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  Home > Products > Stainless Steel
 
  Stainless Steel
 
 
:: Seamless Tubes and Pipes
 
Ratnamani's Stainless Steel Seamless Tubes & Pipes division consist of a Hot Extrusion Press, number of Cold Pilgering Mills, Draw Benches, Heat Treatment Furnances, U-Blending Facilities and all necessary testing equipments to produce high quality tubes & pipes confirming to various International Standards. These facilities are capable of manufacturing Martensitic, Ferritic, Austentic and various Duplex grades.

The tubes are supplied according to appropriate standards as well as customer specifications in a large vatriety of steel grade and dimensions. Specific requirements on execution, tolerances, lengths, mechanical and corrosion properties are offered on request.
 
Products Manufactured:
Heat Exchanger Straight & U-Tubes
Instrumentation Tubes
Pipes
 
Product Range:
Products
Size / Range
Thickness
Specification
Heat Exchanger
Tubes
10.00 MM to
50.80 MM OD
1.00 MM to
4.00 MM
ASTM A-213, A-268, A-269,
A-270, A-789
DIN-17456 & 17458 ( Class-1)
U-Tubes as per Customer's Drawing
Instrumentation Tubes
6.00 MM to
25.40 MM OD
0.50 MM to
6.00 MM
ASTM A-213, A-269,
DIN-17456 & 17458 (Class-1)
Pipes
1/8" to 1" NB
Ab. 1" to 4" NB
Ab. 4" to 8" NB
Sch. 5,10,40,80(S)
Sch. 5,10,40(S)
Sch. 5,10,40(S)
ASTM A-312, A-790, API 5L-C
Grades:

TP-304/L/LN/H, TP-316/L/LN/H/Ti, TP-317L, TP-321/H, TP-347/H
TP-405, TP-410, TP430
UNS 31500, 31803, 32205
  Click here to View Process Chart.
 
Salient Features
 
 
Wide manufacturing range.
 
Competence to produce tubes with precision tolerances.
 
 
Capability to produce Bright Annealed Heat Exchanger Tubes upto a developed lenght of 30 Meters.
 
All testing facilities in-house to meet International Standards.
 
 
Application:
The products manufactured finds wide range of application in Oil and Gas Exploration, Refineries & Petrochemicals, Thermal and Nuclear Power Plants, Chemical Industries, Fertilizer Plant, Aero-Space, Pharmaceutical, Food and Dairy application etc.
 
 
 
Copyrights Ratnamani Metals and Tubes Ltd.