目录 ANSI ASME API ASTM IEEE ISA DIN BS ISO NF JIS EN
BS——英国国家标准学会目录
编号 中文名称 英文名称
BS 2A 61-1962 飞行器用铝合金制六角头螺栓(B.A和B.S.F螺纹)规范 (Specification for aluminium alloy hexagonal headed bolts (B.A. and B.S.F. threads) for aircraft)
BS 2B 25-2001 铜镍硅合金棒材、型材、锻坯、锻件和零件(热处理) (Copper-nickel-silicon alloy rods, sections, forging stock, forgings and parts (heat treated))
BS 2B 26-2001 铜镍硅合金棒材、型材和零件(溶液处理、冷加工和时效硬化) (Copper-nickel-silicon alloy rods, sections and parts (solution treated, cold worked and precipitation treated))
BS 2B 27-2002 铜锌铝镍硅合金管 (Copper-zinc-aluminium-nickel-silicon alloy tube)
BS 2B 28-2001 铜铍合金带材、箔及零件(溶液处理和时效硬化) (Copper-beryllium alloy strip, foil and parts (solution treated and precipitation treated))
BS 2B 29-2001 铜铍合金带材、箔及零件(溶液处理、冷轧:低硬度和时效硬化) (Copper-beryllium alloy strip, foil and parts (solution treated, cold rolled: quarter hard and precipitation treated))
BS 2B 30-2001 铜铍合金带材、箔及零件(溶液处理、冷轧:半硬度和时效硬化) (Copper-beryllium alloy strip, foil and parts (solution treated, cold rolled: half hard and precipitation treated))
BS 2B 31-2001 铜铍合金带材、箔及零件(溶液处理、冷轧:全硬度和时效硬化) (Copper-beryllium alloy strip, foil and parts (solution treated, cold rolled: full hard and precipitation treated))
BS 2B 32-2001 铜铍合金棒材、型材及零件(溶液处理和时效硬化) (Copper-beryllium alloy rods, sections and parts (solution treated and precipitation treated))
BS 2B 33-2001 铜铍合金丝及弹簧(溶液处理和时效硬化) (Copper-beryllium alloy wire and springs (solution treated and precipitation treated))
BS 2C 11-1989 飞机压力舱的地面压力试验连接件规范 (Specification for ground pressure test connections for aircraft pressure cabins)
BS 2C 12-1980 飞机用千斤顶底板规范 (Specification for jacking pads for aircraft)
BS 2C 13-1988 飞机重力灌注燃油口及有关供燃油嘴的尺寸规范(米制系列) (Specification for sizes of aircraft gravity filling orifices and associated replenishment nozzles (metric series))
BS 2C 19-1994 新型压力再浇油连接器规范 (Specification for pressure re-oiling connection (new type))
BS 2C 4-1973 航空发动机制冷剂压力补充灌注连接件的连接尺寸规范 (Specification for coupling dimensions for aero-engine refrigerant pressure replenishment connections)
BS 2C 5-1976 液态氧补充灌注连接管的配合尺寸规范 (Specification for mating dimensions for liquid oxygen replenishment couplings)
BS 2C 8-1988 飞机乘客设备和货物约束用围栏和支柱结构规范 (Specification for rail and stud configuration for aircraft passenger equipment and cargo restraint)
BS 2E 21-1957 飞机用普兰式电缆 (Pren type electric cables for aircraft)
BS 2F 127-1991 适用于航空航天用天然或合成弹性体覆层尼龙织物规范 (Specification for nylon fabrics suitable for coating with natural or synthetic elastomers for aerospace purposes)
BS 2F 128-1992 适合于航空用的棉带规范(额定经纱为R310特) (Specification for cotton webbing suitable for aerospace purposes (warp yarn nominally R 310 tex))
