This document specifies the classification and designation, order information, dimensions, shape, mass, technical requirements, test methods,inspection rules, packaging, marking and inspection certificate of the continuously hot rolled high strength complex phase steel sheet and strip, hereinafter referred to as steel sheet and strip.
This document is applicable to the steel strip, sheet and slit strip used for making automotive structural parts and reinforcement parts with the nominal thickness less than 8 mm.
定价: 312元 / 折扣价: 266 元 加购物车
This document specifies the terms and definitions, classification and designation, order information, dimensions, shape, mass, technical requirements, test methods,inspection rules, packaging, marking and inspection certificate of the continuously cold rolled high strength twinning induced plasticity steel sheet and strip, hereinafter referred to as steel sheet and strip.
This ducument is applicable to the steel sheet and strip used for making automotive complexshaped structural parts and reinforcement parts with the nominal thickness from 0.50 mm to 3.00 mm.
定价: 312元 / 折扣价: 266 元 加购物车
GB/T 32076的本部分与GB/T 32076.1规定了螺纹规格为M12~M36、大六角系列、性能等级为8.8/8和10.9/10、HR型、预载荷连接的高强度栓接结构螺栓和螺母连接副。本部分设计的螺栓和螺母连接副允许的预载荷≥0.7Rm×A1)s,并主要由螺栓的塑性伸长保证延伸性能。为此,零件应有以下特性:--1型(标准)螺母高度,如GB/T 6170;--螺栓的螺纹长度按GB/T 3106。本部分规定的螺栓和螺母连接副,还应包括按GB/T 32076.5(仅在螺母支承面下)或/和GB/T 32076.6规定的垫圈。注: 为获得满意的结果,确保螺栓的正确使用非常重要。有关正确使用的方法,可咨询或参照有关规范。预载荷适应性试验见GB/T 32076.2。本部分适用于工业与民用建筑、桥梁、塔桅结构、锅炉钢结构、起重机械及其他钢结构用预载荷连接的高强度螺栓连接副。附录A给出了螺栓和螺母连接副的总夹紧长度和夹紧长度。附录B给出了欧洲钢结构螺栓连接副两种应用型式说明。1)〓Rm是公称抗拉强度,As是螺纹公称应力截面积。
定价: 43元 / 折扣价: 37 元 加购物车