ALLOY DESIG/UNS NO: Invar Piping 36% Ni Alloy Steel Piping
ALLOY DESIG/UNS NO: Invar Piping 36% Ni Alloy Steel Piping
(OP)
What is the B31.3 SA & ASTM or ALLOY DESIG/UNS NO. for Invar Piping 36% Ni Alloy Steel Piping
Leonard@thill.biz
Leonard@thill.biz





RE: ALLOY DESIG/UNS NO: Invar Piping 36% Ni Alloy Steel Piping
It falls under:
Boeing 33028
ASTM B753
ASTM F1684
MIL-S-16598
MIL-I-23011 Cl7
There is also a Super Invar 32-5 that has a lower thermal expansion.
RE: ALLOY DESIG/UNS NO: Invar Piping 36% Ni Alloy Steel Piping
The Japanese have done a lot of work with Invar 36 on cryogenic piping.
UNS K93600, K93601
ASTM B 388, B 753
DIN 1715
S.E.W. 385
Werkstoff Nr. 1.3912
AFNOR NF A54-301
http://www.a-1wire.com/Alloys/Datasheets/Nilo36.htm