BS 2F 132-2002 航空航天用有规定尺寸稳定性的尼龙编织绳 (Braided nylon cord with specified dimensional stability for aerospace purposes)
BS 2F 134-2002 航空航天用聚酯缝纫细轴线 (Continuous filament polyester sewing thread suitable for aerospace purposes)
BS 2F 142-1999 航空航天用抗水解的涂覆热塑性聚合物聚氨酯弹性物的尼龙纤维 (Hydrolysis resistant, thermoplastic polyether polyurethane elastomer coated nylon fabric for aerospace purposes)
BS 2F 52-1959 航空用亚麻增强带 (Flax reinforcement webbing for aeronautical purposes)
BS 2F 66-1982 橡胶粘合的软木板规范 (Specification for rubber bonded cork sheets)
BS 2F 67-1980 航空燃料和发动机润滑油用软管规范 (Specification for hose for aviation fuel and engine lubricating oil for aeronautical purposes)
BS 2G 111-1955 飞机爬升率指示仪规范 (Specification for rate of climb indicators for aircraft)
BS 2G 112-1956 航空用风动航向陀螺仪规范 (Specification for air-driven directional gyroscopes for aircraft)
BS 2G 113-1956 航空用进气管压力表规范 (Specification for manifold pressure gauges for aircraft)
BS 2G 114-1953 航空用直流电流比率指示仪规范 (Specification for direct current ratiometer indicators for aircraft)
BS 2G 115-1956 航空用灵敏高度计规范 (Specification for sensitive altimeters for aircraft)
BS 2G 117-1975 压力驱动的空气速度表规范 (Specification for pressure-driven airspeed indicators)
BS 2G 124-1-1966 航空交流发电机规范.恒定频率 (Specification for a.c. generators for aircraft - Constant frequency)
BS 2G 124-2-1966 航空交流发电机规范.第2部分:可变频率 (Specification for a.c. generators for aircraft - Variable frequency)
BS 2G 127-1967 航空电源系统用电力变压器和电流互感器规范 (Specification for power and current transformers for use in aircraft electrical power supply systems)
BS 2G 132-1981 飞机用电磁操纵的接触器的一般要求规范 (Specification for general requirements for electromagnetically operated contactors for aircraft)
BS 2G 134-1970 直流发电机规范 (Specification for d.c. generators)
BS 2G 135-1967 电热皮托压头和皮托静压头规范 (Specification for electrically-heated pitot and pitotstatic pressure heads)
BS 2G 143-1965 航空用交流和直流旋转式和直线式执行机构规范 (Specification for a.c. and d.c. rotary and linear actuators for aircraft)
BS 2G 146-1966 航空用直流电动机规范 (Specification for d.c. motors for aircraft)
BS 2G 147-1-1966 航空用交流电动机规范.三相恒定频率鼠笼式感应电动机 (Specification for a.c. motors for aircraft - Three-phase constant frequency squirrel-cage induction motors)
BS 2G 147-2-1966 航空用交流电动机规范.第2部分:三相可变频率鼠笼式感应电动机 (Specification for a.c. motors for aircraft - Three-phase variable frequency squirrel-cage induction motors)
BS 2G 180-1974 航空用电缆固定编接规范 (Specification for permanent splicing of aircraft electrical cables)
BS 2G 182-1975 航空用压力驱动的马赫表规范 (Specification for pressure-driven machmeters for aircraft)
