PIPING DESIGN& DRAFTING SERVICES

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 Sandhya design consultancy is one of the leading design consultancy started in 1963 founded by late Subrmanyam Roy, presently our branches in United States(u.s), Dubai uae and India.  We provide design calculations and detailing CAD drawings for petroleum  storage tanks, water storage tanks and chemical storage tanks all other storage tanks

       

           Our major clients in 2017 and 2018 are, faster wheeler, saipem, petrofac, aldia designs, dow chemicals etc..

    Total projects completed in 2017 - 256

    Total projects complect in 2018 - 430

We provide project management services for all type of piping design

 

Responsible for designs from initial conceptual through fabrication and commissioning.

Isometric / Fabrication / Erection drawings.
Pipe Stress Analysis (Static & Dynamic) using CAESAR II.
3D modeling and design using PDS / PDMS / Auto Plant.

Support detail drawing preparation

ASME Standard CODES FOR PIPING:
B31.1: Power Piping is for piping associated with power plants
B31.3: Process Piping
B31.4: Liquid Transportation Systems for Hydrocarbons and Other Liquids
B31.2: Fuel Gas Piping
B31.5: Refrigeration Piping and Heat Transfer Components
B31.8: Gas Transmission and Distribution Piping Systems addresses the transportation of gases.
B31.9: Building Services Piping.
B31.11: Slurry Piping Systems, mostly applies to buried piping systems that transport slurries
B31.12: Hydrogen Piping System.
Water  Piping system design.
Fire Protection Piping Systems design
Waste water and Storm water Piping design.
Steam  Piping Systems design.
Process piping systems design.
Oil  Piping systems design
Gas Systems Piping design
Fuel Gas Distribution Piping Systems design
Cryogenic and Refrigeration Systems Piping design
Power piping systems design
Compressed-Air piping Systems design
Vessels/Tanks piping system design.
Underground Piping
Utility & Process Piping
oil & gas  Piping Systems.

MATERIAL OF CONSTRUCTION:

cast-iron piping/carbon steel/stainless steel/copper tubing/titanium piping/aluminium piping and tubing.
PVC (Polyvinyl Chloride) Piping/Polybutylene (PB) Piping/Polyethylene (PE) and High-Density Polyethylene (HDPE )/Piping/Fiberglass Reinforced Plastic (FRP ) Pipin
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Piping design

Determination of required pipe size(diameter) & Schedule (Thickness) with standard Codes.
Determining the pressure losses in  piping.
Piping design for high vacuum system (less than 1 Torr), High temperature condition, High pressure condition.
Steam trap selection for industrial applications
Expansion joint selection and application.
Friction loss in pipes handling solids in suspension.
Selection and Use of Pipeline Materials for different applications.
Pipe-Supporting Elements and Methods Calculations.
Development of piping general arrangement drawings.
Preparation of line list by using P&ID.
Draw piping isometric from equipment layout with BOM.
Preparation of Bulk & final MTO as per P&ID, GAD, ISO.
Developing pipe routing and layouts as per Standards
Preparation of pressure drop calculation.
Pressure – Temperature ratings of fittings, flanges & valves.
Calculation of pipe wall thickness & friction loss.
Reinforcement pad calculation.
Pressure design of mitre bend, blanks & blind flanges.
Pipe Span calculation and selection of supports.
Conversant with international codes and standards-ASME, ASTM, API, BS, IS.
Preparation of line list, valve list, Fittings & M T O.
Generating line list, critical line list for stress analysis from the P & IDs.
Designing of Pipe Racks, Expansion loop sizing & Jacket piping.
Guide spacing calculations for expansion joints.
Material selection based on design condition.
Design and generate piping supports as per standards.
Preparation of Nozzle Orientation of process Equipment

 

3D modeling

3D modelling of equipment's, piping and structures in PDMS.
Pipe routing- As per piping layout and P&ID
Isometric Generation- As per pipe routing
Generating 3-D plant layout drawing showing details of structural design & process equipment's.
Clash detection test performed on the model for any overlap in piping routing. Preparation of advance bill of material.
Export the drawing to AutoCAD
STRESS ANALYSIS WITH CAESAR-II
- Piping flexibility analysis & preparation of stress reports.
- Thermal displacement calculations of equipment’s.
- Analysis of existing lines connected to rotating equipment.
- Stress analysis of critical lines and sensitive equipment systems.
- Pipe stress analysis static and dynamic using CAESER II software.
- Equipment nozzle thermal growth.
- Stress and stability calculations and review of vendor drawings.
- Stress analysis and deflection calculations.
- Stress Analysis and Pressure Drop Analysis throughout the system.
- Stress analysis for Seismic and Wind cases.
- Analysis with allowable span calculations.
- Flexible analysis using Nomo graphs.
- Calculations of stress intensification factor.
Selection of Pressure Relief Valves (PRVs)/Rupture Disks​
ASME Boiler and Pressure Vessel Code – Section I Requirements
ASME Boiler and Pressure Vessel Code – Section VIII Requirements

 

 

 

 

 

 

  • Piping general arrangement drawings

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PDMS pipe 3D modeling  Software.

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CAESER-II PIPING STRESS ANALYSIS SOFTWARE

 storage tanks is used in low vapour everopration for fixed roof tanks , this tanks construction cost is less compere to the floating roof storage tanks, fpr high evopration of vapours for more details click storage tank design

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