Our Services & Products

Comprehensive Piping Solutions

Renin Piping Products offers a complete range of manufacturing, engineering, and support services for industrial piping applications. Our integrated approach ensures that you receive not just products, but complete solutions tailored to your specific project requirements.

1. Forged Flanges Manufacturing

We specialize in manufacturing a comprehensive range of forged flanges in various types, sizes, materials, and pressure ratings to meet diverse industrial requirements.

Types of Flanges We Manufacture:

• Weld Neck Flanges (WN): For high-pressure applications requiring maximum strength and leak-proof connections
• Slip-On Flanges (SO): Cost-effective solution for low-pressure applications with easy installation
• Blind Flanges (BL): For closing pipeline ends or creating inspection points
• Threaded Flanges (TH): For smaller diameter pipes and non-welded connections
• Socket Weld Flanges (SW): Ideal for small-diameter, high-pressure piping systems
• Lap Joint Flanges (LJ): Used with stub ends for systems requiring frequent dismantling
• Spectacle Blinds: For positive isolation and flow control in pipelines
• Orifice Flanges: For flow measurement and control applications
• Long Weld Neck Flanges: For specialized applications requiring extended neck length
• Reducing Flanges: For connecting pipes of different diameters

Materials Available:

• Carbon Steel: ASTM A105, A350 LF2, A694 F42/F46/F52/F60/F65/F70, A516 Gr 60/65/70
• Stainless Steel: ASTM A182 F304, F304L, F316, F316L, F321, F347, F904L
• Alloy Steel: ASTM A182 F5, F9, F11, F12, F22, F91
• Duplex & Super Duplex: ASTM A182 F51, F53, F55, F60
• Nickel Alloys: Inconel 600/625/718/825, Monel 400/K500, Hastelloy C276
• Copper Alloys: Cupro-Nickel 70/30, 90/10

Standards & Specifications:

• ANSI/ASME B16.5 (NPS 1/2" to 24", Classes 150 to 2500)
• ANSI/ASME B16.47 Series A & B (NPS 26" to 60")
• ASME B16.36 (Orifice Flanges)
• DIN Standards (DIN 2527, DIN 2628, DIN 2629, DIN 2631, DIN 2632, DIN 2633, DIN 2634, DIN 2635, DIN 2636, DIN 2637, DIN 2638)
• BS Standards (BS 4504, BS 10)
• EN 1092-1 (European Standards)
• JIS B2220 (Japanese Standards)
• GOST (Russian Standards)
• API 6A Flanges (for wellhead and christmas tree applications)

2. Seamless Butt-Weld Fittings

Our seamless butt-weld fittings are manufactured to exact specifications with superior dimensional accuracy and smooth internal finishes, ensuring optimal flow characteristics and long service life.

Types of Fittings:

• Elbows: 45°, 90°, 180° in long radius (LR) and short radius (SR) configurations
• Tees: Equal and reducing tees for branching applications
• Reducers: Concentric and eccentric reducers for diameter transitions
• Caps: Butt-weld and threaded caps for pipeline terminations
• Stub Ends: Long and short patterns for use with lap joint flanges
• Cross Fittings: For four-way pipeline connections
• Laterals: 45° Y-type laterals for branch connections

Manufacturing Standards:

• ASME/ANSI B16.9 (Factory-made wrought butt-welding fittings)
• ASME/ANSI B16.11 (Forged fittings, socket-welding and threaded)
• ASME B16.28 (Wrought steel butt-welding short radius elbows and returns)
• MSS-SP-75 (High test wrought welding fittings)
• MSS-SP-43 (Wrought stainless steel butt-welding fittings)
• API 5L (Line pipe fittings)
• DIN 2605, DIN 2615, DIN 2616, DIN 2617

3. Custom Engineering Services

Our experienced engineering team provides specialized solutions for unique project requirements and challenging applications.