BS 2G 191-1988 使用整体白炽灯的航空指示仪照明规范 (Specification for lighting for aircraft indicators using integral filament lamps)
BS 2G 196-1971 静态反向变流机规范 (Specification for static invertors)
BS 2G 199-1984 航空仪器设计和校准用高度、空气速度和马赫数值表 (Schedule for tables relating to altitudes, airspeed and Mach numbers for use in aeronautical instrument design and calibration)
BS 2G 201-1996 测量器和气压高度指示表的规范 (Specification for counter and pointer pressure altimeters)
BS 2G 202-1988 直流和低频交流用安装在机体上的电连接器的设计和性能要求规范 (Specification for design and performance requirements for airframe-fit electrical connectors for d.c. and low frequency a.c. applications)
BS 2G 215-1-1985 航空用镍-铬和镍-铅热电偶延伸电缆.第1部分:导线规范 (Nickel-chromium and nickel-aluminium thermocouple extension cables for aircraft - Specification for conductors)
BS 2G 215-2-1989 航空用镍-铬和镍-铅热电偶延伸电缆.第2部分:终端规范 (Nickel-chromium and nickel-aluminium thermocouple extension cables for aircraft - Specification for terminations)
BS 2G 219-1983 航空用地面电源的一般要求规范 (Specification for general requirements for ground support electrical supplies for aircraft)
BS 2G 221-1980 航空用电力电缆(米制)规范 (Specification for Minyvin type electric cables (metric units))
BS 2G 223-1989 航空电缆用屏蔽终端装置规范 (Specification for screen terminating devices for aircraft electric cables)
BS 2G 232-1987 普通机体或设备互连用(135℃)绕扎绝缘电缆规范 (Specification for electric cables for general airframe or equipment interconnect use (135 鳦), wrapped insulation)
BS 2G 238-1996 普通机体或设备互连用(260℃)镀镍铜和铜合金导线绕扎绝缘电缆规范 (Specification for electric cables for general airframe or equipment interconnect use (260 鳦), nickel plated copper and copper alloy conductors, with wrapped insulation)
BS 2G 239-1992 飞行器用原活性锂电池规范 (Specification for primary active lithium batteries for use in aircraft)
BS 2HC 101-1990 沉淀硬化铬-镍-铜-钼钢铸件(950MPa)(铬14.0、镍4.5、铜2.5、钼1.5)规范 (Specification for precipitation hardening chromium-nickel-copper-molybdenum steel castings (950 MPa) (Cr 14.0, Ni 4.5, Cu 2.5, Mo 1.5))
BS 2HC 102-1990 沉淀硬化铬-镍-铜-钼钢铸件(1250MPa)(铬14.0、镍4.5、铜2.5、钼1.5)规范 (Specification for precipitation hardening chromium-nickel-copper-molybdenum steel castings (1250 MPa) (Cr 14.0, Ni 4.5, Cu 2.5, Mo 1.5))
BS 2HC 203-1989 镍-铬-铝-钼-铌合金铸件规范 (镍基铬13.0、铝6.0、钼4.5、铌2.3(Specification for nickel-chromium-aluminium-molybdenum-niobium alloy castings (Nickel base Cr 13.0, Al 6.0, Mo 4.5, Nb 2.3))
BS 2HC 204-1989 镍-钴-铬-铝-钛-钼合金铸件规范(镍基钴15.0、铬10.0、铝5.5、钛4.8、钼3.0) (Specification for nickel-cobalt-chromium-aluminium-titanium-molybdenum alloy castings (Nickel base Co 15.0, Cr 10.0, Al 5.5, Ti 4.8, Mo 3.0))
