#300 Top Entry Hard Seal Ball Valve

Name: API 6D 6 in #1500/#900/#600/#300 Top Entry Hard Seal Ball Valve
Brand: Lishui Gowin valve technology Co., Ltd.
SKU: 2150910265

Zhejiang, ChinaLishui Gowin valve technology Co., Ltd.

US$112.00-2,222.00

1 Piece

Product profile

Customization

Available

Material

Stainless Steel

Connection Form

Flange

Model NO.

Q067Y

Driving Mode

Manual

Nominal Pressure

ANSI CLASS 150-900

Channel

Straight Through Type

Structure

Fixed Ball Valve

Type

Fixed Ball Valve

Function

Relief Valve

Temperature

Normal Temperature

Standard

API 6D, API608, BS 5351

Application

Industrial Usage

Pressure

1500lb

Ball

F6a+Tcc

Stem

F6a+Tcc

Body

A105n

Seat

Devlon

Transport Package

Wooden

Specification

DN50-DN1200

Trademark

yuefeng

Origin

Zhejiang Lishui

HS Code

8481804090

Production Capacity

5000

Key features

Top Entry Maintenance: Allows online replacement of stem, seats, and seals without removing the valve from the pipeline.

Emergency Sealing: Compound injection holes enable secondary sealing for stem or seat leakage during operation.

Low Operation Torque: Trunnion mounted ball with polished surface and integrated stem design ensures minimal friction.

Fire Safe Design: Meets API6FA/API607 standards with expansion graphite rings for sealing under fire conditions.

Double Block & Bleed: Provides DBB, DIB-1, and DIB-2 functions with cavity pressure self-relief capabilities.

Anti-Static & Blowout: Anti-static design conforms to API6D/BS5351; blowout-proof stem ensures safe operation.

Flexible Driving Options: ISO 5211 top pad allows easy connection of manual, electric, pneumatic, or hydraulic drivers.

High Strength Construction: One-piece body with sufficient wall thickness and high-strength bolts for maximum pressure support.

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: ≤5.86h

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.