Engineering Capabilities:

• Reverse Engineering: Reconstruction of discontinued or obsolete fittings for maintenance and retrofit projects
• Design Optimization: Engineering analysis and design improvements for high-pressure, high-temperature, and corrosive environments
• Material Selection: Metallurgical consultation for optimal material selection based on service conditions
• Rapid Prototyping: Quick turnaround for sample production and testing
• Short-Run Production: Flexible manufacturing for small quantities and pilot projects
• Special Coatings: Application-specific surface treatments and protective coatings
• Technical Documentation: Detailed engineering drawings, material specifications, and manufacturing procedures

4. Value-Added Services

We offer comprehensive supplementary services to provide complete project solutions:

Testing & Inspection:

• Hydrostatic Testing: Pressure testing to verify structural integrity
• Ultrasonic Testing (UT): Non-destructive examination for internal defects
• Dye Penetrant Testing (PT): Surface crack detection
• Magnetic Particle Testing (MT): Detection of surface and near-surface discontinuities
• PMI Testing: Positive Material Identification using spectroscopy
• Radiographic Testing (RT): X-ray or gamma-ray examination of weld quality
• Dimensional Inspection: Verification of all critical dimensions and tolerances
• Third-Party Inspection: Coordination with independent inspection agencies (TÜV, Lloyd's, DNV, BV, SGS, etc.)

Surface Treatment & Finishing:

• Heat Treatment: Normalizing, annealing, stress relieving, quenching & tempering
• Passivation: Chemical treatment for enhanced corrosion resistance in stainless steels
• Pickling: Acid treatment for scale removal and surface cleaning
• Sand Blasting: Surface preparation for coating applications
• Shot Blasting: Mechanical surface finishing for improved fatigue resistance
• Coating Solutions: FBE (Fusion Bonded Epoxy), 3LPE (Three Layer Polyethylene), galvanizing, painting
• Machining Services: Facing, boring, grooving, threading as per requirements

Packaging & Logistics:

• Product Marking: Heat stamping, electro-etching, color coding, barcoding, and tagging
• Protective Packaging: Anti-rust oil application, plastic caps, wooden plugs
• Export Packing: Fumigated wooden crates, palletized bundles, sea-worthy packaging
• Documentation: Commercial invoices, packing lists, mill test certificates, certificates of origin, material safety data sheets
• Logistics Support: Coordination with freight forwarders, customs clearance assistance

5. Industries We Serve

Our products and services cater to a diverse range of critical industries:

Oil & Gas Sector:

• Upstream exploration and production facilities
• Midstream pipelines and transportation infrastructure
• Downstream refineries and processing plants
• Offshore platforms and subsea installations
• LNG (Liquefied Natural Gas) terminals and cryogenic systems

Petrochemical & Chemical Industries:

• Chemical processing plants and reactors
• Fertilizer manufacturing units
• Pharmaceutical production facilities
• Specialty chemicals and polymer plants

Power Generation:

• Thermal power plants (coal, gas, oil-fired)
• Nuclear power facilities
• Combined cycle power plants
• Renewable energy projects (biomass, geothermal)

Water & Desalination:

• Seawater desalination plants (MSF, RO)
• Municipal water treatment facilities
• Wastewater treatment plants
• District cooling and heating systems

Marine & Offshore:

• Shipbuilding and ship repair
• Offshore oil and gas platforms
• FPSO (Floating Production Storage and Offloading) vessels
• Subsea pipeline infrastructure

Infrastructure & Construction:

• Industrial plants and factories
• Commercial buildings and complexes
• Metro and railway projects
• Airport infrastructure

Quality Assurance

Every product and service from Renin Piping Products is backed by our comprehensive quality assurance program:

• ISO 9001:2015 certified quality management system
• Raw material verification and certification
• In-process quality checks at every manufacturing stage
• Final inspection and testing before dispatch
• Complete documentation package including mill test certificates (EN 10204 Type 3.1)
• Material traceability from heat number to finished product
• Compliance with customer specifications and international standards

Why Choose Our Services?

• One-Stop Solution: Complete range of products and services under one roof
• Customization: Flexible manufacturing to meet specific project requirements
• Quality Guarantee: ISO certified processes and 100% quality assurance
• Competitive Pricing: Direct manufacturer pricing without intermediaries
• Timely Delivery: Efficient production planning and reliable logistics
• Technical Support: Expert engineering assistance throughout the project lifecycle
• Global Reach: Export experience to 35+ countries with comprehensive documentation
• After-Sales Service: Responsive customer support for queries and concerns