BS 2HC 207-1989 镍-钴-钨-铬-铝-钽-铪-钛合金铸件规范(镍基钴10.0、钨10.0、铬9.0、铝5.5、钽25、铪1.5、钛1.5) (Specification for nickel-cobalt-tungsten-chromium-aluminium-tantalum-hafnium-titanium alloy castings (Nickel base Co 10.0, W 10.0, Cr 9.0, Al 5.5, Ta 2.5, Hf 1.5, Ti 1.5))
BS 2HC 208-1989 镍-钴-钨-铬-铝-钼-钛-钽合金铸件规范(镍基钴10.0、钨10.0、铬9.0、铝5.5、钼2.5、钛1.5、钽1.5) (Specification for nickel-cobalt-tungsten-chromium-aluminium-molybdenum-titanium-tantalum alloy castings (nickel base Co 10.0, W 10.0, Cr 9.0, Al 5.5, Mo 2.5, Ti 1.5, Ta 1.5))
BS 2HC 209-1989 低碳、沉淀硬化镍-铬-铝-钼-铌合金铸件规范(镍基铬11.5、铝6.0、钼4.0、铌2.0) (Specification for low carbon, precipitation hardening nickel-chromium-aluminium-molybdenum-niobium alloy castings (Nickel base Cr 11.5, Al 6.0, Mo 4.0, Nb 2.0))
BS 2HC 210-1989 镍-钨-铝-铬-钼合金铸件规范(镍基钨10.5、铝6.0、铬6.0、钼2.0) (Specification for nickel-tungsten-aluminium-chromium-molybdenum alloy castings (Nickel base W 10.5, Al 6.0, Cr 6.0, Mo 2.0))
BS 2HC 211-1989 镍-铬-钴-钼-铝钛合金铸件规范(镍基铬15.5、钴10.0、钼8.3、铝4.2、钛3.6) (Specification for nickel-chromium-cobalt-molybdenum-aluminium-titanium alloy castings (Nickel base Cr 15.5, Co 10.0, Mo 8,3, Al 4.2, Ti 3.6))
BS 2HR 1-1973 镍-铬-钛铝耐热合金坯锭、棒材、锻件和部件(镍基、Cr 19.5、Ti2.2、Al1.4)规范 (Specification for nickel-chromium-titanium-aluminium heat-resisting alloy billets, bars, forgings and parts (nickel base, Cr 19.5, Ti 2.2, Al 1.4))
BS 2HR 2-1973 镍-铬-钛-铝耐热合金坯锭、棒材、锻件和部件(镍基、Cr 19.5、Co18.0、Ti25、Al1.5)规范 (Specification for nickel-chromium-cobalt-titanium-aluminium heat-resisting alloy billets, bars, forgings and parts (nickel base, Cr 19.5, Co 18.0, Ti 2.5, Al 1.5))
BS 2HR 201-1974 镍-铬-钛-铝耐热合金板材、薄板材和带材(镍基、Cr19.5、Ti2.2、Al1.4)规范 (Specification for nickel-chromium-titanium-aluminium heat-resisting alloy plate, sheet and strip (nickel base, Cr 19.5, Ti 2.2, Al 1.4))
BS 2HR 202-1973 镍-铬-钴-钛耐热合金薄板材和带材(镍基、Cr19.5、Co18.0、Ti2.5、Al1.5)规范 (Specification for nickel-chromium-cobalt-titanium-aluminium heat-resisting alloy sheet and strip (nickel base, Cr 19.5, Co 18.0, Ti 2.5, Al 1.5))
BS 2HR 401-1973 冷加工和软化的无缝镍铬钛铝耐热合金管(镍基、Cr19.5、Ti2.2、Al1.4)规范 (Specification for nickel-chromium-titanium-aluminium heat-resisting alloy cold worked and softened seamless tubes (nickel base, Cr 19.5, Ti 2.2, Al 1.4))
BS 2HR 501-1973 弹簧冷拉固溶热处理的镍铬钴钛铝耐热合金线材(镍基、Cr19.5、Co18.0、Ti2.5、Al1.5)规范 (Specification for nickel-chromium-cobalt-titanium-aluminium heat-resisting alloy cold drawn wire for springs (nickel base, Cr 19.5, Co 18.0, Ti 2.5, Al 1.5))
BS 2HR 502-1973 弹簧用冷拉和固溶热处理的镍铬钴钛铝耐热合金线材(镍基、Cr19.5、Co18.0、Ti2.5、Al1.5)规范 (Specification for nickel-chromium-cobalt-titanium-aluminium heat-resisting alloy cold drawn and solution heat treated wire for springs (nickel base, Cr 19.5, Co 18.0, Ti 2.5, Al 1.5))
