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DIN3357 3PC Flanged Ball Valve PN16/PN40 | Stainless Steel Industrial Ball Valve Manufacturer

DIN3357 3PC Flanged Ball Valve PN16/PN40 | Stainless Steel Industrial Ball Valve Manufacturer photo-1

Product Spotlights

High-quality PN16/PN40 3PC flanged ball valve manufactured to DIN3357 and EN12516 standards. Available in CF3M, CF8M, CF8 and WCB materials with fire-safe, anti-static and blow-out proof stem design. Suitable for oil & gas, chemical processing, water treatment and industrial pipeline systems.
Negotiable MOQ: 1 Piece (Price negotiable depending on order volume and customization)
Key Specifications
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Function:
Blow-Down Valve, Relief Valve, Atmospheric Valve, Bypass-Valve, Other
Application:
Industrial Usage, Water Industrial Usage, Household Usage
Origin:
China
Payment & Shipping
Payment Methods:
Port of Shipment:
Tianjin Port
Delivery Detail:
15 days
Function Blow-Down Valve, Relief Valve, Atmospheric Valve, Bypass-Valve, Other
Application Industrial Usage, Water Industrial Usage, Household Usage
Origin China

PN16/PN40 3PC Flanged Ball Valve



Product Overview

DIN3357 Three-Piece Stainless Steel Flanged Ball Valve for Industrial Pipelines

The PN16/PN40 3PC Flanged Ball Valve is a high-performance quarter-turn valve designed for reliable shut-off service in industrial pipeline systems. Manufactured according to DIN3357 and EN12516-1 standards, the valve features a robust three-piece body construction that allows easy maintenance and convenient replacement of internal components without removing the entire valve from the pipeline.

Available in stainless steel and carbon steel materials, the valve offers outstanding sealing performance, corrosion resistance, and operational reliability. Its flanged connection design ensures secure installation and compatibility with European standard piping systems.

This valve is widely used in oil & gas, petrochemical, chemical processing, water treatment, marine engineering, power generation, and industrial manufacturing applications.



Key Features

Three-Piece Body Design

The 3PC construction allows quick disassembly for inspection, cleaning, and maintenance while reducing plant downtime and maintenance costs.

Benefits

· Easy maintenance

· Extended service life

· Reduced operating costs

· Convenient replacement of internal components



DIN Standard Flanged Connection

Designed according to DIN2501 flange standards, ensuring compatibility with European industrial pipeline systems.

Advantages

· Secure installation

· Excellent pressure resistance

· Reliable sealing performance

· Easy pipeline integration



Blow-Out Proof Stem

The internally mounted stem design prevents accidental stem ejection under pressure, significantly improving operational safety.

Benefits

· Enhanced operator safety

· Increased system reliability

· Compliance with industrial safety standards



Anti-Static Device

Provides electrical continuity between ball, stem, and valve body to prevent static electricity accumulation.

Suitable For

· Oil & gas facilities

· Chemical plants

· Petrochemical processing units

· Hazardous industrial environments



Optional Fire Safe Design

Available with Fire Safe certification according to API 607 4th Edition.

Protection Against

· Fire incidents

· Emergency shut-off requirements

· Hazardous process applications



Superior Corrosion Resistance

Available in multiple material grades:

· CF3M (316L Stainless Steel)

· CF8M (316 Stainless Steel)

· CF8 (304 Stainless Steel)

· WCB Carbon Steel

Suitable for both corrosive and non-corrosive process media.



Technical Specifications

Parameter

Specification

Valve Type

3PC Flanged Ball Valve

Design Standard

DIN3357-1 / DIN3357-2

Pressure Standard

EN12516-1

Face-to-Face

DIN3202 F4

Flange Standard

DIN2501 PN10-PN40

Pressure Rating

PN16 / PN40

Size Range

DN15 – DN100

Body Materials

CF3M, CF8M, CF8, WCB

Operation

Lever, Pneumatic, Electric

Fire Safe

API607 4th Edition (Optional)

Anti-Static

Standard

Blow-Out Proof Stem

Standard



Applications

Oil & Gas Industry

· Refinery pipelines

· Fuel transfer systems

· Storage terminals

· Natural gas distribution

Chemical Processing

· Chemical transportation

· Acid and alkali handling

· Process control systems

Water Treatment

· Clean water pipelines

· Wastewater treatment plants

· Filtration systems

Marine & Offshore

· Shipbuilding systems

· Offshore platforms

· Seawater treatment equipment

Industrial Manufacturing

· Utility systems

· Compressed air systems

· Process pipelines



Available Materials

Component

Material

Body

CF3M, CF8M, CF8, WCB

Ball

SS304, SS316

Stem

Stainless Steel

Seat

PTFE, RPTFE

Gasket

PTFE



Why Choose Shaanxi Gold-Stone?

European Standard Manufacturing

Manufactured according to DIN and EN standards for seamless integration into European pipeline systems.

Strict Quality Control

Every valve undergoes 100% inspection and pressure testing before shipment.

Flexible Material Selection

Available in stainless steel and carbon steel materials to meet diverse industrial requirements.

Global Export Experience

Trusted supplier serving customers across Europe, North America, South America, the Middle East, and Asia.

Competitive Factory Direct Pricing

Providing high-quality industrial valves with excellent cost-performance ratios.



FAQ

What is the advantage of a 3PC ball valve?

The three-piece body design allows maintenance and replacement of internal parts without removing the valve body from the pipeline, significantly reducing downtime.

What is the difference between PN16 and PN40?

PN16 indicates a maximum working pressure of 16 bar, while PN40 indicates a maximum working pressure of 40 bar under standard operating conditions.

Is the valve suitable for automated systems?

Yes. Pneumatic and electric actuators can be installed for automated operation and integration into SCADA, PLC, and DCS systems.

What is the purpose of the anti-static device?

It prevents electrostatic buildup and discharge, making the valve suitable for hazardous environments such as petrochemical and oil & gas facilities.

Can the valve be supplied with Fire Safe certification?

Yes. Fire Safe design compliant with API607 4th Edition is available upon request.


Product Tags: 3PC flanged ball valve , PN16 flanged ball valve , DIN3357 ball valve

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Verified Business License
Business Type
Manufacturer
Year Established
2009
Factory Size
1,000-3,000 square meters
Annual Export Value
US$1.5 Million - US$2.5 Million