What are the available connection forms?

Connection forms include centerline, lug, and flanged designs, which can be selected according to specific operating conditions and pipeline requirements.

Flange End Double Offset Soft Seat Butterfly Valve Manual Driven Pn1.6MPa Chemical Industry Piping Control

Name: Flange End Double Offset Soft Seat Butterfly Valve Manual Driven Pn1.6MPa Chemical Industry Piping Control
Brand: Haikou Shengyano International Trade Co., Ltd.
SKU: 2332082005

Hainan, ChinaHaikou Shengyano International Trade Co., Ltd.

US$20.00-200.00

1 Piece

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

Media

Water,Gas,Oil

Driving Mode

Pneumatic

Model NO.

DN40-2000

Connection Form

Flange

Structure

Centre Sealing

Seal Form

Force Sealed

Work Pressure

Pn10,Pn16

Working Temperature

Normal Temperature (-40°C<T<120°C)

Material of Seal Surface

Soft Sealed

Valve Body

Casting

Application

Water Industrial Usage

OEM

Accepted

Body Materials

Ductile Iron, Carbon Steel, Stainless Steel

Disc Materials

Ductile Iron, Carbon Steel, Stainless Steel

Seat Materials

NBR, FPM, PTFE

Transport Package

Wooden Box

Specification

DN40-DN2000

Trademark

SEN

Origin

Wuxi

Production Capacity

200000/Year

Key features

Double Offset Design: Stem axis offset from disc and body center for quick disengagement and reduced wear.

Up to 1 Million Cycles: Low-friction operation enables long service life suitable for high-frequency switching.

Zero Leakage Capability: Pressure-assisted self-sealing effect ensures tight shutoff for high reliability.

Pneumatic Automation Ready: Compatible with pneumatic actuators for remote and automated control systems.

Multiple Material Options: Body and disc available in Ductile Iron, Carbon Steel, and Stainless Steel.

Company profile

Haikou Shengyano International Trade Co., Ltd.Hainan, China

CertifiedBusiness Type: Trading CompanyExport Year: 2025-12-01Nearest Port: shanghaiAverage Response Time: ≤0.60hTerms of Payment: T/TInternational Commercial Terms(Incoterms): FOB, EXW, DDP, DAP

About Our Factory & Business Background

AddressRoom 1807, Unit A, Building 5, Plot A1001, Yajule Golden Bay Health Education New Town Project, No. 3 Jinsha Bay Road, Xixiu Town, Xiuying District, Haikou City

Registered Capital500,000 RMB

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: 1-3 months

Our Production Capability & Technical Expertise

Main ProductsPneumatic Actuator, Pneumatic Valve, Valve, Ball Valve, Butterfly Valve

Our Industry Experience & Global Business Record

Year of Establishment2026-05-11

Main MarketsNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe

Product Q&A

Q:Are you a manufacturer or trading company?

We are a professional valve manufacturing factory with independent workshops, CNC production lines, and complete testing equipment, supporting OEM & ODM without middleman markup.

Q:What customization services are available?

We offer body engraving, logo printing, customized packaging, material upgrades, dimension modifications, and actuator matching. New molds can be developed based on your drawings.

Q:What certifications and documents are provided?

We provide Material Test Certificates (MTC), hydrostatic test reports, and factory inspection certificates. CE, ISO, WRAS, DNV, CO, and FORM A are available upon request.

Q:How is the product packaged and shipped?

Valves are packed with bubble wrap, inner boxes, and export cartons or wooden cases. We support FOB, CIF, and DDP terms via sea, air, or express freight.

Q:What is the warranty period for the valve?

The warranty is 18 months from shipment or 12 months after installation (whichever comes first). It covers factory production defects but excludes damage from incorrect installation or over-limit conditions.