Specifications

Standard Specification Applications
ASTMIASME NSA213 Seamless Ferritic and Austenitic Alloy Steel Boiler, Super Heater & Heat Exchanger Tubes.
AISA 249 Welded Austenitic Steel Boiler, Super Heater, Heat Exchanger & Condenser Tubes.
ASA 268 Seamless and Welded Ferritic and Martensitics Stainless Steel Tubing for general service.
AISA 269 Seamless and Welded Austenitic Stainless Stee! Tubing for general service.
AISA 312 Seamless and Welded Austentic Stainless Steel Pipes.
AISA 358 Welded Pipes for high temperature sevice.
AISA 688 Welded Feed Water Heater 'U' Tubes.
GERMANEN EN10216-5 Seamless Steel Tubes for pressure purpose
EN10216-6 Welded Steel Tubes for pressure purpose
NF
NF A 49-117
Seamless Ferritic & Austenitic Stainless Stee! Tubes for general services.
 
NF A 49-217
Seamless Ferrtic, Austenitic & Ferrite-Austentic Stainless Steel Tubes for Heat Exchanger
JIS
JIS G 3459
Seamless Steel Pipes
 
JIS G 3463
Stainless Stee! Boiler and Heat Exchanger Tubes
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