结构：90度弯管+活套螺母平接头金属软管

                                               特点：结构简单

                                               通径：DN10~DN900
                                               材料：
                                               （1 ）活动内螺纹接头：碳钢/不锈钢
                                               （2 ）接管：碳钢/不锈钢

                                               （3 ）网套压紧圈：不锈钢
                                               （4 ）金属波管：SUS 304/SUS 316L
                                               （5 ）网套：SUS 304/SUS 316L

                                               产品结构简图：