What accessories are available?

Available accessories include Positioner, Air Filteration, Pressure Reducing Valve, Transmitter, and Handwheel.

What is the lead time for orders?

The average lead time is 1 month during off-season and 1-3 months during peak season.

Pneumatic Diaphragm Sleeve Control Valve

Name: Pneumatic Diaphragm Sleeve Control Valve
Brand: Zhitai Technology Group Co., Ltd.
SKU: 861030685

Zhejiang, ChinaZhitai Technology Group Co., Ltd.

US$120.00-200.00

1 Piece

Product profile

Customization

Available

Temperature

Low/High/Normal Temperature

Certification

GS, CE, ISO9001

Model NO.

ZJHM

Standard

Connection Mode

Flange

Power

Pneumatic

Material

Stainless Steel

Type

Sleeve

Norminal Pressure

Pn16; Pn40; Pn64MPa

Manner

Single Seat Casting Ball Type Type

Transport Package

Wooden Packing

Specification

DN25~300mm

Trademark

Origin

China

HS Code

8481202000

Key features

High Stability Design: Sleeve guide structure with large guide area ensures excellent stability and reduces vibration.

Easy Online Maintenance: Internal parts can be quickly replaced online, saving manpower and time.

Low Noise Operation: Noise is approximately 10dB lower than ordinary single or double block valves.

Large Capacity: Designed for large flow rates with large allowable pressure difference capabilities.

Balanced Spool: Eliminates static uneven force on the disc for stable operation under high pressure difference.

Certified Quality: Products hold GS, CE, and ISO9001 certifications for reliability.

Precise Control: Supports 4-20mA signals for accurate continuous adjustment of fluid pressure and temperature.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceSelf-branded

Zhitai Technology Group Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/FactoryExport Year: 2011-12-03Nearest Port: NINGBOAverage Response Time: ≤11.81hTerms of Payment: T/TInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryZhitai Technology Group Co., Ltd. is a China-based manufacturer of pneumatic and industrial valves, operating in Zhejiang with 61 employees. It holds ISO9001:2015, ISO45001:2018, and ISO14001 certifications, and maintains documented procedures for supplier assessment, corrective actions, complaints, and finished-product inspection. The supplier offers OEM, ODM, 3D design, and multiple customization modes, supported by two R&D engineers and available design documentation. However, it reported no new products in the past year, no quality assurance in quality-control processes, no SDK, no overseas warehouse or showroom, and no Fortune 500 customer cooperation. It has inventory capability, valid manufacturing contracts with associated subcontractors, self-managed import/export rights, and 15 years of export experience. Financial credibility cannot be determined from the available non-financial evidence.

Supplier typeThe supplier is explicitly identified as a manufacturer/factory and a limited company located in Zhejiang, China. Its listed product scope covers pneumatic actuators and multiple industrial valve types, indicating direct manufacturing activity in the relevant product category.

CertificationsThe supplier holds ISO9001:2015, ISO45001:2018, and ISO14001 management-system certificates. These stated certifications provide explicit evidence of formal quality, occupational health and safety, and environmental management systems.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and customer complaints, while its technology engineers provide technical support for production and after-sales service. Written service-capability assessment procedures and records are also maintained, supporting a positive assessment.

Production capacityProduction-related evidence includes manufacturer status, documented finished-product inspection instructions, inventory capability, valid manufacturing contracts with associated subcontractors, 35 qualified service-capability suppliers, and one-month average lead times in both peak and off-season. The supplier also has self-managed import/export rights and 15 years of export experience, supporting an advantageous production and fulfillment assessment.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, flexible customization, 3D software design, ODM, and OEM services for popular brands. These multiple stated service modes demonstrate broad customization capability.

Product Q&A

Q:What is the nominal pressure range?

The nominal pressure options are PN16, PN40, and PN64MPa.

Q:What materials are used for the body?

The body material is Stainless Steel, available in grades 304, 316, and 316L.

Q:What are the main applications for this valve?

It is widely used in petroleum, chemical industry, electric power, metallurgy, and other industries, especially where large pressure difference and low leakage requirements exist.

Q:How does the valve handle air failure?

It offers two action modes: Air closing (B) where the valve opens upon air failure, and Air opening (K) where the valve closes upon air failure.

Q:What is the size range of the valve?

The nominal diameter (DN) ranges from 25mm to 300mm.