Specification for carbon-manganese steel sheet and strip (softened) (for use in the softened condition: 460/600MPa) (suitable for welding)
碳锰钢板和钢带（软化）规范（用于软化条件:460/600MPa）（适用于焊接）

2015-04-30

Specification for carbon-manganese steel sheet and strip (for use in the hardened and tempered condition: 770/1000 MPa) (suitable for welding)
碳锰钢板和钢带规范（用于淬火和回火条件:770/1000 MPa）（适用于焊接）

2003-05-30

Specification for aircraft material. '20' carbon steel (suitable for welding) (25/35 tonf/sq in: maximum size 6 inches diameter or minor sectional dimension)
飞机材料规范20'碳钢（适用于焊接）（25/35吨/平方英寸:最大尺寸6英寸直径或较小截面尺寸）

1964-01-31

Specification for aircraft material. Manganese-molybdenum steel (55/65 tonf/sq in: limiting ruling section 2½ inches)
飞机材料规范 锰钼钢（55/65吨/平方英寸:限制截面2 1/2英寸）

1964-06-08

Specification for aircraft material. '40' carbon steel (normalized) (35/45 tonf/sq in: limiting ruling section 6 in)
飞机材料规范40'碳钢（正火）（35/45吨/平方英寸:限制截面6英寸）

1964-07-13

Specification for aircraft material. '40' carbon steel bright bars for machining (45-55 tonf/sq in: limiting ruling section 1 inch) (primarily intended for the manufacture of nuts)
飞机材料规范加工用40’碳钢光亮棒（45-55吨/平方英寸:限制截面1英寸）（主要用于制造螺母）

1964-01-31

Specification for aircraft material. '40' carbon steel bright bars for machining (55-65 tonf/sq in: limiting ruling section ¾ inch) (primarily intended for the manufacture of machined bolts)
飞机材料规范加工用40’碳钢光亮棒（55-65吨/平方英寸:限制划线截面3/4英寸）（主要用于制造加工螺栓）

1964-01-31

Specification for aircraft material. Semi-free cutting carbon steel, bright bars for machining (40-50 tonf/sq in: maximum size ½ inch diameter or minor sectional dimension) (primarily intended for the manufacture of nuts)
飞机材料规范 半易切削碳钢 加工用光亮棒材（40-50吨/平方英寸:最大尺寸1/2英寸直径或较小截面尺寸）（主要用于制造螺母）

1964-01-31