About KRR Tanks
Established in 1976, KRR Engineering Private Limited has grown into one of India’s leading heavy engineering companies and a trusted air volume tank supplier and air receiver supplier for industrial applications.
With over four decades of engineering expertise, KRR specializes in the design and manufacture of pressure vessels, air receivers, air volume tanks, heat exchangers, reactors, columns, towers, and other critical process equipment used across industries such as oil & gas, chemical, power, water treatment, and manufacturing.
As an experienced pressure vessel manufacturer, KRR combines advanced fabrication technology, strict quality control, and efficient manufacturing processes to deliver reliable and durable equipment. Our facilities operate under ISO 9001 quality standards, ensuring consistent product performance and compliance with global engineering requirements.
Recognized as a dependable air receiver supplier and air volume tank supplier in India, we focus on delivering high-quality pressure equipment that meets customer specifications, international standards, and demanding industrial operating conditions.
At KRR, our commitment is simple — engineering excellence, timely delivery, and long-term customer satisfaction.

Vision
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To Become a world leader in Air Volume Tank Manufacturing.
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To Establish the customer base world-wide.
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Deliver on time with good quality and enrich customer experience.
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To set up warehouses in different parts of the world for easy distribution.
Mission
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Our objective is not only to become an industry leader but also a thought leader in the industry.
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Innovate and improve constantly to stay a step ahead and deliver better value every time.
Values
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Innovation
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Challenges and Growth
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Quality and Time
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Transparency
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Commitment & Reliability

Design Codes & Standards
Design and construction of all sizes of tank specified in this catalogue are done under the ASME Section VIII Division I (latest edition). KRR has the capability to also manufacture the Air Volume tanks/Receiver tanks as per customer requirements.
Engineering Capabilities
KRR designs tanks with high–end design tools such as PV Elite. Our engineering professionals are highly trained in AutoCAD to cater various client requirements.
Manufacturing Capabilities
KRR has the facility to manufacture tanks up to a diameter of 6 m, Thickness up to 60 mm, and length up to 35 m. In terms of the capacity of the tank, the product size starts from 5 Litres to 6,00,000 Litres. We do customize sizes based on the client or project requirements. In addition to the tanks, KRR shall supply accessories such as Ball Valves, Pressure Gauge, Manifold (Block and Bleed valve) and Safety Valves.



Advantage of KRR Tanks
In-house Facilities
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Dedicated Design Team.
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Software’s - PV Elite and AutoCAD.
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Rolling Machines (4 Nos.)
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Presses for Dish Forming - 4 Nos. Standard dies of size ID
293 mm ,316 mm, 390 mm, 510 mm, 610 mm, 750 mm , 875 mm,
1100 mm & 1600 mm are available in-house.
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Separate Bay for Air Volume Tank/Receiver Tank Manufacturing.
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Dedicated Team for Fabrication with Qualified Welders.
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Testing Facilities - Dye Penetrant & Hydrotesting
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Blasting & Painting Booth.
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Pickling and Passivation.
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Packing Facilities.
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Availability of Authorized Inspector (TPI)

Material of Construction of KRR Tanks
Carbon Steel
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SA 516 Gr.70
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SA 36
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SA 106 Gr. B Pipes and Endcap
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SA 240 Gr. 304 / 304 L
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SA 240 Gr. 316 / 316 L
Tank Nozzles
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Couplings (NPT & BSPT)
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Flanged Connections -WNRF /SORF
Surface Preparations
Blasting as Per SA 2/2.5/3.0
(Copper slag, Metal shots & Glass beads)
EXTERNAL SURFACES
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Un-painted Tanks (Varnish)
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1 Coat System
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2 Coat System
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3 Coat System
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4 Coat System
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Galvanized
INTERNAL SURAFCES
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1 Coat System
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Galvanized
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Colour & Paint make:
As per Customer preference

Dishend Sizes


