Custom Design Valve Manufacturer in India

Speciality Valve is a Custom Design Valve Manufacturer in India specializing in the design and production of special material and exotic alloy valves for critical service applications. We manufacture valves built to perform in extreme pressure, temperature, and corrosive environments across oil and gas, petrochemical, marine, desalination, power, and process industries. Each valve is custom-engineered for your exact process requirements, ensuring reliability, durability, and global standard compliance.

Our Expertise

We design and manufacture non-standard, application-specific valves using advanced metallurgy, precision machining, and engineered sealing technology. From cryogenic to high-temperature, and from corrosive acids to seawater media, every valve is tailored to meet your service conditions.

Our capabilities include:

  • Custom metallurgical selection for severe service environments

  • Tailor-made dimensions, pressure classes, and connection types

  • Fire-safe, cryogenic, and high-alloy configurations

  • Hard-faced trims and advanced coatings (HVOF, ENP, Stellite, TC)

  • Actuation options (pneumatic, electric, hydraulic) with ISO 5211 mounting

  • Complete documentation per EN 10204 3.1 / 3.2

Valve Categories

We offer custom-engineered valves under all key categories:

  • Isolation Valves

  • Control and Regulating Valves

  • Safety and Pressure Relief Valves

  • Non-Return and Check Valves

  • Special Service and Application-Specific Valves

Material Expertise and Grades

Our specialization lies in the manufacturing of valves from special materials, high-nickel alloys, and advanced corrosion-resistant metals, designed for applications where standard materials like carbon steel are unsuitable.

Material FamilyGrades / StandardsTypical Applications
Duplex Stainless SteelASTM A890 Gr. 4A (CD4MCu), F51 / 1.4462Chloride-rich, seawater, and brine systems
Super Duplex Stainless SteelASTM A890 Gr. 5A (S32750), Gr. 6A (S32760), F53 / F55Offshore, desalination, and marine service
Austenitic Stainless Steel (High Alloy)SS316L, SS904L, F317L, F321, F347H, F44 (254 SMO)Chemical, acid, and high-temperature service
Nickel AlloysInconel 625 / 825 (N06625 / N08825), Monel 400 / K500 (N04400 / N05500), Hastelloy C276 / B3 (N10276 / N10675)Acidic, chloride, and high-corrosion environments
Titanium & ZirconiumTitanium Grade 2 / Grade 5 (ASTM B381), Zirconium 702Chlorine, seawater, and oxidizing chemical service
Bronze & Aluminium BronzeASTM B62 / ASTM B148 C95800 (AB2), C95400Marine, fire protection, and seawater cooling
Special AlloysAlloy 20 (N08020), Duplex CD4MCu, Super Austenitic F44 (254 SMO)Fertilizer, sulfuric acid, and caustic media applications
Coatings & OverlaysStellite 6, Tungsten Carbide, Colmonoy, ENP, HVOFAbrasive, erosive, and corrosive flow media

Design and Testing Standards

Design and Manufacture: API 6D, API 600 / 602 / 603 / 609, ASME B16.34, EN 12516
Testing: API 598 / ISO 5208 / EN 12266-1
Fire-Safe Design: API 607 / ISO 10497
Fugitive Emission: ISO 15848-1 / API 641
NACE Compliance: MR0175 / ISO 15156
Material Certification: EN 10204 3.1 / 3.2

Technical Specifications

Size Range: DN15 – DN2000 (½″ – 80″)
Pressure Ratings: Class 150 – 2500 / PN10 – PN420
Temperature Range: –196°C to +800°C (depending on alloy)
End Connections: Flanged, Butt Weld, Socket Weld, Threaded, Wafer, Lug, Clamp
Operation: Manual, Gear, Electric, Pneumatic, Hydraulic

Why Choose Speciality Valve

Speciality Valve is India’s leading manufacturer of custom-engineered valves made entirely from special materials. Our products are designed to outperform standard valves in environments where corrosion, temperature, or chemical aggression pose operational challenges.

Each valve undergoes strict quality control, hydrostatic and seat leakage testing, and full traceability. Whether your requirement is Duplex, Super Duplex, Inconel, Monel, Hastelloy, or Titanium — we deliver precision-engineered solutions built to international standards.

As a trusted Custom Design Valve Manufacturer in India, Speciality Valve delivers world-class valves built from special materials that guarantee reliability, safety, and longevity under the most extreme service conditions

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