About Us
Sigmaflex is leading company engaged in manufacturing of Metallic expansion bellows & Hoses since 1991 . It manufacturers & exports metallic bellows expansion joints. One of our Managing Director Mr. Rajendra is Post Graduate in mechanical engineering from USA . He has worked in USA from 1974 -1990. He has broad experience in Engineering, Designing & Assisting in construction of refineries & chemical plants all over the world. He is technically expert in the field of Piping Flexibility.
PRODUCT
METALLIC EXPANSION BELLOWS, S.S CORRUGATED HOSES , TEFLON BELLOWS & HOSES.
Capacity : Cylindrical - 25 mm to 5000 mm plus
  Rectangular- ANY SIZE
  Square - ANY SIZE
Bellows are designed as per E.J.M.A. , A.S.M.E. section III (Nuclear), section VIII (pressure vessel) standards followed by generation of AutoCAD drawing & Sigmaflex Quality Assurance Plan. Quality Assurance Plan modified as per client's requirements.
We maintain greater control over quality during every phase of production complying with EJMA, A.S.M.E. standards of designing & welding in manufacturing of expansion Bellows.
Types of Bellows Manufactured :Single, Double, Universal, Hinged, Gimble, & Pressure Balanced Expansion Joints.
Technically Approved:  By third party inspection - Lloyds, Nuclear Power Corporation, NTPC, Tata Projects Ltd., Reliance and many more. We offer third party inspection as per client’s requirement.
Material  of Construction : CS , SS , Hastalloy , Inconel , Monel 

Testing Services Provided:

Pressure Testing – Hydraulic, Pneumatic, Vacuum
 
Non-Destructive Testing – Radiography, Die Penetration, Magnetic Particles, Spring Rate  
  Destructive Testing – Cycle Life
   

Any Other if Requires.

OBJECTIVE
Continue supplying Expansion Joints Bellows & Hose Assemblies having high quality & precision in welding & workmanship, along with maintaining product delivery in timely manner.
GOALS ACHIEVED
We have solid record of accomplishment for quality and product reliability, satisfied customer base all over India & have acquired contracts from clients in following sectors:
POWER AND ATOMIC ENERGY
CEMENT, CHEMICALS, PETROCHEM AND FERTILIZERS
METAL, INDUSTRIAL AND ENGINEERING
PHARMA, AUTOMOBILES, PAPER, SUGAR AND DAIRY PRODUCTS
  Clients list will be available on request.
EXPORT

UAE, Saudi Arabia, Singapore

PLAN
Continue with dynamism in designing, manufacturing, & delivering the quality product. Upgrade design & technology in accordance   with international standard.
GOALS
We like to sustain customer satisfaction.
Adhere to strict quality standards in all aspects of expansion joint design & manufacturing.
For detail information please visit our website: http://www.sigmaflexeng.com
* You can count on Sigmaflex to be your one source for metallic expansion Joints & Flexible Metal Hose Assemblies for exceptional service on a consistent basis.              
 
 
BELLOWS
HOSES
 
 
 
 
©Copyrights 2009. Sigmaflex. All Rights Reserved. E MAIL:  sigma@sigmabellows.com, sigmaflex.eng@gmail.com, sigmaflex@eth.net