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Ultra High-Purity SS316 VCR Thread Pneumatic Diaphragm Valve for Semiconductor 6n

Ultra High-Purity SS316 VCR Thread Pneumatic Diaphragm Valve for Semiconductor 6n

Ultra High-Purity SS316 VCR Thread Pneumatic Diaphragm Valve for Semiconductor 6n

Ultra High-Purity SS316 VCR Thread Pneumatic Diaphragm Valve for Semiconductor 6n

Ultra High-Purity SS316 VCR Thread Pneumatic Diaphragm Valve for Semiconductor 6n

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Ultra High-Purity SS316 VCR Thread Pneumatic Diaphragm Valve for Semiconductor 6n

Ultra High-Purity SS316 VCR Thread Pneumatic Diaphragm Valve for Semiconductor 6n

Ultra High-Purity SS316 VCR Thread Pneumatic Diaphragm Valve for Semiconductor 6n

Ultra High-Purity SS316 VCR Thread Pneumatic Diaphragm Valve for Semiconductor 6n

Ultra High-Purity SS316 VCR Thread Pneumatic Diaphragm Valve for Semiconductor 6n

Ultra High-Purity SS316 VCR Thread Pneumatic Diaphragm Valve for Semiconductor 6n

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Product Description

Basic Information

Model NO.

WV4

Actuator

Pneumatic

Connection

Male Thread VCR Connector

Material

Stainless Steel

Structure

Global Diaphragm Valve

Pressure

Low Pressure

Flow Direction

Left Input, Right Output

Function

Shut off

Standard

GB, ANSI

Port Size

1/4"

Surface Roughness

Ep-Grade Ra0.13um

Working Pressure

150psig (10bar)

Packaging & Delivery

Package Size

15.00cm * 15.00cm * 15.00cm

Gross Weight

1.500kg

Export Packaging Standard: Double-layer plastic bag, vacuum inside, plastic packaging outside + white carton + cardboard box.

Technical Specification

Port Dimension	1/4'' , 3/8''
Flow Coefficient	Cv=0.27
Internal Diameter (ID)	0.16in. (4.1mm)
Maximum Working Pressure	Manual: 20bar (300psig) \| Pneumatic: 10bar (150psig)
Actuator Working Pressure	4.2~6.2bar (60~90psig)
Working Temperature	PCTFE: -23~65ºC \| PFA: -23~150ºC
Leakage Rate (Helium)	Inside & Outside: ≤1×10^-9 mbar.l/s
Clean Process	BA: Standard cleaning \| EP: Electrolytic polishing Ra0.13μm

Pneumatic Diaphragm Valve Dimensions

Pneumatic Diaphragm Valve Technical Drawing

Ultra High-Purity Valve Structure

Key Features

Metal to metal seal provides leak-free service in vacuum to high pressure range.

Small internal volume for complete purging of the flow path.

Fully wrapped seat design with superior anti-expansion capabilities.

Nickel-cobalt alloy diaphragm for higher durability and corrosion resistance.

Standard roughness Ra0.25μm (BA) or electrolytically polished Ra0.13μm (EP).

Pneumatic valve life tested up to 3 million cycles.

Pneumatic Actuator Diagram

Detailed Photos

Valve Close up 1

Valve Close up 2

Certifications

ISO Certification

CE Certification

Manufacturing Excellence

Clean Room Assembly

Production Line

Testing Facility

Quality Control

Warehouse

Frequently Asked Questions

What are the available payment methods?

We accept T/T, Western Union, Paypal, credit cards, and trade assurance.

What is the Minimum Order Quantity (MOQ)?

Most products are in stock with an MOQ of 1 piece. We can accommodate various quantity requirements.

Which certifications do the products hold?

Our products are certified with ISO9001, CE, and RoHS.

What is the standard delivery time?

Typically, the delivery time is between 1 to 2 weeks.

Are all goods tested before delivery?

Yes, 100% of products pass pressure and helium leak detection tests (leakage rate ≤10^-9 mbar.l/s).

What materials are used for the valve body and diaphragm?

The body uses SEMI standard 316L (VAR or VIM-VAR optional), and diaphragms are made from Hastelloy or nickel-cobalt alloys.

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