Precision Fluid Equipment for Demanding Industries

NacoRoke delivers high-performance valves, tube fittings, flanges, and seamless tubing engineered for extreme conditions in oil & gas, nuclear, marine, and industrial applications. 20+ years of innovation, ISO-certified quality, and global trust.

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Trusted Expertise in Fluid Systems

Nantong ROKE Fluid Equipment Co., Ltd., established in 2008 and located in Hai'an High-Tech Zone, Nantong City, is a globally recognized manufacturer of high-performance hydraulic fittings and valves. With over 130 employees and 20 automated production lines, we produce more than 2 million precision components monthly.

We specialize in instrument valves and fittings for harsh environments—high pressure, high temperature, ultra-low temperature, and highly corrosive conditions—serving industries such as semiconductors, petrochemicals, power generation, shipbuilding, and nuclear energy.

4056㎡

Factory Area

300+

Global Customers

50M+

Annual Transactions

20+

Years Experience

Our Precision Products

Engineered for reliability and performance in extreme industrial environments. All products comply with ISO, CE, ABS, DNV, BV, and other international standards.

Stainless Steel Double Ferrule Male Connector

High-pressure sealing, corrosion-resistant, ideal for instrumentation lines.

Double Ferrule Union

Secure two-tube connection with dual ferrule grip and leak-proof seal.

Stainless Steel Hex Nipple

Durable threaded connector for compact pipeline systems.

Stainless Steel Seamless Tubing

Precision-engineered for high-purity and high-pressure fluid transfer.

Single Ferrule Swivel Tee

Allows 360° rotation for easy alignment in tight spaces.

High-pressure Double Ferrule Needle Valve

Precise flow control in high-pressure instrumentation systems.

Female Thread Gauge Valves

Reliable isolation and measurement in pressure monitoring systems.

Single Ferrule Union Cross

Four-way connection for complex instrumentation networks.

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Critical Applications

Our components are trusted in the most demanding industrial environments worldwide.

Shipbuilding & Oil & Gas Energy

ROKE provides systematic, efficient, and safe fluid connection solutions for harsh marine and offshore environments. Our products are used in instrument pipelines, measurement systems, and high-pressure applications in shipbuilding and oil & gas platforms.

Nuclear & Power Industry

With the urgent need for clean energy, ROKE’s high-quality valves and fittings are widely used in nuclear power plants. Our components meet the strict requirements of high temperature, high pressure, and radiation resistance.

Why Choose ROKE?

Over two decades of innovation, quality, and customer commitment.

Quality Assurance

ISO 9001, CE, ABS, DNV, BV, RS certified. Products tested for high pressure, corrosion, and extreme temperatures.

Professional Expertise

20+ years in the industry. Experienced engineers and technicians dedicated to R&D and customization.

One-Stop Service

From design to delivery, we offer tailored solutions, sample testing, and after-sales support with a 1-year warranty.

Frequently Asked Questions

What materials do you use for your fittings?

We primarily use high-grade stainless steel (316/316L) for superior corrosion resistance, strength, and durability in extreme conditions.

Do you offer custom designs?

Yes, we support full customization. Our R&D team works with clients to develop tailored solutions for unique applications.

What certifications do your products have?

Our products are certified under ISO 9001, CE, ABS, DNV, BV, and RS standards, ensuring compliance with global quality and safety requirements.

How do I request a quote?

Visit the official website or click the "Request Quote" button to send your inquiry directly to our sales team.

Get in Touch

For inquiries, quotes, or technical support, visit our official website to connect with our team.

Visit Official Website

Phone: 8618862938532

Email: info@ntroke.com

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