What is the controlling range of the valve?

With a positioner, the controlling range is 30:1, providing precise flow regulation capabilities.

What industries is this valve suitable for?

It is widely used in petroleum, chemical, pharmaceutical, metallurgical, and power plant industries.

Quick Open Type Double Seated Pneumatic Flow Control Valve with Top Handwheel

Name: Quick Open Type Double Seated Pneumatic Flow Control Valve with Top Handwheel
Brand: Goole Valve technology Co., Ltd.
SKU: 2001560545

Zhejiang, ChinaGoole Valve technology Co., Ltd.

US$1.00

1 Piece

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Nominal Diameter

DN20~400mm\Nps3/4~16

Pressure Rating

Pn16~100\Class150~600

Model NO.

GAZJHN

Applicable Temperature Range

-196 Deg C~+566 Deg C

Valve Body Type

Straight-Through Type, Angle Type

Actuator Type

Pneumatic Diaphragm Actuator, Pneum

Material

Wcb, CF8, CF8m

Connection

Flanged, Butt Welded

Transport Package

Plywood Case

Specification

CE, SGS

Trademark

GOOLE, OEM

Origin

Wenzhou, Zhejiang, China

HS Code

8481804090

Production Capacity

50, 000 PCS/Year

Key features

Balanced Double Seat Design: Double seats reduce unbalanced pressure, ensuring stable control for gas and liquid media.

Precise Flow Control: Offers Linear, Equal Percentage, or Quick Opening characteristics with a controlling range of 30:1.

High Leakage Resistance: Achieves leakage rate of less than 0.5% x Kv for tight shut-off and reliable performance.

Versatile Actuator Options: Equipped with multi-spring diaphragm actuators, available in air-to-close or air-to-open modes.

Robust Material Construction: Constructed from WCB, CF8, CF8m, and stainless steels for durability in harsh industrial environments.

Flexible Connection Types: Available in Flanged and Butt Welded connections to fit various pipeline systems.

Integrated Accessories: Comes with positioners and top handwheels for manual operation and precise positioning.

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: ≤4.89hTerms 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.