管形式结构钢的冶金要求

1、管形式结构钢的冶金要求1.OBJECT AND FIELD OF APPLICATION 应用对象和领域This norme defines the metallurgical characteristics and inspection methods common to structural steels suppliedin the following forms :这个标准定义了以下列形式供应的等同于结构钢的冶金特征和检查方法： Hot rolled seamless tubes. 热轧无缝钢管 Cold rolled seamless tubes.冷轧无缝钢管 Cold drawn

2、seamless tubes.冷拉无缝钢管 Welded tubes. 焊接管 Cold drawn welded tubes. 冷拉焊接管It must include the following documents to which these products are also subjected :这些被指定的产品必须包含满足文件要求B53 5020 “Structural steels in tube form Designation Symbols”. 管形式的结构钢-定义-标志B53 5040 “Structural steels in tube form Technical a

3、nd administrative requirements”. 管形式的结构钢-技术和行政要求B53 5046 “ Structural steels in tube form Dimensional requirements”. 管形式的结构钢-公差要求B20 0250 - Materials subject to regulations Use restrictions within the PSA PEUGEOT CITROEN Group 法规指定的材料- PSA 标志集团内部制约使用的Any deviation from the requirements laid down in

4、this norme must be the subject of a written agreement between the supplier and the user. 任何一个与在这个标准中制定要求相偏差的内容必须在供应商和用户之间的一个书面协议中指出。2.REFERENCE DOCUMENTS 参考文件 B53 1080 Structural steels Grades with improved machinability 结构钢-改善机加工性能的等级B53 5020 Structural steels in tube form Designation Symbols 管形式的结

5、构钢- 定义-标志 B53 5040 Structural steels in tube form Technical and administrative requirements管形式的结构钢-技术和行政要求B53 5046 Structural steels in tube form Dimensional requirements 管形式的结构钢-公差要求B20 0250 Materials subject to regulations Use restrictions within the PSA PEUGEOT CITROEN Group法规指定的材料- PSA 标志集团内部制约使

6、用的D351192 Carbon and alloy structural steels Decarburisation depth (physio-chemical methods) 碳和合金结构钢- 脱碳层深度（物理-化学方法）NF A04-106 Steel industry products. Methods for determining the non-metallic inclusion content of welded steels 钢铁工业产品，确定包含含有焊接钢的非金属的方法NF EN ISO 6506 Metallic materials Brinell hardnes

7、s test 金属材料-布氏硬度检测NF EN ISO 6508 Metallic materials Rockwell hardness test金属材料-洛氏硬度检测NF EN ISO 6507 Metallic materials Vickers hardness test 金属材料-维氏硬度检测NF EN ISO 643 Steels. Microstructure determination of the visible grain size 钢，确定可见晶粒尺寸的金相检测NF EN 10002 Metallic materials. Tensile test 金属材料-拉伸试验NF

8、 EN 10233 Metallic materials. Tubes. Flattening test 金属材料-钢管- 矫平试验NF EN 10234 Steel tubes. Flaring test 钢管-扩孔试验NF EN 10305-2 Steel tubes for precision applications Technical delivery conditions - Part 2 : Welded cold drawn tubes 精确应用的钢管- 技术交付条件-第2部分：冷拉焊接管NF EN 10305-3 Steel tubes for precision appli

9、cations - Technical delivery conditions - Part 3 : Welded calibrated tubes 精确应用的钢管-技术交付条件-第3部分：焊接校直管。 规定CE 2000/53 End-of-Life Vehicles (ELV) 汽车寿命终止 其他文件Not applicable 不适用 文件上的表达Not applicable. 不适用3.TERMINOLOGY AND DEFINITION 术语和定义A dictionary (glossary) of the main terms and their definitions used

10、within the Direction des Plates-formes, desTechniques et des Achats can be consulted in-house via the DPTA glossary.(Nectar 4.BASIC STEEL MAKING 钢的基本炼制 一般的Unless there is a specific agreement when placing the order, the steel making process is left to the choice of the producer : it must however be

