$UNI 3982-1972 Refractary shapes for steelworks Sleeves for tapping rods tapping heads steel rod ends nozzles and nozzle plates for ladles 《钢铁冶金用耐火造型产品螺柱管，铸件塞子，钢轴端，浇包的座和支撑座》.pdf$ 下载积分： 10000 积分

UNI 3982-1972 Refractary shapes for steelworks Sleeves for tapping rods tapping heads steel rod ends nozzles and nozzle plates for ladles 《钢铁冶金用耐火造型产品螺柱管，铸件塞子，钢轴端，浇包的座和支撑座》.pdf

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UNI 3972-1981 Technical drawings Hatchings for representation of materials in section 《技术图纸剖面图中的材料表示的剖面线法》.pdf

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UNI 3962-1974 Hot rolled finished steel products Smooth flat bars for carriage and volute springs for rolling stock of railway metropolitan railway and tramway Dimensions and toler.pdf

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UNI 3961-1974 Hot rolled finished steel products Rigget flat bars for carriage springs for rolling stock of railway metropolitan railway and tramway Dimensions and tolerances 《热轧钢成.pdf

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UNI 3959-1957 Coupling heads for semicoupling of compressed air brakes and for coupling of compressed air ducts of railway rolling stock Stop pin Ring nuts Washer Check valve Gaske.pdf

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UNI 3958-1957 Heads with threaded shanks without check valves for coupling compressed air ducts of railway rolling stock Assembly and body of the coupling head 《铁路机车车辆压缩空气输送管连接用无阻止.pdf

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UNI 3957-1957 Heads with threaded shanks with check valves for coupling compressed air ducts of railway rolling stock Assembly and body of the coupling head 《铁路机车车辆压缩空气输送管连接用具有阻止阀的.pdf

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UNI 3956-1957 Coupling heads for semicouplings of automatic compressed air brake of railway rolling stock Assembly and body of the coupling head 《铁路机车车辆的压缩空气自动制动器半连接的连接器头整体和连接器头实体.pdf

下载积分： 10000 积分

UNI 3955-1957 Coupling heads for semicouplings of direct compressed air brake of railway rolling stock Assembly and body of the coupling head 《铁路机车车辆的压缩空气直接制动器半连接的连接器头整体和连接器头实体》.pdf

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UNI 3896-1957 Procedures for the chemical analysis of minerals Determination of the lime and megnesia content of chrome minerals 《矿物质化学分析方法铬矿物质中钙和镁测定》.pdf

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UNI 3895-1957 Procedures for the chemical analysis of minerals Determination of the silica content of chrome minerals Sodium peroxide disaggregation method 《矿物质化学分析方法铬矿物质中的硅测定用二氧.pdf

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UNI 3894-1957 Procedures for the chemical analysis of minerals Determination of the total iron content of chrome minerals Volumetric method by means of disaggregation with sodium p.pdf

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UNI 3893-1957 Procedures for the chemical analysis of minerals Determination of the chrome content of chrome minerals Volumetric method by means of disaggregation with sodium perox.pdf

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UNI 3892-1957 Procedures for the chemical analysis of minerals Determination of the titanium oxide content in titanium minerals Cupferron gravimetric method 《矿物质化学分析方法钛矿物质中的二氧化钛测定.pdf

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UNI 3870-1957 Procedures for chemical analysis of minerals Determination of the lead copper and zinc content of iron minerals Electrolytic and gravimetric method for standard analy.pdf

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UNI 3869-1957 Procedures for chemical analysis of minerals Determination of the lead copper and zinc content of iron minerals Gravimetric method 《矿物质化学分析方法铁矿物质中的铅，铜和锌的测定重量分析法和电解法.pdf

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UNI 3816-1956 Cadmium Qualities Requirements 《镉性能规定》.pdf

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UNI 3796-1964 Open-hearth furnace Nomenclature 《Martin高炉专业词汇》.pdf

$UNI 3792-1969 Refractory shapes for steelworks Bricks for vaults of Refractory shapes for steelworks Bricks for vaults of open-hearth furnaces open-hearth furnaces 《冶金用耐火产品 Martin高.pdf$ 下载积分： 10000 积分

UNI 3792-1969 Refractory shapes for steelworks Bricks for vaults of Refractory shapes for steelworks Bricks for vaults of open-hearth furnaces open-hearth furnaces 《冶金用耐火产品 Martin高.pdf

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UNI 3791-1961 Firebricks Tapered shapes 《耐火砖锥形》.pdf

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UNI 3790-1961 Firebricks Parallelepiped shapes 《耐火砖平行六边形》.pdf

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UNI 3734-1975 Terrestrial and aerial cableways terms and definitions 《地空缆索铁道术语和定义》.pdf

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UNI 3698-1955 Tramway track fastenings Bolts for UNI 3696 sleepers 《有槽形轨的有轨电车轨道成套设备材料轨距横梁用螺栓 UNI 3696》.pdf

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UNI 3696-1955 Tramway track fastenings Sleepers 《具有有轨电车轨道成套设备的材料轨距横梁》.pdf

下载积分： 10000 积分