Công ty Tăng Minh Phát Việt Nam là Nhà phân phối của hãng Barksdale tại Việt Nam. Chúng tôi chuyên cung cấp các loại Van công nghiệp (Series I và Series II) chính hãng Barksdale giá cạnh tranh:

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Series II Valves

Description

Barksdale's patented Series II valve provides an optimal solution by combining the dependable features of our heavy duty Shear-Seal® valves with the reliability of a rack and pinion pilot actuator, all in one integrated package. With the ability to handle high velocity flows at pressures up to 6000 psi and tolerate contaminated media, the Series II valve becomes the choice for the toughest applications.

Features

• Original Shear-Seal® technology
• Air or hydraulic integrated actuator
• 2- and 3-position
• Superior shifting performance
• High velocity flow
• Compact design
• Corrosion resistant materials
• Position indication

Technical specifications General Specifications*

- Main Valve Working Pressure: Hydraulic up to 3,000 or 6,000 psi (206 bar or 413 bar)
Air up to 4,000 psi (276 bar) Back Pressure: Must not exceed 250 psi (17.2) bar at return port for satisfactory operation Proof Pressure: 1-1/2 times working pressure except at return port Burst Pressure: 2-1/2 times working pressure except at return port (3,000 psi [206 bar]) Pressure Drop (all Valves): See supplemental guide for detailed information Porting: 1/4”, 3/8”, 1/2”, 3/4”, 1”, & 1-1/2” NPT Standard (SAE J1926 Option) Media Temperature Range: -40° to +250°F (-40° to +121°C) Handle Detent: All valves have 3-position detents for manual shift to Center position Panel Mounting: Standard for 1/4”- 1/2” valves Refer to sales drawings for 1” & 1-1/2” valves Wetted Materials:
Body:
Shaft:
Rotor & Seals:
Standard O-Rings:
Al-Ni bronze
Stainless steel
400 series stainless steel
Buna N External:
Housing:
Hardware:
Handle & Detent Disc:
Al-Ni Bronze
Stainless Steel
Stainless Steel - Pilot Actuator Working Pressure:
Air:

Hydraulic:
80 psi (5.2 bar) minimum
250 psi (17.2 bar) maximum
500 psi (34 bar) minimum
1,500 psi (103 bar) maximum Porting: 1/4”- 18 NPT (2) Media Temperature Range: -40° to +250°F (-40° to +121°C Speed of Operation: Greater than or equal to 1/2 second to avoid damage. Materials:
Cylinder:



End Plate:


Hardware:
Air -Amalga (Std.)
Air -Stainless steel (Opt.)
Hydraulic - Stainless steel (Std.)

Stainless steel 1/4”, 3/8”, 1/2”
Al-Ni Bronze 3/4” 1” & 1-1/2”

Stainless steel