Rubber Lined Butterfly Valve, DI, CS, SS, 1.5 - 32 IN, CL150
Compliant with TA-LUFT/ISO 15848-1/API 624
(API 624 Additional High Temperature Version)

Key Specifications / Features

The Rubber Lined Butterfly Valve Factory offers a comprehensive range of high-quality butterfly valves with rubber lining, designed for durability and reliability. These valves are constructed from ductile iron, carbon steel, and stainless steel, ensuring robustness and corrosion resistance. Available in sizes from DN40 to DN800 (1-1/2 to 32 inches), they are rated for pressures up to PN10 and PN16, as well as Class 150 LB. The valves feature wafer ends for easy installation and maintenance.

Detail Information

Product Name: Full Rubber Lined Wafer Butterfly Valve
Body Material: Ductile Iron, Carbon Steel, Stainless Steel
Nominal Diameter: DN40-DN800, 1-1/2 - 32 Inches
Pressure Range: 1.0-1.6MPa, PN10-PN16, Class 150 LB
End Connection: Wafer
Actuation Method: Manual, Worm Gear Actuator, Pneumatic Actuator, Electric Actuator
Applicable Media: Air, water, sewage, steam, coal gas, oil, etc.

The full rubber lined butterfly valve is composed of a rubber sealed butterfly valve and carbon steel or stainless steel valve plate and stem. It is suitable for regulating flow and cutting off media in pipelines at temperatures 80°C to 120°C, such as in food, pharmaceutical, chemical, petroleum, electric power, light industry, papermaking, etc.

Main Features

1. Simple design, reasonable structure, light weight, and fast operation.

2. Small torque, convenient operation, and labor-saving.

3. Can be installed in any position for easy maintenance.

4. The sealing element can be replaced, and the sealing performance can achieve bidirectional sealing without leakage.

5. The sealing material is resistant to aging and has strong corrosion resistance, with a long service life.

Manufacturing Standards

Design Standard: GB/T 2238-1989
Structural Length Standard: GB/T 12221-1999
Structural Length Standard: GB/T 9113.1-2000, GB/T 9115.1-2000, JB/T 78
Pressure Test Standard: GB/T 13927-1992, JB/T 9092-1999

Main Technical Parameters

Full Rubber Lined Wafer Butterfly Valve Dimension Table

Nominal Diameter

DN (mm)

DN50-DN800

Nominal Pressure

PN (MPa)

0.6

1.0

1.6

Test Pressure

Strength Test

0.9

1.5

2.4

Seal Test

0.66

1.1

1.76

Air Tightness Test

0.6

0.6

0.6

Part Name

Material

Valve Body

Ductile Iron, Cast Steel, Stainless Steel

Disc

Cast Steel, Stainless Steel, Special Materials

Seal Ring

Various Rubber, PTFE

Valve Stem

2Cr13, Stainless Steel

Stuffing Box

O-ring, Flexible Graphite

Sealing Material Selection and Applicable Temperature

Material

CR

NBR

EPDM

PTFE

SI

VITON

NR

PA

Part Number

X or J

XA or JA

XB or JB

F or XC, JC

XD or JD

XE or JE

X1

N

Maximum Temperature (°C)

82°C

93°C

150°C

232°C

250°C

204°C

85°C

93°C

Minimum Temperature (°C)

-40°C

-40°C

-40°C

-268°C

-70°C

-23°C

-20°C

-73°C

Applicable Working Temperature

0°C to +80°C

-20°C to +82°C

-40°C to +125°C

-30°C to +150°C

-70°C to +150°C

-23°C to +150°C

-20°C to +85°C

-30°C to +93°C

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