1 years warranty for all of our products. Gaskets or the easy broken parts are not included due to the different application for customers.

40 years in this industry. It makes us professional. Good credit in this market. All of our machines are the assurance of our responsibility.

1PCS MOQ is welcome for starting cooperatoon

Material certificate?

Material certificaite, mill certificate, pressure testing certificate, roughness certificate, measure certificate, RT certificate, ...Can be available, please declare when inquiry us.

Differential Pressure Sustaining Control Valve (GL800X)

Name: Differential Pressure Sustaining Control Valve (GL800X)
Brand: ZHEJIANG MENCROWN VALVE CO., LTD.
SKU: 836028385

Zhejiang, ChinaZHEJIANG MENCROWN VALVE CO., LTD.

US$50.00-400.00

1 Piece

Product profile

Customization

Available

Media

Water

Certification

ISO, CE

Model NO.

GL800X

Temperature

Ordinary Temperature

Connection

Flange

Valve Seat

Single-Seat

Structure

Diaphragm/ Piston

Material

Ci, Di, CS, Ss, Copper etc

Pressure Grade

Pn10, Pn16, Pn25, Pn40 (Cl150, Cl300)

Medium Applicable

Water, Oil etc

Temperature Applicable

≤80ºC

Transport Package

Bubble Plastic Paper + Plywood Case

Specification

DN50 ~ DN800

Trademark

KARFAR

Origin

China

Production Capacity

5.000PCS/Month

Key features

Automatic Pressure Regulation: Maintains constant pressure difference in HVAC systems without external actuators.

Anti-Backflow Protection: Extra non-return valve assembly closes automatically during backflow events.

Dual Actuation Options: Available in Diaphragm or Piston actuated types for diverse application needs.

Wide Material Selection: Body options include Cast Iron, Ductile Iron, Steel, Stainless Steel, and Copper.

Customizable Specifications: Pressure grades (PN10-40), media types, and temperature ranges are customizable.

Noise Reduction Design: Minimizes system noise and prevents equipment damage from excessive pressure.

Global Certification: Products certified with ISO9001, CE, and TS Pressure pipe components qualifications.

Low MOQ Support: Minimum Order Quantity starts at 1 piece, welcoming small trial orders.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export Experience

ZHEJIANG MENCROWN VALVE CO., LTD.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 26 Years CertifiedNearest Port: Ningbo Port; Shanghai PortAverage Response Time: ≤15h

About Our Factory & Business Background

AddressSanqiao Indusrial Park, Wenzhou, Zhejiang, China

Plant Area6217.9 square meters

Number of Employees29

Registered Capital53,400,000 RMB

Terms of PaymentLC, T/T, D/P, PayPal, Western Union, Small-amount payment

International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: within 15 workdays

Minimum Order Quantity1 Pc

Supply Chain Partners50

Our Production Capability & Technical Expertise

Main ProductsValve, Check Valve, Control Valve, Hydraulic Control Valve, Pressure Reducing Valve, Butterfly Valve, Gate Valve, Ball Valve, Globe Valve, Non-Slam Check Valve

Production Lines20

Production MachinesDrilling machine, CNC machine, vertical lathe, Lathe machine

QA/QC inspectors2 people

Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)

Inspection Method for Finished ProductsHave instructions and uniformly followed

R&D Engineers5 people

Traceability of Raw MaterialsYes

Our Industry Experience & Global Business Record

Year of Establishment1998-06-04

Main MarketsNorth America, South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Australia, Domestic

Repeat Buyers Choice50%~80%

Number of Foreign Trading Staff1

Overseas Agent/BranchNo

New Products Launched in Last yearNo

Our Certifications, Standards & Industry Recognition

Cooperated with Fortune 500No

Product Q&A

Q:Are you a trading company or factory?

We are a manufacturer factory and we also have our own exporting license.

Q:Do you have certificate?

Yes, ISO, CE certificate. We also have some patents in design.

Q:How do you control the quality?

In quality control, problem may lie in every aspects, but the most important is to avoid leaking problem. In our factory, 3 spectro PMI machines are used in raw material warehouse, production plant, dispatch plant. Pressure inspecting machine, PMI machines, Body strength test machine, Air test machine...All machines help in inspection. 2 staff do water pressure testing twice, before resin epoxy coating and after essembly. 5 quality control staffs inspect the finished productions to avoid shortag

Q:If there is any quality problem, how do you solve it?

We are very proud that we never make one customer leave us. We are not 100% perfect, there is some quality problem. Normally replacement, or compensation, or resend goods to customers as per the condition. To be discussed as per condition.

Q:How long is your delivery time?

For normal products in 15 days; For bulk order, in 20-30 days. It depends.