Chemical & Water Treatment
RO, cooling, boiler and ETP chemistry, complete treatment and sewage plants, filtration media, and the laboratory instruments to verify performance.
- Chemicals
- Treatment plants
- Filtration
- Lab instruments
Chemicals · Water Treatment · Instrumentation
Treatment chemicals, water plants and process instrumentation
Two divisions under one roof. Chemistry and complete plants for RO, cooling, boiler and effluent water — and precision fittings, valves and analyser systems for oil & gas. Specified against your conditions, documented properly, delivered on schedule.
8
Chemical groups
63
Chemical line items
5
Compliance standards
1
Point of contact
Compliant with
API
ASTM
ASME
ISO
IEC
What we do
Two divisions, one point of contact
Water chemistry and the plants that run it, alongside the instrumentation that measures and controls it.
Instrumentation & Valves
Precision tube and pipe fittings, needle, ball, manifold and check valves, seamless tubing and analyser systems in SS316 and specialist alloys.
- Fittings
- Valves
- Tubing
- Analyser systems
Chemical & water treatment
Eight solution groups, sixty-three line items
Dosing chemistry, plant and vessel manufacturing, filtration media and testing instruments — supplied as single items or as a complete package.
01
RO Chemicals & Components
- RO antiscalant chemicals
- RO membrane cleaning chemicals
- SMBS chemicals
- RO dosing pumps
- RO membranes
02
Cooling Water Chemicals
- Cooling water descaling chemicals
- Scale inhibitors
- Corrosion inhibitors
- Microbiocides
- Biodispersants
03
Boiler Water Chemicals
- Oxygen scavengers
- pH boosters
- Boiler descaling chemicals
- Sludge conditioners
- Scale and corrosion inhibitors
04
Wastewater / ETP Chemicals
- Colour removal chemicals
- Polyelectrolytes
- Ferric chloride
- Ferric sulphate
- PAC
05
Water Treatment Plants
- DM plant manufacturing
- Softening plant manufacturing
- RO plant manufacturing
- Softener / DM resins
- Sand & carbon filters
06
Wastewater Treatment
- ETP manufacturing
- Sewage plant manufacturing
- RO plants for wastewater
- Activated carbon
- Aerators
07
Commercial Chemicals
- Sodium hypochlorite
- Hydrochloric acid (HCl)
- Sulfuric acid (H₂SO₄)
- Caustic lye & flakes
- Soda ash
08
Laboratory Equipment
- pH meters
- TDS meters
- Bacteria test kits
- Water analysis test kits
- Spectrophotometers
Who we are
A specialised sourcing and supply partner for critical industrial systems
Petro Engineering Private Limited supplies water treatment chemistry and process instrumentation from a base in Mumbai — to plants across India, and on export. Two divisions, one accountable point of contact.
We support refineries, petrochemical plants, EPC contractors and system integrators with certified equipment, dosing chemistry, treatment plants and precision fittings from manufacturers we have already qualified.
Instrumentation & valves
Precision fittings, valves and analytical systems
Instrumentation-grade components in SS316, carbon steel, brass and specialist alloys — sized 1/8" to 1" and rated to 10,000 psi.
1/8"–1"
Tube Fittings
Unions, elbows, tees and adapters in SS316, carbon steel, brass and alloy — rated up to 6000 psi.
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2-way & 3-way
Ball Valves
2-way and 3-way instrumentation ball valves in SS316 and carbon steel, rated up to 6000 psi.
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10,000 psi
Needle Valves
Straight and angle pattern needle valves in SS316 and alloy for precise high-pressure flow control.
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2, 3 & 5 valve
Manifold Valves
2-valve, 3-valve and 5-valve manifolds in SS316 with 1/2" NPT connections for instrumentation service.
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ASTM A269
Tubing Coils
Seamless instrument tubing in SS316L, duplex, copper and alloy to ASTM A269 and A213.
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Turnkey
Analyser Systems
Sample conditioning systems, analyser shelters, gas analysers and calibration support.
