Duplex Stainless Steel Instrumentation Valves

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Nadia Tube Fittings is a reliable manufacturer and supplier of Duplex Steel Instrumentation Valves based in Kuala Lumpur, Malaysia. They provide high-performance solutions for precise flow control in tough industrial and chemical settings. Crafted from top-quality Duplex Steel grades like S2205 and S31803, these valves blend the corrosion resistance of austenitic stainless steel with the robust strength of ferritic steel, ensuring exceptional durability and reliability even in harsh environments. Tailored for instrumentation and process systems, they guarantee accurate control, leak-proof performance, and long-lasting operational safety.

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Duplex Steel Instrumentation Valves boast impressive mechanical properties, including high tensile and yield strength, outstanding resistance to pitting, crevice, and stress corrosion cracking, as well as stability under high pressures and temperatures. They come in a variety of configurations—such as needle valves, ball valves, check valves, and manifold valves—engineered for smooth operation, precise sealing, and minimal maintenance. Meeting international quality standards, these valves ensure dependable and consistent performance in critical industrial applications.

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 Kuala lumpur

At Bhavesh Tube Fittings, we are a leading supplier, manufacturer, and exporter of Duplex Stainless Steel Instrumentation Valves in Kuala lumpur, Malaysia. Our state-of-the-art manufacturing facilities, strategically located in the Malaysia, 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.

Types of Duplex Stainless Steel Instrumentation Valves

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Largest Manufacturer and Supplier of Duplex Stainless Steel Instrumentation Valves in Kuala lumpur, Malaysia

Nadia Tube Fittings is a leading supplier and Stockist of premium Duplex Stainless Steel Instrumentation Valves in Kuala lumpur, Malaysia. 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.

Duplex Stainless Steel Instrumentation Valves Uses

These valves are widely utilized in industries where durability, corrosion resistance, and operational reliability are crucial. The chemical and petrochemical sectors rely on them for managing aggressive acids, chlorides, and process fluids, while the oil and gas industry uses them in offshore platforms, refineries, and high-pressure pipelines. They also play a vital role in power generation, marine, pharmaceutical, and environmental engineering applications, where accurate flow control and instrument protection are essential. With their exceptional corrosion resistance, high mechanical strength, and precision engineering, Duplex Steel Instrumentation Valves deliver reliable performance for modern industrial and instrumentation systems.