Gate, Globe, and Check Valves for Sizes DN 100 (NPS 4) and Smaller for the Petroleum and Natural Gas Industries, Tenth Edition, Includes Errata (September 2016)— 57 стр.
Gate, Globe, and Check Valves for Sizes DN 100 (NPS 4) and Smaller for the Petroleum and Natural Gas Industries, Tenth Edition, Includes Errata (September 2016)— 57 стр.