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Proval Industrial Co., Ltd.

Proval Industry company was established in 1987, the two-piece ball valve and related parts were used as the main axis. The three-piece, one-piece and related product types were successively launched, and new products were commissioned by customers. We expanded our production scale and extend our new factory in six years ago.

Phone +886-4-26816566
Fax +886-4-26815279
Country Taiwan
Website Google Map Products Inquire Now

Products

There are 26 Results of「All Categories

2PC Ball Valve

Proval

2PC Ball Valve

2PC Ball Valve

A206(1/4”-2”)

Taiwan

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Proval

2PC Ball Valve

2PC Flanged Ball Valve

M210 (1/2”-12”)

Taiwan

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3 Way Ball Valve

Proval

3 Way Ball Valve

3 Way Ball Valve

M333(1/4”-2”)

Taiwan

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Proval

3 Way Ball Valve

3 Way Ball Valve

M516.525(1/4”-4”)

Taiwan

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3PC Ball Valve

Proval

3PC Ball Valve

3PC Ball Valve

F314(1/2”-4”)

Taiwan

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Proval

3PC Ball Valve

3PC Ball Valve

M360(1/2”-6”)

Taiwan

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Proval

3PC Ball Valve

3PC Threaded / Welded Ball Valve

M301 (1/4”-6”)

Taiwan

More

4 Way Ball Valve

Proval

4 Way Ball Valve

5PC Four Way Valve

M532(1/4”-4”)

Taiwan

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Automation System

Proval

Automation System

Actuators SUS

Taiwan

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Ball Valve

Proval

Ball Valve

1PC Ball Valve

A102(1/4”-2”)

Taiwan

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Proval

Ball Valve

Cryogenic Flange Ball Valve

Taiwan

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Proval

Ball Valve

Hard Seal Ball Valve

Taiwan

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Proval

Ball Valve

Ball Valve

G930

Taiwan

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Proval

Ball Valve

1PC Ball Valve

A103(1/4”-2”)

Taiwan

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Proval

Ball Valve

2PC Ball Valve

A201 (1/4”-3”)

Taiwan

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Customized Valves

Proval

Customized Valves

Customized Valves

Taiwan

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Directional Control Valves

Proval

Directional Control Valves

3 Way Ball Valve

M333(1/4”-2”)

Taiwan

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Electric Actuators

Proval

Electric Actuators

Actuators SUS

Taiwan

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Flanged Ball Valve

Proval

Flanged Ball Valve

2PC Flange End Ball Valve

M216 (1/2”-12”)

Taiwan

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Heat Preservation Ball Valve

Proval

Heat Preservation Ball Valve

Heat Preservation Ball Valve

Taiwan

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Industrial Valve

Proval

Industrial Valve

1PC Ball Valve

A102(1/4”-2”)

Taiwan

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Proval

Industrial Valve

2PC Ball Valve

A201 (1/4”-3”)

Taiwan

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Investment Casting

Proval

Investment Casting

Precision Casting

Taiwan

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Manual Valve

Proval

Manual Valve

2PC Ball Valve

A201 (1/4”-3”)

Taiwan

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Mechanical Valves

Proval

Mechanical Valves

Wafer Tpye Flanged Ball Valve

W116 (1/2”-6”)

Taiwan

More
Proval

Mechanical Valves

3PC Ball Valve

E301 (1/4”-4”)

Taiwan

More

Modular Valves

Proval

Modular Valves

1PC Ball Valve

A103(1/4”-2”)

Taiwan

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Pneumatic Actuators

Proval

Pneumatic Actuators

Actuators SUS

Taiwan

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Pneumatic Valves

Proval

Pneumatic Valves

Actuators SUS

Taiwan

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PVC Ball Valve

Proval

PVC Ball Valve

1PC Ball Valve

A102(1/4”-2”)

Taiwan

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Sanitary Ball Valve

Proval

Sanitary Ball Valve

Ball Valve

M301K

Taiwan

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Tri Clamp Ball Valve

Proval

Tri Clamp Ball Valve

Ball Valve

M301K

Taiwan

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Valve Accessories

Proval

Valve Accessories

Valve Accessories

Taiwan

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Valves

Proval

Valves

1PC Ball Valve

A102(1/4”-2”)

Taiwan

More
Proval

Valves

3 Way Ball Valve

M333(1/4”-2”)

Taiwan

More
Proval

Valves

2PC Ball Valve

A206(1/4”-2”)

