PFD / P&ID
📐 Process Design (PFD & P&ID)
- Process Flow Diagram (PFD)
- P&ID Development
- Process Optimization
- Hydraulic Calculations
Freelance Engineering Consultancy & Contract
ASME VIII
API 610
TEMA
AutoCAD
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🔄 Lifetime Updates
Helping engineers design equipment faster through engineering consultancy, equipment design, premium Excel templates, free engineering calculators and live industrial project experience.
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Heat Exchanger
Pump Design
Compressor
Mechanical Engineering
Chemical Engineering
Project Management
Free Calculators
Our Core Services
Engineering Services That Deliver
From concept to construction — process design, equipment engineering and drafting services built on live industrial project experience.
PFD / P&ID
SIZING
⚙️ Equipment Sizing & Mechanical Design
- Pump Sizing & Selection
- Heat Exchanger Design
- Pressure Vessel Design
- Storage Tank, Reactor & Column Design
MTO / BOQ
📋 MTO / BOQ Preparation
- Piping Material Take-Off
- Structural & Equipment BOQ
- Vendor RFQ Support
- Cost Estimation
PDS / MDS
📄 PDS / MDS Datasheets
- Process Datasheets (PDS)
- Mechanical Datasheets (MDS)
- Vendor Document Review
- Engineering Procurement Support
2D / 3D
✏️ 2D / 3D & Isometric Drafting
- AutoCAD GA Drawings
- Piping Isometrics
- AVEVA 3D Modelling
- As-Built Documentation
TOOLS
📊 Engineering Spreadsheets & Calculators
- 100+ Excel Design Templates
- 25+ Free Online Calculators
- ASME, API & TEMA Based
- Custom Tool Development
◆ 10,000+ Engineers Trust GrowMechanical
◆ Used in 25+ Countries Worldwide
◆ 40+ Premium Excel Engineering Tools
◆ ASME | API | ISO | IEC | NFPA Compliant Calculations
◆ Zero Formula Errors — Opens Clean in Excel
◆ Lifetime Access + Free Updates Included
◆ Process Design PFD/P&ID | MTO/BOQ | Equipment Sizing
◆ GST Invoice Available | Instant Download
◆ 10,000+ Engineers Trust GrowMechanical
◆ Used in 25+ Countries Worldwide
◆ 40+ Premium Excel Engineering Tools
◆ ASME | API | ISO | IEC | NFPA Compliant Calculations
◆ Zero Formula Errors — Opens Clean in Excel
◆ Lifetime Access + Free Updates Included
◆ Process Design PFD/P&ID | MTO/BOQ | Equipment Sizing
◆ GST Invoice Available | Instant Download
Why Choose Grow Mechanical?
Practical Engineering, Proven on Real Plants
✔ 14+ Years Industrial Experience
✔ Live Industrial Project Experience
✔ ASME, API & TEMA Based Design
✔ Practical Engineering Solutions
✔ Worldwide Digital Delivery
✔ Fast Turnaround
✔ Affordable Pricing
✔ Dedicated Engineering Support
Industries We Serve
Engineering Support Across Every Process Industry
About GrowMechanical
Professional Engineering Consultancy Serving Industries Worldwide
GrowMechanical is a professional engineering consultancy specialising in process design (PFD/P&ID), equipment sizing, MTO/BOQ, PDS/MDS preparation, and 2D/3D/isometric drafting. We support EPC and plant design projects with fast, accurate AutoCAD/AVEVA-based design, documentation, and optimisation services.
Our professionally engineered spreadsheet tools are validated on live industrial projects and trusted by engineers at refineries, fertilizer plants, EPC consultancies and academic institutions across 25+ countries.
14+
Years Industrial Experience
100+
Engineering Templates
600+
Engineering Articles
98%
Customer Satisfaction
STANDARDS WE FOLLOW
ASMEAPIISO
IECNFPAISTEMA
What We Do
Complete Engineering Services
End-to-end process and mechanical engineering support for EPC, PMC and plant design projects.
Process Design (PFD/P&ID)
Detailed process flow diagrams and piping & instrumentation diagrams aligned to ASME/ISO standards for new plant and revamp projects.
Equipment Sizing & Selection
ASME/API-compliant sizing for heat exchangers, pumps, compressors, scrubbers, reactors, vessels and utility equipment.
MTO / BOQ Preparation
Accurate material take-off and bill of quantities for piping, structural steel, instruments, electrical and civil works.
