In method for manufacturing an external cladding for a laminate battery according to the present invention, austenitic stainless steel foil 32 having a thermoplastic resin layer 30 on one of a front surface and a rear surface and a lubricating film 31 on t...

Provided is a method of manufacturing a perforated pipe for a gas generator, this perforated pipe being such that even if the inside diameter is 10 mm or less, an opposing pair of holes can be formed easily and with high accuracy. Also provided is a gas ge...