | |||||||
132" | 3300 | |||||||
134" | 3350 | |||||||
136" | 3400 | |||||||
138" | 3450 | |||||||
140" | 3500 | |||||||
142" | 3550 | |||||||
144" | 3600 | |||||||
146" | 3650 | |||||||
148" | 3700 | |||||||
150" | 3750 | |||||||
152" | 3800 | |||||||
154" | 3850 | |||||||
156" | 3900 | |||||||
158" | 3950 | |||||||
160" | 4000 | |||||||
162" | 4050 | |||||||
164" | 4100 | |||||||
166" | 4150 | |||||||
168" | 4200 | |||||||
170" | 4250 | |||||||
172" | 4300 | |||||||
174" | 4350 | |||||||
176" | 4400 | |||||||
178" | 4450 | |||||||
180" | 4500 | |||||||
182" | 4550 | |||||||
184" | 4600 | |||||||
186" | 4650 | |||||||
188" | 4700 | |||||||
190" | 4750 | |||||||
192" | 4800 | |||||||
194" | 4850 | |||||||
196" | 4900 | |||||||
198" | 4950 | |||||||
200" | 5000 | |||||||
202" | 5050 | |||||||
204" | 5100 | |||||||
206" | 5150 | |||||||
208" | 5200 | |||||||
210" | 5250 | |||||||
212" | 5300 | |||||||
214" | 5350 | |||||||
216" | 5400 | |||||||
218" | 5450 | |||||||
220" | 5500 | |||||||
222" | 5550 | |||||||
224" | 5600 | |||||||
226" | 5650 | |||||||
228" | 5700 | |||||||
230" | 5750 | |||||||
232" | 5800 | |||||||
234" | 5850 | |||||||
236" | 5900 | |||||||
238" | 5950 | |||||||
240" | 6000 | |||||||
242" | 6050 | |||||||
244" | 6100 | |||||||
246" | 6150 | |||||||
248" | 6200 | |||||||
250" | 6250 |