What is the leakage rate performance?

The leakage rate is less than 0.5% x Kv when equipped with a positioner.

What are the main applications for this valve?

It is widely used in petroleum, chemical, pharmaceutical, metallurgy, and power plants.

Pneumatic Double Seated Flow Regulator (GAZJHN)

Name: Pneumatic Double Seated Flow Regulator (GAZJHN)
Brand: Goole Valve technology Co., Ltd.
SKU: 792446045

Zhejiang, ChinaGoole Valve technology Co., Ltd.

US$1.00

1 Piece

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Actuator

Pneunamic

Model NO.

GAZJHN

Connecting Type

Flange

Material

Wcb, Ss304, Ss316, Ss316L,Ss304L

Medium

Gas,Liquid,Steam,etc.

Usage

Flow Control

Application

Petroleum, Chemical, Metallurgy, etc.

Applicable Temperature Range

-20 Deg C ~ 200deg C, or -40 Deg C ~ 450 Deg C

Size

Dn25-Dn300

Pressure

Pn1.6-Pn10.0MPa or Class 150lb - Class 600lb

Transport Package

Plywood Case

Specification

ISO 9001

Trademark

Goole or OEM

Origin

Wenzhou, Zhejiang, China

HS Code

8481804090

Production Capacity

10000PCS/Year

Key features

Balanced Double-Seat Design: Features double seats for small unbalanced pressure, ensuring stable flow control.

High-Grade Material Options: Constructed from WCB, SS304, SS316, SS316L, and SS304L for durability.

Precise Flow Control: Offers Linear, Equal Percentage, or Quick opening Cv characteristics for accuracy.

Versatile Pressure Ratings: Supports PN1.6-PN10.0MPa or Class 150lb-600lb for various industrial needs.

Broad Application Scope: Ideal for petroleum, chemical, metallurgy, and power plants handling gas/liquid.

Flexible Actuator Types: Multi-spring diaphragm actuator with air-to-close or air-to-open options.

Low Leakage Performance: Achieves leakage rate of less than 0.5% x Kv for tight shut-off.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export Experience

Goole Valve technology Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2009-07-09Nearest Port: Ningbo, ShanghaiAverage Response Time: ≤5.61hTerms of Payment: LC, T/T, Western Union, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, DDP, DAP

AI-Powered supplier vetting

SummaryThe supplier manufactures specialized equipment for oil refining and chemical production and also conducts hardware product manufacturing, research and development, sales, and related services. It reports ISO 9001 and ISO 14001 certification, two production lines, six to ten quality-control staff, and six to ten years of total R&D engineer experience. The supplier offers broad customization, OEM, and ODM services, with documented inspection, corrective-action, complaint-handling, and traceability procedures. Export experience is stated as 15 years, with 51%–70% of total sales from exports and self-operated import/export rights. However, it has no overseas agents or branches, warehouses, showrooms, or SDK availability; it also reports no new products in the past year and no valid manufacturing-capacity contract with related subcontractors. Customer cases are not specifically provided.

Supplier typeThe stated business scope includes manufacturing and sales of specialized equipment for oil refining and chemical production, hardware product manufacturing, hardware R&D, and ferrous metal casting. The company description also covers material purchasing, production, inspection, delivery, and after-sales service, indicating a manufacturer with integrated related operations.

CertificationsThe supplier reports holding ISO 9001 and ISO 14001 certifications. These are explicit certifications relevant to quality and environmental management systems.

After-Sales capabilityThe supplier states that its operations include after-sales service and has clear, followed procedures and records for handling customer complaints and corrective and preventive actions. However, it reports no overseas agents or branches and offers overseas services in zero countries, which limits directly evidenced overseas service coverage.

Production capacityThe supplier operates two production lines, maintains six to ten quality-control staff, has in-stock service capacity, and uses documented inspection, supplier assessment, corrective-action, complaint-handling, quality-assurance, and material-traceability procedures. Nevertheless, it reports no valid contract with associated subcontractors for manufacturing capacity, creating a documented weakness in subcontracting governance.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. It also provides OEM services for well-known brands and ODM services, demonstrating broad stated customization and manufacturing-design support.