Standard Specification for Low-Carbon Nickel-Chromium-Molybdenum, Low-Carbon Nickel-Chromium-Molybdenum-Copper, Low-Carbon Nickel- Chromium-Molybdenum-Tantalum, Low-Carbon Nickel- Chromium-Molybdenum-Tungsten, and Low-Carbon Nickel- Molybdenum-Chromium Alloy Plate, Sheet, and Strip