1·The ends have two flanges that allow you to easily depress the spring to install or remove.
两端有两个法兰盘，让您轻松地抑制弹簧安装或删除。
2·Shanxi Dingxiang Tengda Forging Co. , Ltd. is a professional manufacturer of forged flanges and parts.
大冶华威锻造有限公司是法兰盘、各种锻件、管件的专业生产企业。
3·Be made up with pillar, frame, mesh meshes, flanges, fixed bolts, anti-theft bolts, wrench etc.
由立柱，边框，网片网孔，法兰盘、固定螺栓、防盗螺栓、扳手等组成。
4·Recommended for use on aluminum conduit, bolts, bushings, fittings, flanges, nuts, pipes, plugs and screws.
推荐使用在铝管、螺栓、套管、配件、法兰盘、螺母、管线、塞子和螺丝。
5·Standard Specification for Common Requirements for Steel Flanges, Forged Fittings, Valves, and Parts for Piping Applications.
管路用钢法兰盘，锻制管接头，阀门和零件的通用要求规范。