ASME SB338

seamless and welded titanium tubes for condensors and heat exchanger

ASTM B338

seamless and welded titanium tubes for condensors and heat exchanger

ASTM B626

Standard specifications of welded nickeland its alloy tubes

ASTM B704

Welded alloy tubes UNS N06625、UNS N06219 and UNS N08825

GB/T 12771-2000

Welded stainless steel tube used for Liquid transport

GB 151

 Tube shell heat exchanger

HG 20537.2

Technical requirements of austenitic welded stainless steel tubes for tube shell heat exchanger 

HG 20537.3

Technical requirements of austenitic welded stainless steel tubes for chemical equipments

ASTM A249

austenitic welded stainless steel tubes for boiler,superheater,heat exchanger

ASTM A312

 austenitic seamless and welded stainless steel tubes

ASTM A688

austenitic welded stainless steel tubes for feed water heating

ASTM A269

 austenitic seamless and welded stainless steel tubes for general uses

ASTM A789

 austenitic seamless and welded stainless steel tubes for general uses