Can the valve be customized?

Yes, we offer customization for sizes (1.5 to 48 inches), pressure classes (150lb to 600lb), and specific application fields.

What is the minimum order quantity?

The minimum order quantity is 1 unit.

API Butterfly Valve Wafer/Lug Type Centre Sealing Rubber Lining Butterfly Valve

Name: API Butterfly Valve Wafer/Lug Type Centre Sealing Rubber Lining Butterfly Valve
Brand: Zhejiang Naibang Valve Co., Ltd.
SKU: 2150500815

Zhejiang, ChinaZhejiang Naibang Valve Co., Ltd.

US$100.00

5-99 Pieces

US$5.00

100+ Pieces

Product profile

Customization

Available

Driving Mode

Manual

Connection Form

Wafer

Model NO.

D71F

Structure

Centre Sealing

Seal Form

Force Sealed

Valve Stem

Normal

Work Pressure

Low Pressure (Pn<1.6mpa)

Working Temperature

Medium Temperature (120°C<T<450°C)

Material of Seal Surface

Soft Sealed

Valve Body

Casting

Application

Industrial Usage, Water Industrial Usage

Size

1 1/2" to 48"

Class

150lb to 600lb

Certificates

API 6D, CE, ISO9001

Application Fields

Metallurgy,Light Industrial,Electric Power,Petroch

Delivery Detail

20~45 Days According to The Specific Quantities

Transport Package

Standard Export Wooden Case

Specification

API598, API6d, ANSI, Bs, DIN, JIS

Trademark

NAIBANG

Origin

China

HS Code

8481804090

Production Capacity

8000PCS/Year

Key features

API 609 Compliance: Designed and manufactured strictly according to API 609 and MSS SP-67 standards.

Elastic Sealing Technology: Synthetic rubber seat creates elastic deformation for tight sealing under pressure.

Wide Size Range: Available in nominal diameters from 2 inches to 48 inches (DN15-DN1200).

Flexible Connection Types: Supports Wafer and Lug connection forms for versatile installation options.

Durable Material Options: Body available in Cast Iron, Ductile Iron, WCB, LCB, CF8, CF8M, and Duplex.

Multiple Actuation Modes: Operable via Handle, Gear, or Electric actuator for various control needs.

Customizable Specifications: Sizes from 1.5 to 48 inches and classes 150lb to 600lb are customizable.

OEM/ODM Services: Supports customization from samples and designs with professional engineering.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceIn-stock Capacity

Zhejiang Naibang Valve Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 24 Years CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤7.43h

AI-Powered supplier vetting

SummaryThe supplier is an industrial valve manufacturer serving power, wastewater, construction, petroleum-chemical, metallurgy, fertilizer, paper, and pharmaceutical applications. It provides OEM and ODM services, customization from samples and designs, in-stock capability, and documented complaint-handling and supplier-assessment procedures. Production resources include five production lines and multiple machining, grinding, coating, and inspection facilities, although quality-control staffing is below five. The supplier holds ISO9001:2015 certification and reports regular fire drills. Limitations include no overseas agents, branches, warehouses, or showrooms; no participation in offline trade shows; no available SDK; no new products in the past year; and no valid manufacturing-capacity contract with associated subcontractors. Financial evidence is insufficient for a credibility assessment because the provided entries identify years but contain no substantive financial indicators.

Supplier typeThe supplier is an industrial valve manufacturer with OEM capability for well-known brands, machining and finishing equipment, five production lines, and applications spanning power stations, wastewater treatment, construction, petroleum-chemical, metallurgy, fertilizer, paper, and pharmaceutical industries. This supports classification as an industrial valve manufacturing supplier rather than a purely trading or service company.

CertificationsThe supplier reports an ISO9001:2015 certificate and other certification, and states that quality assurance exists in its quality-control processes. However, the specific identity of the additional certification is not provided.

Production capacityThe supplier reports five production lines, extensive equipment including CNC, lathes, grinding, drilling, boring, painting, cutting, polishing, and sand-blasting machines, documented finished-product inspection instructions, inventory capability, and a typical peak-season fulfillment time of one month. However, it lacks a valid manufacturing-capacity contract with associated subcontractors, creating a documented capacity-management weakness.

Customization capabilityThe supplier explicitly provides customization from samples and designs and also offers ODM services. These statements directly support capability for customized product development and manufacturing.

Client casesThe supplier states that its products have been used in domestic large power-station projects and across wastewater treatment, urban construction, petroleum-chemical, oil extraction, metallurgy, fertilizer, paper, and pharmaceutical applications, with exports to many countries and regions. It also reports OEM service for well-known brands, although no customer names or independently verifiable case details are provided.

Product Q&A

Q:What standards does this butterfly valve meet?

The valve is designed and manufactured in compliance with API 609, MSS SP-67, and GB/T 12238 standards.

Q:What is the sealing mechanism of this valve?

It uses a centre sealing design where the butterfly plate's sealing face extrudes a synthetic rubber seat, creating elastic deformation to ensure tightness.

Q:What materials are available for the valve body?

The valve body can be made from Cast Iron, Ductile Iron, A216 WCB, A352 LCB, A351 CF8, CF8M, CF3, CF3M, or Duplex steel.

Q:What is the nominal diameter range?

The product range covers nominal diameters from 2 inches to 48 inches (DN15 to DN1200).

Q:What pressure classes are supported?

The valve supports pressure ranges from Class 150 to 600 (PN16 to PN100).