BS A 312-1997 强度级小于或等于1100MPa的涂层或未涂层金属材料制阶梯形杆、短长度或中等长度MJ螺纹的内偏移十字形肋状或非肋状驱动的平头螺钉.尺寸

标准号：BS A 312-1997
中文标准名称：强度级小于或等于1100MPa的涂层或未涂层金属材料制阶梯形杆、短长度或中等长度MJ螺纹的内偏移十字形肋状或非肋状驱动的平头螺钉.尺寸
英文标准名称：Screws, pan head, internal offset cruciform ribbed or unribbed drive, stepped shank, short or medium length MJ threads, metallic material, coated or uncoated, strength classes less than or equal to 1100 MPa - Dimensions
标准类型：V20
发布日期：1997/3/15 12:00:00
实施日期：1997/3/15 12:00:00
中国标准分类号：V20
国际标准分类号：49.030.20
适用范围：This International Standard specifies the dimensions of pan head screws with internal offset cruciform ribbed or unribbed drive, stepped shank, short or me-dium length MJ threads, in metallic material, coated or uncoated, with strength classes less than or equal to 1 100 MPa. This International Standard is applicable to the compi-lation of aerospace product standards.