本规范涵盖了在固溶和沉淀热处理条件下的棒材、锻件和闪光焊环形式的耐腐蚀和耐热镍合金。本规范涵盖的产品的标称直径或平行侧面之间的最大横截面尺寸（厚度）限制在10.00英寸（254 mm）以下，标称横截面面积为78.54平方英寸（503 cm2）。坯料可以是任何尺寸的锻件或闪光焊环。

This specification covers a corrosion- and heat-resistant nickel alloy in the form of bars, forgings, and flash welded rings in the solution and precipitation heat treated condition. Product covered by this specification is limited to 10.00 inches (254 mm) and under in nominal diameter or maximum cross-sectional dimension between parallel sides (thickness) and nominal cross sectional area of 78.54 in2(503 cm2). Stock may be of any size for forging or flash welded rings.