ASTM B574-99a
低碳镍钼铬、低碳镍铬钼、低碳镍钼铬钽、低碳镍铬钼铜和低碳镍铬钼钨合金杆规范
Spec for Low-Carbon Nickel-Molybdenum-Chromium, Low-Carbon Nickel-Chromium-Molybdenum, Low-Carbon Nickel-Molybdenum-Chromium-Tantalum, Low-Carbon Nickel-Chromium-Molybdenum-Copper, Low-Carbon Nickel-Chromium-Molybdenum-Tungsten Alloy Rod