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Capabilities
Complete, compliant and performance-driven solutions
Six capability areas covering the full lifecycle of a process installation — from raw water through to emergency shutdown.
Water Treatment
Purification and desalination packages engineered for industrial duty, supplied skid-mounted or containerised for rapid site deployment.
- Reverse Osmosis (RO) water purification systems
- Industrial RO systems
- Brackish & seawater RO plants
- Containerised RO units
- UF, NF & desalination solutions
Analytical Solutions
Measurement and sampling packages built around the analyser, with the conditioning, shelter and calibration support that keeps readings trustworthy.
- Gas analysers — O₂, H₂S, CO₂ and hydrocarbon
- Water quality analysers
- Sample conditioning systems
- Analyser shelters
- Calibration & maintenance services
Instrumentation
Field instruments and control hardware selected against your datasheets, supplied with the certification your QA team expects.
- Pressure, temperature & flow instruments
- Level transmitters & gauges
- Control valves & actuators
- PLC & SCADA systems
- Junction boxes & control panels
Mechanical Solutions
Rotating equipment, pressure containment and fabrication scope handled through the same single point of contact as your instrumentation.
- Pumps & skid packages
- Filters & strainers
- Piping & fittings
- Pressure vessels
- Structural & fabrication works
Fire & Gas Systems
Detection and shutdown hardware supplied as a coordinated package, with ESD integration handled alongside the field devices.
- Gas detection systems
- Flame & smoke detectors
- Fire alarm systems
- F&G control panels
- Emergency Shutdown (ESD) integration
Engineering Services
Safety and environmental studies delivered to the standard your regulator and your insurer both need to see.
- HAZOP / HAZID studies
- QRA (Quantitative Risk Assessment)
- Environmental impact studies
- Fire & explosion risk assessment
- HSE documentation & compliance
Why choose us
Why leading industrial companies partner with Petro Engineering
Procurement is only as good as the documentation behind it. Here is what you get on every order.
Global supplier network
Direct access to approved manufacturers worldwide, so specification-critical items are sourced from the right OEM rather than the nearest one.
Technical & commercial expertise
Engineers who read the datasheet before quoting — so what arrives on site matches what the design intended.
Compliance with international standards
API, ASTM, ASME, ISO and IEC conformity verified at source, with material traceability maintained end to end.
Competitive & transparent pricing
Clear commercial terms with no hidden margin. You see what the item costs and what the handling costs.
Reliable delivery & documentation control
MTCs, test certificates and export paperwork assembled before dispatch — not chased afterwards.
Single point of contact
One accountable contact across a multi-vendor scope, instead of chasing six suppliers for one delivery date.
Our services
End-to-end support, from enquiry to site delivery
Six services that wrap around the hardware — because the equipment is rarely the hard part.
Oil & Gas Equipment Sourcing
We source a wide range of oil and gas equipment from approved and reputable manufacturers, ensuring compliance with international standards such as API, ASTM, ASME, ISO and IEC.
Learn moreProject Procurement Support
End-to-end procurement support for EPC and turnkey projects, including RFQ management, vendor evaluation, technical & commercial alignment, and expediting.
Learn moreInspection & Quality Assurance
Third-party inspection coordination, MTC verification, FAT/SAT support, and full documentation control to meet project and client requirements.
Learn moreVendor & Manufacturer Representation
We connect global manufacturers with regional oil and gas projects, acting as a reliable local sourcing and commercial partner.
Learn moreLogistics & Export Handling
Efficient logistics solutions, including packing, export documentation, and global delivery support.
Learn moreTechnical Consultation & Engineering Support
We provide expert guidance on equipment selection, specifications, and project alignment to ensure safe and efficient operations.
Learn moreHonesty. Clarity. Accountability.
Our clients trust us because we communicate openly and deliver what we commit to — in every interaction, on every order.
We're here to source. Call us today.
Send us your specification, line list or RFQ — we'll come back with a compliant, costed proposal.