BS 2HR 503-1973 螺纹垫圈(直径0.45mm-2mm)用镍铬钴钛铝耐热合金线材(镍基、Cr19.5、Co18.0、Ti2.5、Al1.5)规范 (Specification for nickel-chromium-cobalt-titanium-aluminium heat-resisting alloy wire for thread inserts (0.45 mm to 2 mm diameter) (nickel base, Cr 19.5, Co 18.0, Ti 2.5, Al 1.5))
BS 2HR 504-1973 镍-铬-钛耐热合金棒材、线材和铆钉(镍基、Cr19.5、Ti0.4)规范 (Specification for nickel-chromium-titanium heat-resisting alloy bar, wire and rivets (nickel base, Cr 19.5, Ti 0.4))
BS 2L 126-1970 镁-铈(3.0)-锌(2.3)-锆(0.6)合金铸锭和铸件规范(沉淀处理) (Specification for ingots and castings of magnesium-cerium-zinc-zirconium alloy (precipitation treated) (rare earth metals 3.0, Zn 2.3, Zr 0.6))
BS 2L 127-1970 镁-锌(4.5)-锆(0.7)合金铸锭和铸件规范(沉淀处理) (Specification for ingots and castings of magnesium-zinc-zirconium alloy (precipitation treated)(Zn 4.5, Zr 0.7))
BS 2L 128-1970 镁-锌(4.5)-铈(1.2)-锆(1.7)合金铸锭和铸件规范(沉淀处理) (Specification for ingots and castings of magnesium-zinc-cerium-zirconium alloy (precipitation treated)(Zn 4.5, rare earth metals 1.2, Zr 0.7))
BS 2L 500-1973 镁基合金锻件检验和试验规程 (Procedure for inspection and testing of wrought magnesium-base alloys)
BS 2L 503-1973 镁-铝(6)-锌(1.0)合金管规范 (Specification for tube of magnesium-6% aluminium-zinc alloy (Al 6.0, Zn 1.0))
BS 2L 504-1973 镁-锌(3)-锆(0.6)合金的薄板材和带材规范 (Specification for sheet and strip of magnesium-3% zinc-zirconium alloy (Zn 3.0, Zr 0.6))
BS 2L 505-1973 镁-锌(3)-锆(0.6)合金棒材和挤压型材规范(直径或较小截面尺寸小于100mm) (Specification for bars and extruded sections of magnesium-3% zinc-zirconium alloy (not exceeding 100 mm diameter or minor sectional dimension) (Zn 3.0, Zr 0.6))
BS 2L 508-1973 镁-1 (Specification for bars and extruded sections of magnesium-1)
BS 2L 509-1973 镁-锌(1.25)-锆(0.6)合金管规范(适用于隋性气体保护焊接) (Specification for tube of magnesium-1)
BS 2L 77-1971 铝铜镁硅锰合金锻坯和锻件的规范(溶解和沉降处理)(铜4.4,镁0.5,硅0.7,锰0.8) (Specification for forging stock and forgings of aluminium-copper-magnesium-silicon-manganese alloy (solution treated and precipitation treated) (Cu 4.4, Mg 0.5, Si 0.7, Mn 0.8))
BS 2L 83-1971 铝-铜(2)-镍(1)-镁(1)-铁(0.9)-硅(0.9)合金锻坯、棒材、挤压型材和锻件规范(溶液处理和沉淀热处理) (Specification for forging stock, bars, extruded sections and forgings of aluminium-copper-nickel-magnesium-iron-silicon alloy (solution treated and precipitation treated) (Cu 2, Ni 1, Mg 1, Si 0.9, Fe)
BS 2L 85-1971 铝-铜(1.5)-硅(1)和镁(0.8)合金锻坯、棒材、挤压型材和锻件规范(溶液处理和沉淀热处理) (Specification for forging stock, bars, extruded sections and forgings of aluminium-copper-silicon-magnesium alloy (solution treated and precipitation treated) (Cu 1.5, Si 1, Mg 0.8))
BS 2L 87-1971 用于制造螺母、联轴节和中空机器部件的铝-铜(4.4)-镁(0.5)-硅(0.7)-锰(0.8)合金六角棒材规范(溶液处理和沉 (对边尺寸小于36MM大于14MM)()
