Steel gate, globe and check valves for sizes DN 100 and smaller, for the petroleum and natural gas industries (ISO 15761:2020); English version EN ISO 15761:2020— 58 стр.
Steel gate, glob and check valves for sizes DN 100 and smaller, for the petroleum and natural gas industries (ISO 15761:2002); German version EN ISO 15761:2002 (German and English text)— 84 стр.
Steel gate, globe and check valves for sizes DN 100 and smaller, for the petroleum and natural gas industries (ISO 15761:2020); English version EN ISO 15761:2020
Steel gate, glob and check valves for sizes DN 100 and smaller, for the petroleum and natural gas industries (ISO 15761:2002); German version EN ISO 15761:2002 (German and English text)— 84 стр.