该产品是金诺公司采用气吹模具新工艺制造，系内胶层、增强层、中胶层、外胶层复合的球体和松套锻打低碳钢法兰组成的产品，具有耐压高、弹性好、位移量大、吸振降噪效果好，安装方便等特点，可广泛用与给排水、暖通空调、消防、压缩机、造纸、制药、船舶、水泵、风机等管道系统。1法兰锻打低碳钢2内胶层耐老化极性橡胶3增强层尼龙帘布4中胶层丁晴橡胶5外胶层耐老化极性橡胶胶料的物理机械性能：序号指标1拉伸强度，MPa≥132扯断伸长率，％≥4503硬度（邵尔A），度60±54脆性温度，≤-305粘合强度（帘布屋间），KN/m≥2.06热空气老化1000C×48h拉伸强度降低率，％≤25扯断伸长降低率，％≤257质量变化率（10％H2SO4×168h×室温），％≤1.08质量变化率（10％NaOH×168h×室温），％≤1.0技术条件：项目参数等级0.25MPa0.6MPa1.0MPa1.6MPa2.5MPa适用通径1200-2800350-120032-60032-30032-150配用法兰MPa(kg.f/cm2)0.6(6)0.6(6)1.0(10)1.6(16)2.5(2.5)工作压力MPa(kg.f/cm2)0.25(2.56)0.6(6)1.0(10)1.6(16)2.5(2.56)爆破压力MPa(kg.f/cm2)0.75(7.5)1.8(18)3.0(30)4.8(486)7.5(7.56)真空度KPa(mmHg)19.6(150)33.2(250)53.5(400)86.7(650)100(750)公称通径DN长度Lmm法兰厚度bmm螺栓数n螺栓孔直径Dmm螺栓孔直径圆直径D1mm轴向位移mm横向位移偏转角度mm英寸伸长压缩321.259514418100699150401.5951641811061091505021051641812571010150652.5115184181457131115080313518818160815121501004150208181801019131501255165228182101219131501506180228182401220141502008200228222951625221502501023026122235016252215030012245261222400162522150350142552615224601625221504001625528152251516252215045018255282026565162522150500202553020266201625221506002426034202672516252215070028260342426810162522150800322603424309201625221509003626034243010201625221501000402603428301120162522100120048260343234134016252210014005635038363415601625221001500603504036341660162522100160064350404034176016252210018007235040444119701625221002000804204048482180162522100220088500405248239025353010024009650041564826002535301002600)