2D/3D & Isometric Drafting
High-quality AutoCAD and AVEVA-based 2D layouts, 3D models, isometric drawings and GA drawings for client submission.
Engineering Spreadsheet Tools
Mass balance, heat balance, plant economics, modular process design — professional Excel workbooks validated for industrial use.
PMC / EPC Project Support
Project management consultancy covering FEED, detailed engineering, procurement support, construction supervision and commissioning.
Free Online Calculators
Explore All 25+ Tools →
Instant Engineering Tools
25+ free calculators. No sign-up required.
🔧
Pipe Pressure Drop
Friction losses and total head loss in fluid lines
Launch tool →
💧
NPSHa Calculator
Net Positive Suction Head to prevent cavitation
Launch tool →
🎛️
Control Valve Sizing
Flow, pressure, Cv requirement calculator
Launch tool →
🔄
Unit Converter
Pressure, flow, temperature — instant conversion
Launch tool →
♨️
Steam Properties
Saturation temperature, enthalpy, specific volume
Launch tool →
💨
Condensate Flow
Flash steam generation and condensate return
Launch tool →
🔥
Heat Duty Calculator
Thermal load for process heating and cooling
Launch tool →
📈
LMTD Calculator
Log Mean Temperature Difference for HX design
Launch tool →
Engineering Spreadsheets
Professional Design Workbooks
Ready-to-use, fully validated Excel workbooks. Zero formula errors. Opens clean every time.
15 process streams fully characterised
Component mass balance across 6 unit ops
Molar flow, stoichiometry, recycle & purge
Phase envelope & Rachford-Rice flash calc
Balance closure 0.52% — PASS
Reactor jacket design: 880.4 kW fully sized
LMTD + NTU-ε method for all 4 exchangers
Pinch analysis: 421 kW recovery identified
Cooling tower, boiler & insulation design
Overall energy closure 4.6% — PASS
Equipment sizing: reactor, HX, pumps, tanks
Skid layout, structural frame & foundation
Utilities, piping, instrumentation, electrical
Costing & BOQ + commissioning checklists
ASME / API / ISO / IEC / NFPA codes
CAPEX buildup: PCE → FCI → TCI
10-year income statement & cash flow
NPV, IRR, payback, DSCR, Break-Even
Sensitivity analysis & scenario comparison
Lang factor, OPEX, depreciation (SLM/WDV)
Bundles & Pricing
Save More with Bundles
Lifetime access. One-time payment. All future updates included — no subscriptions.
Starter
Basic Toolkit
₹4499/once
For students & beginners exploring design fundamentals
✓ 5 Core Excel Design Sheets
✓ Standard Engineering Calculators
✓ 1 Year Free Updates
✓ GST Invoice Included
✓ Instant Download
🔥 MOST POPULAR
Professional
Pro Toolkit
₹5,499/once
For working engineers handling industrial design work
✓ 20+ Advanced Design Sheets
✓ Pumps · Heat Exchangers · Scrubbers
✓ Lifetime Free Updates
✓ Priority Email Support
✓ ASME / API Code Aligned
BEST VALUE
Enterprise
Lifetime Bundle
₹24,999/once
Everything we've built + all future toolkits — ideal for teams
✓ All 40+ Premium Excel Tools
✓ All Future Toolkits Included
✓ Priority Technical Support
✓ Commercial Use License
✓ Team Onboarding Guide
✅ Instant Download
🧾 GST Invoice Available
🔁 Free Lifetime Updates
🔒 Secure Checkout
📧 Email Support Included
Why Engineers Trust Us
Built by Engineers, For Engineers
01
Accurate, Field-Tested Calculations
Validated on live industrial projects for sizing, rating, and troubleshooting across all equipment and piping systems.
02
Lifetime Access & Continuous Updates
One-time purchase with version upgrades included — no recurring fees, no subscriptions, no lock-ins ever.
03
Trusted in 25+ Countries
Engineers, students and plant teams worldwide rely on our tools for faster decisions and fewer re-works on critical projects.
04
Industry Code Compliant
Aligned to ASME, API, ISO, IEC, NFPA and IS codes — ready for RFQs, client submissions and site audits.
Our Expertise
Tool Categories
Heat Exchanger DesignLMTD / NTU-ε
Pump & Compressor SizingAPI 610
Mass & Heat BalanceFirst Law
Plant Economics / CAPEXNPV / IRR
Process Safety / PSV SizingAPI 520
Scrubber & Separator DesignGPSA
Testimonials & Reviews
What Engineers Say About Us
Real feedback from engineers and EPC teams using GrowMechanical tools in day-to-day design work.
