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JSA
JIS G 4904 : 2017
Seamless nickel-chromium-iron alloy heat exchanger tubes
2017
15
Std. JISf 2021 V.2
This Standard specifies seamless nickel-chromium-iron alloy tubes to be used, for example for heat exchangers or condensers in chemical and petroleum industries, and steam generators in nuclear industry, where the tube is designed for exchanging heat between inside and outside of its body. It is not applicable to steel tubes for fired heater.