Duplex Stainless Steel Instrumentation Valves

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Rudra Tubefittings, a prominent manufacturer and supplier located in Kolkata, India, specializes in top-notch Duplex Stainless Steel Instrumentation Valves that are designed for reliable and precise control in tough industrial settings. With a focus on superior corrosion resistance, mechanical strength, and leak-proof performance, these valves ensure accurate monitoring and safe operation even in harsh environments. Rudra Tubefittings is committed to ensuring that every Duplex Stainless Steel Instrumentation Valve adheres to international quality standards, promising long-lasting durability and operational efficiency. These valves are widely utilized in the chemical, petrochemical, offshore, and power generation sectors, providing dependable performance, safeguarding sensitive instrumentation, and boosting safety and efficiency in critical process control systems.

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Crafted from high-grade duplex stainless steel, Duplex Stainless Steel Instrumentation Valves blend austenitic and ferritic microstructures to offer outstanding resistance to corrosion, pitting, and stress corrosion cracking. On the mechanical side, they boast high tensile strength, toughness, and dimensional stability, even under high-pressure and elevated temperature conditions. The precision-engineered stems, seats, and ports guarantee smooth operation, leak-proof sealing, and reliable fluid control. This combination of mechanical durability and chemical resistance makes these valves perfect for critical industrial applications, ensuring long-term performance, minimal maintenance, and safe operation in challenging environments.

Duplex Stainless Steel Instrumentation Valves Specifications

Casting Grade

ASTM A890 Grade 3A / 1.4468 and ASTM A890 Grade 1B

Media

Oil, Gas & Water

Temperature of Media

Medium Temperature

Pressure & Temperature Limit accordance to ANSI/ASME B16.34

Duplex (PSI/ Bar)
Class 1500	3600 psig/248 bar
Class 2500	6000 psig/414 bar
Class 4500	10000 psig/689 bar

Operation Way

Manual, Electric actuator, Pneumatic

Standard

3A/ ISO/ DIN/ SMS / ASTM / JIS

Brand Name

OS-LOK

Packaging Details

PVC package, wooden case or as per customer’s requirement.

Leakage rate

Soft Seal: zero leakage, 100% Leak test
Hard Seal ≤ Rated Flow 10-5

Working pressure

3000 psig (206 bar)

Seal ring material

PPL, PTFE, PPL Soft Graphite

Manufacturing Process

Forged bar stock

OEM service

Yes

Connection

Single Ferrule
Two Ferrule (Double Ferrule)
Twin Ferrule
Thread

Thread Type

BSPP
C.61 4-Bolt Flange
C.61 Combo 4B + Split
C.61 Split Flange
C.62 4-Bolt Flange
C.62 Combo 4B + Split
C.62 Split Flange
ISO 6149
NPT
SAE

Function

2-Way
3-Way
4-Way
5-Way
Diverter
Normally Closed
Normally Open

Flow Rate

.93, 2.34, 6.42, .70, 1.04, 3.62,.87 Cv

Applicable Standard

Design & Manufacture : BS 1868
Face to Face according to : ASME B16.10
Flange Dimensions as per: ASME B16.5
Pressure & Temperature : ASME B16.34
Test & Inspection accordance to : API 6D / API 598
Visual Inspection accordance to : MSS SP-55
Marking accordance to : MSS SP-25

Approvals

MSS SP-110
API-598
ANSI B1.20.1
ANSI B16.11
NACE Certified
ANSI B16.34
API 607 Fire Safe

Types

Duplex High Pressure Ball Valve 1”-Inch 400 bar 6000 psi BSP & NPT

Top Duplex Stainless Steel Instrumentation Valves Manufacturing Company in Kolkata

At Rudra Tube Fittings, we are a leading supplier, manufacturer, and exporter of Duplex Stainless Steel Instrumentation Valves in Kolkata, Kolkata. Our state-of-the-art manufacturing facilities, strategically located in the Kolkata, enable us to deliver high-quality solutions that meet your specific requirements. With a comprehensive inventory of Monel materials, we are well-equipped to fulfill your needs efficiently. Our commitment to excellence and customer satisfaction ensures that we consistently maintain a ready stock of Monel Manifold Valves to support your operational demands.

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Largest Manufacturer and Supplier of Duplex Stainless Steel Instrumentation Valves in Kolkata, Kolkata

Rudra Tube Fittings is a leading supplier and Stockist of premium Duplex Stainless Steel Instrumentation Valves in Kolkata, Kolkata. Our products find extensive application across diverse industries, and we are dedicated to delivering outstanding service while ensuring high customer satisfaction. Our specialized finishing techniques distinguish us in the metal industry, enhancing the performance and durability of our valves. We are committed to consistently providing top-quality Monel Manifold Valves while effectively addressing the unique needs of our customers.

We offer These Products as per DIN, ISO, JIS or ANSI Standard.

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Duplex Stainless Steel Instrumentation Valves Uses

Duplex Stainless Steel Instrumentation Valves find their place in industries that demand precise control, high corrosion resistance, and reliable protection for instrumentation. They are commonly used in chemical processing plants, petrochemical units, offshore platforms, oil and gas pipelines, and power generation facilities. These valves effectively regulate the flow of aggressive chemicals, high-pressure gases, and corrosive liquids while maintaining accurate measurements.