★★★★★
"The pump and pressure-drop sheets shaved hours off my weekly routine. Numbers line up with our plant data, and the UI doesn't fight me."
★★★★★
"Templates follow ASME/API expectations, so my submissions pass without back-and-forth. The notes beside formulas are a quiet superpower."
★★★★★
"Heat-exchanger sheet is crisp — inputs are minimal yet complete. Helps me compare options without spinning up full simulations."
★★★★★
"Reusable across projects. I duplicate, tweak, and attach to the design memo — everything stays traceable and audit-ready."
★★★★★
"Toolkits slot into our workflow — less rework during HAZOP and fewer email loops between disciplines."
★★★★★
"Formula refs are transparent, so audits are painless. Support answered a units question same day — impressive responsiveness."
Partners & Integrations
Tools We Work With
We collaborate with engineering software vendors and industry platforms to build standards-aligned workflows.
Autodesk
ANSYS
SolidWorks
AspenTech
MathWorks (MATLAB)
AVEVA
Siemens
Bentley Systems
COMSOL
● API-friendly clean exports for reports & QA
● Standards-aligned: ASME, API, IS codes
● Short guides for fast team onboarding
Educational Articles & Blog
Visit Blog →
Engineering Knowledge Hub
Design standards, sizing methods, troubleshooting and shop-floor realities.
Heat Exchanger
Complete Guide to Heat Exchanger Design
LMTD vs ε-NTU, materials, fouling control, duty checks, and plant-level optimisation.
Read Article →
Pumps
Pump Sizing & Selection Fundamentals
TDH, NPSHa, BEP matching, curve reading, and calculator workflows explained in depth.
Read Article →
Process Safety
Pressure Relief Systems: API 520/521
Scenarios, PSV sizing, documentation packs and audit-ready checklists for process safety.
Read Article →
Career & Freelance Opportunities
Join Our Engineering Network
Work on process, mechanical, piping and drafting projects worldwide. Remote-friendly. NDA available.
Freelance
Process Engineer
Equipment sizing, simulations, scrubbers/heat exchangers, troubleshooting and documentation for EPC projects.
PFD/P&IDEquipment SizingHAZOPASME/API
Freelance
Mechanical Draftsman
P&IDs, layouts, GA drawings, BOMs — remote CAD work with quality checklists and client delivery standards.
AutoCADAVEVAIsometrics3D Modelling
Consulting
Consultant Engineer
Design audits, debottlenecking, code compliance reviews and project management for complex industrial assignments.
Process SafetyDebottleneckingPMCCode Review
✅ Remote-Friendly | 🧾 GST Invoice Available | 🔒 NDA Available on Request
Frequently Asked Questions
Answers Before You Ask
What engineering services do you provide?
We provide process design (PFD/P&ID), equipment sizing and mechanical design, MTO/BOQ preparation, PDS/MDS datasheets, 2D/3D/isometric AutoCAD & AVEVA drafting, project management support, plant commissioning, procurement support, and engineering Excel templates.
Do you provide equipment sizing?
Yes — pump sizing, heat exchanger design, pressure vessel design, storage tanks, reactors, and distillation columns, all per ASME, API and TEMA codes.
Can I hire you for project management?
Yes. We support EPC and plant projects with planning, scheduling, procurement follow-up, shutdown planning, and execution monitoring. Contact us with your project scope for a proposal.
Do you provide AutoCAD drawings?
Yes — GA drawings, piping isometrics, equipment layouts, and AVEVA-based 3D models, delivered in editable DWG format with revisions included.
Can I request custom Excel templates?
Absolutely. Beyond our 100+ ready templates, we develop custom calculation sheets to your standards, inputs and report formats.
How quickly can you deliver engineering calculations?
Standard sizing calculations are typically delivered within 2–5 working days depending on complexity. Ready-made templates and free calculators are available instantly.
Get In Touch
Contact Us & Get a Quotation
Looking for expert engineering support? Send us a message and we'll respond within 24 hours.
GENERAL ENQUIRY
TECHNICAL SUPPORT
PHONE & WHATSAPP
LOCATION
Ghazipur, Uttar Pradesh, India
WEBSITE
CONNECT WITH US
RESPONSE TIME
Within 24 Hours
For all enquiries, quotations and technical support
Send Us a Message
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You can also email support@growmechanical.com directly.
