Nai-Lok 1/4 Face Seal Diaphragm Valve High Purity for Low and High Pressure Helium Leak Tested

• Customization: Available
• Media: Gas
• Certification: ISO
• Model NO.: Diaphragm valve
• Temperature: Ordinary Temperature
• Connection: Thread
• Valve Seat: Single-Seat
• Structure: Spring Diaphragm
• Material: Stainless Steel
• Keyword: UHP Pressure Regulator
• Power: Manual
• Size: 1/4''face Seal Female1/4inch
• Province: Shanghai
• MOQ: 20
• Pressure: 1 MPa
• Body Material: Stainless Steel 316L
• Diaphragm: Nickel Cobalt Alloy
• Connection Method: Face Seal Male / Female
• Suitable Gas: High Purity Gas
• Application: Semiconductor/UHP Gas
• Type: Single Stage
• Seat Packing: PCTFE
• Transport Package: Box Packing, Carton Box, Wooden Case
• Specification: 1/4-1/2
• Trademark: NAI-LOK
• Origin: China
• HS Code: 8481100090
• Production Capacity: 10000/Month
• Package Size: 30.00cm * 20.00cm * 12.00cm
• Package Gross Weight: 2.000kg

Product Description

NAI-LOK 1/4 Face Seal Diaphragm Valve High Purity for Low and High Pressure Helium Leak Tested

Product Description

The NAI-LOK 1/4 Inch Face Seal Diaphragm Valve represents the pinnacle of contamination-free flow control for critical high-purity applications. Engineered with a unique face seal design and constructed from certified materials, this valve ensures absolute process integrity from vacuum to high-pressure service. Each valve undergoes rigorous 100% helium leak testing to guarantee leak-tight performance exceeding standard industry requirements. The compact design and ultra-smooth internal surface make it ideal for pharmaceutical, biotech, and semiconductor processes where purity and reliability are paramount.

NAI-LOK Low pressure diaphragm valve
 

^{|.SS316L construction}

^{||.Excellent finish level of wetted areas with NAI-LOK's own electro polish process}

^{|||.For ultra-pure,flammable,or toxic fluid lines in semiconductor}

^{||||. All valves are helium leak tested}

Product Parameters

Pressure	1 MPA
Size	1/4", 3/8", 1/2"
Material	stainless steel(316L)
Diaphragm	Nickel-cobalt alloy
Flow Coefficient(cv)	0.09
Connection	F4=1/4 Inch face seal female M=1/4 Inch face seal male Tube weld stub available

Detailed Photos