What standards do the pressure tests follow?

Pressure tests comply with standard GB/T13927.

Can the valve be used for negative pressure protection?

Yes, it opens the exhaust port to let in atmospheric pressure when negative pressure is generated.

Durable Exhaust Valve Protecting Pipeline Systems From Gas Accumulation

Name: Durable Exhaust Valve Protecting Pipeline Systems From Gas Accumulation
Brand: Hebei Zhongji Heavy Industry Valve Co., Ltd.
SKU: 920887495

Hebei, ChinaHebei Zhongji Heavy Industry Valve Co., Ltd.

US$10.00-59.00

20 Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Type

Compound Exhaust Valve

Material

Casting, Grey Iron

Model NO.

Air Vent

Certification

ISO9001

Transport Package

Wooden Case

Specification

DN40-DN500

Trademark

Origin

Hebei, China

Key features

Durable Material: Constructed from cast ductile iron and grey iron for long-lasting performance.

ISO9001 Certified: Manufacturing process meets international ISO9001 quality standards.

High Pressure Rating: Maximum working pressure up to 10 bar with sealing test at 1.1 MPa.

Wide Temperature Range: Maximum operating temperature for water up to 110 degrees Celsius.

Standard Compliance: Pressure tests and flanges comply with GB/T13927 and GB/T17241.6-98 standards.

Maintenance Friendly: Can be used with partition valves to facilitate easy maintenance.

Fast Delivery: Off-season lead time within 15 workdays; peak season within one month.

Company profile

Hebei Zhongji Heavy Industry Valve Co., Ltd.

Hebei, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2020-06-25Nearest Port: tianjin portAverage Response Time: ≤4.03hTerms of Payment: T/T, PayPalInternational Commercial Terms(Incoterms): FOB, CIF