标准号:IS 2713 Pt.1-1980
发布日期:1981/10/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:1.1 This part covers the general requirements for tubular steeJ poles of circular cross section for overhead power lines.1.2 These general requirements apply to tubular steel poles made of steels of minimum tensile strength 410 MPa and 540 MPa which are covered in Part II and III respectively of this standard.