EN 10255:2004+A1: 2007
Non-alloy steel tubes suitable for welding and threading — Technical delivery conditions
焊接和螺纹用非合金钢管 - 交货技术条件
新版标准
EN 10255: 2015
Non-Alloy steel tubes suitable for welding, threading and other joining methods –
Requirements and test methods;
适用于焊接、螺纹和其他连接方法的非合金钢管 - 要求和试验方法;
1 Scope范围
This document specifies the requirements for circular non-alloy steel tubes suitable for welding and threading and provides a number of options for the finish of tube ends and coatings. This document covers tubes of specified outside diameter 1 0,2 mm to 1 65,1 mm (thread size 1 /8 to 6) in two series, medium and heavy, and three types of designated thicknesses. 本文件规定了适用于焊接和螺纹的圆形非合金钢管的要求,并为管端和涂层的光洁度提供了多种选择。本文件涵盖了指定外径为1 0,2 mm到1 65,1 mm(螺纹尺寸1 /8到6)在两个系列,中型和重型,和三种指定厚度的管。
2 Classification and designation分类及名称
The steel specified in this document is classified as a non-alloy quality steel in accordance with EN 1 0020. 根据en10020标准,本文件中规定的钢属于非合金质量钢。
The steel name S 195T has been established in accordance with EN 1 0027-1 .
钢材名称S 195T符合en10027 -1。
The steel number 1 .0026… has been established in accordance with EN 1 0027-2.
钢的编号为1 0026…已按照en10027 -2建立。
4化学和机械性能要求
EN 10255: 2015新版:
5 测试项目
- Reaction to fire 对火的反应
- Yield strength 屈服强度
- Dimensional tolerances 尺寸公差
- Tightness: Gas and Liquid 密封性:气体和液体
- Durability 耐久性
- Dangerous substances 有害物质
6 CE认证系统/模式
系统/模式3:由有EN110255 CPR认证资质的NB公告号机构进行测试
系统/模式4:国内测试+DOP自我声明+工厂自控
7 CE标识样板
8了解更多
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