Do you provide technical support and installation guidance?

Yes, our experienced engineers provide remote guidance via video or call, assisting with installation, commissioning, and troubleshooting to ensure your valves operate correctly.

Do you offer customization or OEM services?

Yes, we can provide custom sizes, materials, actuator types, and special features, including printing your logo on the valves.

4 Inch DN300 Flanged Ball Valve for Various Sizes

Name: Pneumatic Ss 1/2 1/4 Inch DN300 Flanged Ball Valve for Various Sizes
Brand: Jiangsu Shoulong Valve Co., Ltd.
SKU: 2291429545

Jiangsu, ChinaJiangsu Shoulong Valve Co., Ltd.

US$105.00

1-49 Pieces

US$90.00

50-299 Pieces

US$85.00

300+ Pieces

Sample price:US$105.00/piece.Request sample

Product profile

Customization

Available

Media

Water, Oil, Gas, Steam, Chemical Fluids

Material

Wcb/SS304(CF8) / SS316(CF8m)/CF3m/Duplex Steel

Model NO.

Q41

Connection Form

Flange

Driving Mode

Pneumatic

Nominal Pressure

Pn16 / Pn25 / Pn40 / Pn64

Channel

3 Way,T-Type/L-Type

Structure

Floating Ball Valve

Type

Floating Ball Valve

Function

on-off / Regulated

Temperature

Normal Temperature

Standard

DIN/ANSI/GB/JIS

Application

Industrial Usage

Customized

OEM

Seat Material

PTFE / Rptfe / Peek / Metal Seat

Actuator Type

Rack & Pinion Pneumatic Actuator

Acting Type

Double Acting / Single Acting (Spring Return)

Accessories (Included)

Solenoid Valve, Limit Switch, Air Filter Regulator

Mounting Standard

ISO 5211

Interface Standard

Namur

Certification

CE, ISO9001

MOQ

Transport Package

Carton/ Wooden Case

Specification

DN15 - DN200 (1/2"- 8")

Trademark

SLVCN / VEAPON

Origin

China

HS Code

848180

Production Capacity

50000/Month

Key features

Complete Automated Unit: Includes rack & pinion actuator, solenoid valve, limit switch, and air filter regulator.

Versatile Flow Control: L-port or T-port design enables diverting, mixing, or switching of industrial media.

Wide Material Selection: Body options include WCB, SS304, SS316, CF3M, and Duplex Steel.

Customizable Options: Offers custom sizes, materials, actuator types, and logo printing services.

Standard Compliance: Meets DIN, ANSI, JIS, and GB standards with ISO 5211 mounting.

Rigorous Quality Testing: Every valve undergoes 100% pressure, leakage, and functional testing.

Fast Operation: Provides quick quarter-turn operation with stable torque output.

Global Experience: Over 30 years of experience with delivery to 100+ countries.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceFast DeliveryStandardized quality control

Jiangsu Shoulong Valve Co., Ltd.

Jiangsu, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤5.60h

AI-Powered supplier vetting

SummaryThe supplier is a combined assembling facility offering ball valves and butterfly valves, with a broader stated business scope covering valves, hardware, electromechanical products, instruments, and related accessories. It reports ISO9001:2015 and CE certifications, documented quality and service procedures, OEM and ODM capabilities, and broad customization services. Export-related capabilities are limited: it reports no overseas warehouse, showroom, agent, branch, or offline trade-show experience, and lists zero countries served overseas. Lead-time information is mixed, with off-peak fulfillment within 15 workdays in one record and peak-season lead time ranging from one month to 2–3 months across records. Financial records are indicated for multiple years, but no substantive financial performance details are provided. No customer cases are identified.

Supplier typeThe supplier is classified as a combined company and describes itself as engaged in production and sales of valves, accessories, hardware, electromechanical products, and instruments. Its specifically offered products are ball valves and butterfly valves, indicating a manufacturer/supplier profile rather than a service-only business.

CertificationsThe supplier reports an ISO9001:2015 management-system certificate and CE product compliance certification in both certification-related records. These are explicit certifications relevant to quality management and product compliance.

After-Sales capabilityThe supplier reports written procedures and followed records for handling customer complaints, corrective and preventive actions, and service-capability assessment. However, it has no overseas warehouse, showroom, agent, or branch, and reports zero countries offering overseas services, limiting evidence of localized international after-sales support.

R&D capabilityThe supplier reports ODM capability and broad R&D design services, including customization from samples and designs and full customization. At the same time, it reports no new products in the past year and no available SDK, so current product innovation evidence is mixed.

Production capacityThe supplier operates an assembling facility, provides manufacturing-capacity information, reports six qualified suppliers for service capability, and states an off-peak order fulfillment time within 15 workdays. Peak-season timing is less consistent across records, listed as one month in one slice and 2–3 months in another, indicating production capacity with potentially extended peak-season schedules.

Customization capabilityBoth records explicitly list customization from samples, customization from designs, full customization, minor customization, and flexible customization. The supplier also reports both OEM and ODM services, providing direct evidence of broad customization support.

Product Q&A

Q:Are you a manufacturer or a trading company?

We are a professional valve manufacturer with over 30 years of experience, providing direct factory production and sales.

Q:What types of valves do you offer?

We specialize in ball valves, butterfly valves, globe valves, gate valves, check valves, solenoid valves, and related actuators and accessories.

Q:Which industries and applications are your valves suitable for?

Our valves are widely used in Oil & Gas, Chemical & Petrochemical, Power Generation, Water Treatment, HVAC, Food & Beverage, Pharmaceutical, Marine & Offshore, Mining & Metallurgy, and other industrial process systems, delivering reliable performance in demanding operating conditions.

Q:What certifications do your products have?

Our valves are ISO9001 and CE certified, and comply with international standards such as DIN, ANSI, and JIS. Mill Test Certificates (MTC) and original certificates can be provided on request.

Q:How do you ensure quality before shipping?

Every valve undergoes 100% testing, including pressure, leakage, and functional tests. Rigorous in-house inspection ensures reliable performance under real operating conditions.