Taiwan

More
Proval

Valves

3PC Ball Valve

F314(1/2”-4”)

Taiwan

More
Proval

Valves

3PC Ball Valve

M360(1/2”-6”)

Taiwan

More
Proval

Valves

5PC Four Way Valve

M532(1/4”-4”)

Taiwan

More
Proval

Valves

Cryogenic Flange Ball Valve

Taiwan

More
Proval

Valves

Hard Seal Ball Valve

Taiwan

More
Proval

Valves

Ball Valve

G930

Taiwan

More
Proval

Valves

1PC Ball Valve

A103(1/4”-2”)

Taiwan

More
Proval

Valves

3 Way Ball Valve

M516.525(1/4”-4”)

Taiwan

More
Proval

Valves

Valve Accessories

Taiwan

More
Proval

Valves

Wafer Tpye Flanged Ball Valve

W116 (1/2”-6”)

Taiwan

More
Proval

Valves

Actuators SUS

Taiwan

More
Proval

Valves

Actuators SUS

Taiwan

More
Proval

Valves

2PC Flanged Ball Valve

M210 (1/2”-12”)

Taiwan

More
Proval

Valves

2PC Ball Valve

A201 (1/4”-3”)

Taiwan

More
Proval

Valves

Actuators SUS

Taiwan

More
Proval

Valves

3PC Threaded / Welded Ball Valve

M301 (1/4”-6”)

Taiwan

More
Proval

Valves

Customized Valves

Taiwan

More
Proval

Valves

2PC Flange End Ball Valve

M216 (1/2”-12”)

Taiwan

More
Proval

Valves

3PC Ball Valve

E301 (1/4”-4”)

Taiwan

More
Proval

Valves

Actuators SUS

Taiwan

More
Proval

Valves

Ball Valve

M301K

Taiwan

More
Proval

Valves

Heat Preservation Ball Valve

Taiwan

More
Proval

2PC Ball Valve

2PC Ball Valve

A206(1/4”-2”)

Taiwan

More
Proval

2PC Ball Valve

2PC Flanged Ball Valve

M210 (1/2”-12”)

Taiwan

More
Proval

3 Way Ball Valve

3 Way Ball Valve

M333(1/4”-2”)

Taiwan

More
Proval

3 Way Ball Valve

3 Way Ball Valve

M516.525(1/4”-4”)

Taiwan

More
Proval

3PC Ball Valve

3PC Ball Valve

F314(1/2”-4”)

Taiwan

More
Proval

3PC Ball Valve

3PC Ball Valve

M360(1/2”-6”)

Taiwan

More
Proval

3PC Ball Valve

3PC Threaded / Welded Ball Valve

M301 (1/4”-6”)

Taiwan

More
Proval

4 Way Ball Valve

5PC Four Way Valve

M532(1/4”-4”)

Taiwan

More
Proval

Automation System

Actuators SUS

Taiwan

More
Proval

Ball Valve

1PC Ball Valve

A102(1/4”-2”)

Taiwan

More
Proval

Ball Valve

Cryogenic Flange Ball Valve

Taiwan

More
Proval

Ball Valve

Hard Seal Ball Valve

Taiwan

More
Proval

Ball Valve

Ball Valve

G930

Taiwan

More
Proval

Ball Valve

1PC Ball Valve

A103(1/4”-2”)

Taiwan

More
Proval

Ball Valve

2PC Ball Valve

A201 (1/4”-3”)

Taiwan

More
Proval

Customized Valves

Customized Valves

Taiwan

More
Proval

Electric Actuators

Actuators SUS

Taiwan

More
Proval

Flanged Ball Valve

2PC Flange End Ball Valve

M216 (1/2”-12”)

Taiwan

More
Proval

Heat Preservation Ball Valve

Heat Preservation Ball Valve

Taiwan

More
Proval

Investment Casting

Precision Casting

Taiwan

More
Proval

Mechanical Valves

Wafer Tpye Flanged Ball Valve

W116 (1/2”-6”)

Taiwan

More
Proval

Mechanical Valves

3PC Ball Valve

E301 (1/4”-4”)

Taiwan

More
Proval

Pneumatic Actuators

Actuators SUS

Taiwan

More
Proval

Pneumatic Valves

Actuators SUS

Taiwan

More
Proval

Sanitary Ball Valve

Ball Valve

M301K

Taiwan

More
Proval

Valve Accessories

Valve Accessories

Taiwan

More
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