11、communicated to the user should he requests it.除非当发订单时有一个特殊的协议，钢的炼制过程才能够给生产者留有选择：然而当他要求时必须要联系使用者4.2.TU TUBES FOR MACHINING (MECHANICAL PARTS) 用于机械加工的“TU”管（机械零件） 严格控制晶粒度Unless specifically agreed, killing with titanium is prohibited and the amount of titanium permitted shall be 0,010%. 除非特别同意，用钛来控制是被

12、禁止的并且钛的允许数量应该 0,010%The control of grain size by an element other than aluminum cannot be allowed without the agreement of the authorized departments of the Group. 没有小组的授权部门同意依靠一种超量的元素来控制晶粒度是不被允许的。 改善机加工性能的钢TU tubes can be ordered in steels with so called “improved” machinability; these types of ste

13、els are defined in the specific norme B53 1080. TU管能够以所谓的改善机加工性能来订购，这些类型的钢都在特殊标准B53 1080 中定义。 基本钢的参考特性These are defined in the normes specific to each grade (monographs). 这些被特殊定义在针对每个级别的标准中（专题论文）5.CHEMICAL COMPOSITION 化学成分The basic steel chemical composition is stated in the normes specific to each

14、grade. 基本的钢的化学成分在针对每一级别的具体标准中陈述。The analysis is carried out according to methods defined in AFNOR normes or in the current test methods within the Group. 在小组内 按照AFNOR标准规定的方法或目前检测的方法来进行分析。6. EQUIVALENCE BETWEEN GRADES ACCORDING TO PSA NORMES AND NORME NF EN 10305 : TS TUBES按照PSA标准和NF EN 10305 中的等级之间的

15、等同之处： TS管For welded, as-cast, normalised or drawn tubes, the following equivalence is permitted between grades according to PSA normes and according to norme NF EN 10305-2 and NF EN 10305-3.对于焊接，熔铸，正常的或拉长管，下面的按照PSA的标准和NF EN 10305 -2和 NF EN 10305-3的等级之间的等同时允许的。7.MECHANICAL CHARACTERISTICS 机加工特性 拉伸试验I

16、t is carried out according to norme NF EN 10002-1. 按照NF EN 10002-1 标准进行。 硬度试验These are carried out according to normes NF EN ISO 6506, NF EN ISO 6508 and NF EN ISO 6507. 按照 NF EN ISO 6506，NF EN ISO6508和 NF EN ISO6507 执行。The VICKERS test is carried out either on the convex or concave surface or at th

17、e core of a section. 维氏测试在凸面或凹面表面或在部分的核心进行。ROCKWELL and BRINELL tests are only carried out on a concave surface. In the case of welded tubes, the test is carried out outside the weld area.布氏和洛氏测试仅能在凹面表面进行，由于这个原因，焊接管测试要在焊接区域外部进行。 扩孔试验The test is carried out according to norme NF EN 10234, it is symbo

18、lised by % D corresponding to the minimum increase in the diameter after the test.测试根据标准 NF EN 10234进行, 典型的是对应于极小值的% D在测试以后在直径上增加。The angle at the top of the truncated mandrel used is 90. 使用的被削的轴的上面的角度是90. 扭力试验The test is carried out on request according to specific technical specifications.这个试验按照技术

19、要求中的特殊要求进行.矫平试验The test is carried out according to norme NF EN 10233. The test specimen consists of a tube section of length equal to 1,5 times the nominal internal diameter of the tube, this length being however limited to 50 mm. Unlessspecifically required, the test shall not be carried out on an extremity not detached from the tube itself.测试被执行根据norme NF EN 10233 。 测试标本包括长度的管部分合计对1,5 倍管的有名无实的内部直径, 这长度然而对50 毫米被限制。 除