What do you do if there is a quality issue?

We offer a 2-year warranty. If a quality issue occurs, our insurance company will provide immediate compensation, and we will replace the product free of charge. We also collect and analyze the cause of the problem to ensure it does not happen again.

How do you ensure product quality?

Every batch of raw material is inspected using a spectrometer. Each production process is checked, and every finished product undergoes 100% air tightness testing before shipment to ensure high quality.

Can you provide OEM/ODM customization?

Yes, we have professional R&D engineers who can develop and mass-produce products based on customer drawings or samples.

Gate Valve, Ball Valve, Y-shaped filter Manufacturer & Supplier

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Our products cover brass gate valves, bronze gate valves, lockable brass gate valves, threaded valves and custom valves...

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ABOUT SHUANG LIN VALVE

Professional valve manufacturer integrating R&D, production and sales

We are a professional manufacturer specialized in R&D, production, sales and service of brass/bronze gate valves, mechanical locking valves and pipeline valves. With advanced production equipment, strict quality control system and professional technical team, we provide high-quality, safe and durable valve products for global customers.

Our products cover brass gate valves, bronze gate valves, lockable brass gate valves, threaded valves and custom valves, widely used in water supply, heating, HVAC, marine, construction, municipal and industrial piping systems. We support OEM & ODM customization, material, size, connection, function and logo customization to meet different project requirements.

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year

Company incorporation

m²

Enterprise land occupation

Corporate team

million

Annual output value

WHY CHOOSE

SHUANG LIN VALVE?

With strict quality control, complete certifications and strong production capacity, our products are widely used in water supply, heating, construction and marine fields. We uphold quality and integrity to create long-term value for customers.

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Wider market coverage

and faster service response

Localized sales, technical support

and after-sales

Sufficient stock

and shorter delivery time

On-site support for installation

and project service

Unified quality control

and stable product performance

More efficient communication

and better customer experience

OUR SOLUTIONS

Building Water Supply and Drainage Systems

Building Water Supply and Drainage Systems

In the cold and hot water distribution and branch control systems of residential complexes, commercial centers, and public buildings, valves must withstand long-term pressure fluctuations and media corrosion while ensuring reliable performance during frequent opening and closing cycles.
HVAC Systems

HVAC Systems

Water circulation, zone isolation, and flow balancing within central air conditioning and heating systems require valves that possess exceptional temperature resistance, sealing integrity, and low-torque operational characteristics.
Urban Gas Distribution Networks

Urban Gas Distribution Networks

The distribution of natural gas to residential, commercial, and industrial users demands valves with the highest safety ratings—capable of eliminating any risk of even minute leaks—and equipped with specialized features such as anti-theft mechanisms and secure locking capabilities.
Fire Sprinkler Systems

Fire Sprinkler Systems

Valves within fire protection networks—such as gate valves and signal butterfly valves—must remain in a constant state of readiness, capable of rapid response during emergencies, and must comply with fire safety certifications as well as periodic operational testing requirements.
Industrial Fluid Equipment

Industrial Fluid Equipment

In applications involving air compressors, cooling towers, and auxiliary chemical piping, valves are required to withstand exposure to various media—including oil, water, and mild acids or alkalis—while seamlessly adapting to the demands of continuous production cycles.
Municipal Water Supply & Irrigation

Municipal Water Supply & Irrigation

Large-scale water treatment plants, secondary water supply systems, and agricultural irrigation networks require valves that feature high flow rates, low flow resistance, resistance to sediment abrasion, and exceptional outdoor durability.

CUSTOMIZATION SERVICES

We are a professional valve manufacturer providing one-stop customized valve solutions for global customers. We support personalized design, production and processing according to your project requirements, application scenarios and technical standards.

Material Customization

Brass, bronze, stainless steel, forged brass, lead-free brass, and other special materials available.
Size & Specification Customization

Custom DN10–DN100, full range of diameters, pressure levels PN10/PN16/PN25.
Connection Customization

Threaded (BSP, NPT, BSPT), flanged, welded, union, extension tube, etc.
Function Customization

Mechanical locking, magnetic lock, anti-theft, high-sealing, high-temperature, anti-corrosion, etc.
Structure Customization

Rising stem / non-rising stem, with indicator, with drain, with filter, integrated structure.
Surface Treatment Customization

Polishing, sandblasting, nickel plating, chrome plating, painting, color customization.
Logo & Packaging Customization

Custom brand logo, laser engraving, color box, neutral packaging, export carton.
Standard & Certification Customization

Meet ISO, CE, ANSI, BS, DIN, GB and other market access standards.
Sample & OEM / ODM Service

Custom samples, OEM production, ODM design, mold development.
Technical Solution Customization

Custom design for marine, HVAC, municipal, oil, gas, water supply, industrial systems.

DIGITAL SHOWROOM

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FAQ

Q What do you do if there is a quality issue?

A We offer a 2-year warranty. If a quality issue occurs, our insurance company will provide immediate compensation, and we will replace the product free of charge. We also collect and analyze the cause of the problem to ensure it does not happen again.
Q How do you ensure product quality?

A Every batch of raw material is inspected using a spectrometer. Each production process is checked, and every finished product undergoes 100% air tightness testing before shipment to ensure high quality.
Q Can you provide OEM/ODM customization?

A
Yes, we have professional R&D engineers who can develop and mass-produce products based on customer drawings or samples.

INDUSTRY INSIGHTS & PRODUCT KNOWLEDGE

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08/ 03/ 2026

Brass Gate Valve DN15-DN100: Specifications, Types & Product Series Guide

Explore our Brass Gate Valve DN15-DN100 range, including concealed stem gate valves and specialized models such as mechanical lock, magnetic lock, quick opening, extension, union, and check valve gate valves. This guide covers key specifications, materials, PN16 pressure rating, applications, and selection considerations for importers, distributors, and engineering buyers. Learn how SHUANGLIN VALVE supports standard and OEM brass gate valve requirements with flexible order quantities, fast shipment for standard products, and customized manufacturing solutions for different project needs.