What are the available pressure classes and sizes?

Class 150 from 1/2'' to 10'', Class 300 from 1/2'' to 8'', Class 600 from 1/2'' to 4'', and larger sizes on request up to 48''.

What materials are available for the valve body and seats?

Body materials include Carbon steel, Stainless steel, Low temperature carbon steel, Duplex, and Special Alloys. Seats include PTFE, RPTFE, PEEK, and Metal Seats like Tungsten Carbide.

Worm Gear Trunnion Ball Valve Dbb Flanged 3 Piece Design

Name: Worm Gear Trunnion Ball Valve Dbb Flanged 3 Piece Design
Brand: Lishui Gowin valve technology Co., Ltd.
SKU: 2100678805

Zhejiang, ChinaLishui Gowin valve technology Co., Ltd.

US$121.00-1,212.00

1 Piece

Product profile

Customization

Available

Material

Stainless Steel

Connection Form

Flange

Model NO.

Q47

Driving Mode

Manual

Nominal Pressure

ANSI CLASS 150-900

Channel

Straight Through Type

Structure

Floating Ball Valve

Type

Floating Ball Valve

Function

Blow-Down Valve

Temperature

Ultralow Temperature

Application

Industrial Usage

Pressure

900lb

Size

2''

Body Material

F316

Trim Material

F316

Seat Material

Peek

Transport Package

Wooden

Specification

DN15-DN250

Trademark

yuefeng

Origin

Zhejiang Lishui

HS Code

8481804090

Production Capacity

5000

Key features

3-Piece Bolted Construction: Provides cost, weight, and space savings with minimal overall length compared to conventional piping methods.

Full Bore API 6D Design: Ensures maximum flow rates and allows for pipeline pigging, available up to 16 inches full bore.

Integral Trunnion Plate: Reduces leak paths through the body, enhancing sealing performance and reliability.

Wide Material Selection: Body and trim materials include Stainless Steel, Duplex, and Special Alloys; seats in PTFE, PEEK, etc.

Comprehensive Certification: Complies with ASME, API, and MSS standards including API 6D, 607, and 6A fire test specifications.

Flexible Customization: Supports OEM/ODM services with customization from samples, designs, and flexible minor adjustments.

Multiple Connection Options: Offers flanged, hub, or welded ends with integral vent valves in threaded or flanged connections.

100% Quality Inspection: Every product undergoes visual and functional inspection before shipment to ensure high pass rates.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperiencePatents Awarded

Lishui Gowin valve technology 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, etc. CertifiedExport Year: 16 years CertifiedNearest Port: Shanghai Port; Ningbo PortAverage Response Time: ≤15h

AI-Powered supplier vetting

SummaryYuefeng demonstrates broad customization, ODM and OEM capabilities, with new products reportedly developed within the past year and four years of R&D engineer experience. Its stated certifications include ISO9001, ISO14001, OHSAS18001, TS, API 6D and CE. Production evidence includes seven production lines and an annual ball-valve output of 100,000 pieces, while exports represent 71%–90% of total sales and the supplier has exported for 16 years. Quality assurance and raw-material traceability are present, but several management procedures lack written records. The supplier has no in-stock capacity, overseas warehouse, overseas showroom, overseas agents or branches, and no valid manufacturing-capacity contract with related subcontractors. Financial information is insufficient to assess credibility, and customer-specific cases are not provided.

Supplier typeThe supplier is an export-oriented manufacturer with OEM service for well-known brands, broad product customization, seven production lines, and 16 years of export experience. Its stated export markets include Europe and domestic markets, while it has no overseas agents or branches.

CertificationsThe company description explicitly lists ISO9001, ISO14001, OHSAS18001, the national TS pressure-piping-components license, U.S. API 6D authentication, and EU CE certification. These stated certifications support the supplier’s documented quality, environmental, occupational-safety, and product-compliance credentials.

R&D capabilityThe supplier reports that it developed new products during the past year and provides ODM services. Four years of R&D engineer experience is stated, but no SDK is available, so the evidence supports product-development capability without establishing broader software or integration innovation.

Production capacityThe supplier operates seven production lines and reports annual ball-valve output of 100,000 pieces, with one-month lead times in both peak and off-peak seasons. However, it has no inventory capacity and no valid manufacturing-capacity contract with related subcontractors, creating limitations in stock availability and documented subcontracting assurance.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports ODM capability, providing direct evidence of a broad customization offering.