Configuration

NO.

Part name

NO.

Part name

1

Holder

6

Disc

2

Stainless Steel bar

7

Seal

3

Knob (handle ball)

8

Bushing

4

Screw bolt

9

Plastic plug

5

Body

Torque

1

<1 m/kg

2.5

1.5 m/kg

1.5

<1 m/kg

3

2.0 m/kg

2

1.3 m/kg

4

3.1 m/kg

Technical Data

Material

Body

SS304 or SS316L (forged)

Handle

* SS304 Solid bar with phenolic knob for 3 position or 4 position.

* Original stainless steel SS304 gripper bar for 4 position.

* Nylon 6 + reinforce glass fiber handle with SS304 gripper bar or all SS304 handle for 12 position.

Knob

Phenolic or SS304

Seal

Silicone, EPDM and Viton is available

Operation

* Pull handle 3 position or 4 position.

* Gripper handle 4 position or 12 position.

Range of control systems

Available for air actuators or manually operate.

Size

Usually DN25-DN100 & 1" - 4", any size is demandable.

Fitting ends

Welding, Male, Clamp, Liner and Water flange

Standard

DIN, SMS, ISO, 3A, IDF, RJT , BS ...etc.

Working pressure

-0.9 to 20 Bar for forged body.

Working temperature

-10 o C up to 150 o C.

Safety

100% 6kgf/cm2 air or 25kgf/cm2 hydraulic and 300k times cycle test.

Seal Material Properties

Property

EPDM

NEOPRENE

VITON

SILICONE

Temperature

-55 to 275F

-40 to 225 F

-20 to 400F

-80 to 450 F

Acid Resistance

Good-Excellent

Good

Good

Good

Alkali Resistance

Good-Excellent

Fair-Good

Poor-Good

Poor-Good

Petroleum Oil Resistance

Poor

Excellent

Excellent

Good

Vegetable Oil Resistance

Good

Good

Excellent

Good

Abrasion Resistance

Good-Excellent

Good

Good

Good-Excellent

Compression Set

Fair

Good

Good-Excellent

Good-Excellent