BS 2L 93-1971 铝-铜(4.5)-镁(0.5)-硅(0.7)-锰(0.8)合金板规范(溶液处理控制拉伸和沉淀处理) (Specification for plate of aluminium-copper-magnesium-silicon-manganese alloy (solution treated, controlled stretched and precipitation treated) (Cu 4.4, Mg 0.5, Si 0.7, Mn 0.8))
BS 2L 95-1971 铝-锌(5.8)-镁(1.5)-铜(1.6)-铬(0.15)合金板规范(溶液处理、控制拉伸和沉淀处理) (Specification for plate of aluminium-zinc-magnesium-copper-chromium alloy (solution treated, controlled stretched and precipitation treated) (Zn 5.8, Mg 2.5, Cu 1.6, Cr 0.15))
BS 2L 97-1971 铝-铜(4.4)-镁(1.5)-锰(0.6)合金板规范(溶液处理,室温时效:控制拉伸) (Specification for plate of aluminium-copper-magnesium-manganese alloy (solution treated, controlled stretched and aged at room temperature) (Cu 4.4, Mg 1.5, Mn 0.6))
BS 2L 98-1971 铝-铜(4.4)-镁(1.5)-锰(0.6)合金板规范(溶液处理、室温时效:不控制拉伸的) (Specification for plate of aluminium-copper-magnesium-manganese alloy (solution treated and aged at room temperature: not controlled stretched) (Cu 4.4, Mg 1.5, Mn 0.6))
BS 2L 99-1972 铝-硅(7)-镁(0.3)合金铸锭和铸件规范(溶液处理和沉淀处理) (Specification for ingots and castings of aluminium-silicon-magnesium alloy (solution treated and precipitation treated) (Si 7, Mg 0.3))
BS 2M 41-1977 推进装置和件编号及其旋转方向描述方法 (Methods of numbering propulsion units and components and describing their direction of rotation)
BS 2M 46-1986 管外径和壁厚规范 (Specification for outside diameters and thicknesses of tubing)
BS 2M 47-1990 飞机用子午线帘布轮胎翻新规范 (Specification for retreading of cross ply tyres for aircraft)
BS 2M 49-1997 飞行器液压组件.已校准组件用液体指示的标志 (Aircraft - Hydraulic components - Marking to indicate fluid for which component is approved)
BS 2M 50-1986 航空三角架千斤顶间隙尺寸规范 (Specification for clearance dimensions for tripod jacks for aircraft)
BS 2M 51-1989 液压系统和件压力和温度分类 (Classification for pressure and temperature for fluid systems and components)
BS 2M 52-1989 航空液压系统软管、管子和配件组装脉冲试验法 (Method for impulse testing of hydraulic hose, tubing and fitting assemblies for aerospace fluid systems)
BS 2M 53-1997 飞行器.液压系统.管道和管道配件热冲击试验 (Aircraft - Fluid systems - Thermal shock testing of piping and fittings)
BS 2M 54-1991 金属热处理中的温度控制规范 (Specification for temperature control in the heat treatment of metals)
BS 2M 59-1993 航空航天流体动力系统用24度锥形米制连接器接口规范 (Specification for interface of metric couplings, 24 ?cone, for aerospace fluid systems)
BS 2M 63-1993 航空航天流体动力系统端口连接、密封和配件终端的尺寸规范 (Specification for dimensions of aerospace fluid system port connection, seal and fitting end)
BS 2PL 1-1966 航空用酚醛压制件规范 (Specification for phenolic mouldings for aeronautical purposes)
BS 2S 111-1964 航空材料规范.镍铬钨阀门钢 (Specification for aircraft material - Nickel-chromium-tungsten valve steel)
BS 2S 112-1964 航空材料规范.机械加工用较易切削碳素钢、光亮冷拔棒(40-50吨力/平方英寸;最大直径或最小断面尺寸1/2英寸)( (Specification for aircraft material - Semi-free cutting carbon steel, bright bars for machining (40-50 tonf/sq in: maximum size)
BS 2S 113-1964 航空材料规范.机械制造用40号碳素钢光亮冷拔棒(45-55吨力/平方英寸;限定等圆断面1英寸)(主要用于制造螺母) (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))
BS 2S 114-1964 航空材料规范.锰钼钢 (55-65吨力/平方英寸;限定等圆断面2(Specification for aircraft material - Manganese-molybdenum steel (55/65 tonf/sq in: limiting ruling section 2)
BS 2S 116-1964 航空材料规范.机械制造用40号碳素钢光亮冷棒(55-65吨力/平方英寸;限定等圆断面1/4英寸)(主要用于制造螺栓) (Specification for aircraft material - ’40’ carbon steel bright bars for machining (55-65 tonf/sq in: limiting ruling section)
BS 2S 117-1964 航空材料规范.1%铬钢 (55-65吨力/平方英寸;限定等圆断面1(Specification for aircraft material - 1 per cent chromium steel (55/65 tonf/sq in: limiting ruling section 1)
BS 2S 124-1964 航空材料规范.含12%铬耐腐蚀钢(高速切削)(45/55吨力/平方英寸;限定等圆断面6英寸) (Specification for aircraft material - 12 per cent chromium corrosion-resisting steel (free machining) (45/55 tonf/sq in: limiting ruling section 6 in))
BS 2S 129-1976 18/9铬镍耐腐蚀钢(钛稳定的)坯、棒材、锻件及零件规范(540MPa;限定等圆断面150mm) (Specification for 18/9 chromium-nickel corrosion-resisting steel (titanium stabilized) billets, bars, forgings and parts(540 MPa: limiting ruling section 150 mm))
BS 2S 130-1976 18/9铬镍耐腐蚀钢(铌稳定的)坯、棒材、锻件及零件规范(540MPa;限定等圆断面150mm) (Specification for 18/9 chromium-nickel corrosion-resisting steel (niobium stabilized) billets, bars, forgings and parts (540 MPa: limiting ruling section 150 mm))
BS 2S 131-1977 高热膨胀钢方坯、棒材、锻件及零件规范(620MPa;限定等圆断面150mm) (Specification for high thermal expansion steel billets, bars, forgings and parts (620 MPa: limiting ruling section 150 mm))
BS 2S 135-1977 含1%碳-铬钢方坯、棒材、锻件及零件规范.(限定等圆断面25mm) (Specification for 1% carbon-chromium steel billets, bars, forgings and parts (limiting ruling section 25 mm))
BS 2S 136-1977 含1%碳-铬钢(真空电弧再熔化的)方坯、棒材、锻件及零件规范.(限定等圆断面25mm) (Specification for 1% carbon-chromium steel (vacuum arc remelted) billets, bars, forgings and parts (limiting ruling section 25 mm))
BS 2S 137-1976 高铬镍耐腐蚀钢光亮冷拔棒(高速切削)规范.(880-1080MPa;限定等圆断面70mm) (Specification for high chromium-nickel corrosion-resisting steel bright bars (free machining) (880-1080 MPa: limiting ruling section 70 mm))
BS 2S 140-1976 含5/2%镍-铬-钼钢方坯、棒材、锻件及零件规范(1080-1280MPa;限定等圆断面150mm) (Specification - 2)
BS 2S 142-1977 含1%铬-钼钢方坯、棒材、锻件及零件规范(900-1100MPa;限定等圆断面40mm) (Specification for 1% chromium-molybdenum steel billets, bars, forgings and parts (900-1100 MPa: limiting ruling section 40 mm))
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