产品说明：使用标准：GB/T12465-2002老旧型号：VSSJA-1产品材质：Q235、QT400-15、QT450-10。工作压力：PN0.6MPa-->DN65～DN3200PN1.0MPa-->DN65～DN3000BF型单法兰限位伸缩接头是由松套伸缩接头和限位短管等构件组成。它能防止管道因超量位移导致补偿接头的泄漏或损坏，主要用于在允许位移范围内吸收轴向位移和承受压力推力的管道松套连接。主要数据：公称通径DN管子外径Dw法兰连接尺寸总长L伸缩量δ法兰外径D螺栓孔中心圆直径D1螺栓孔径do螺栓n/个Th.6576185145184M16340508089200160188M1634050100114220180188M1634050125140250210188M1634050150168285240228M2034050200219340295228M20340502502733953502212M20340503003254454002212M20370653503775054602216M20370654004265655152616M24370654504806155652620M24370655005306706202620M24370656006307807253020M27370657007208958403024M273706580082010159503324M30600130900920111510503328M3060013010001020123011603628M3360013012001220145513803932M3660013014001420167515904236M3964013016001620191518204840M4564013018001820211520204844M4564013020002020232522304848M4564013022002220255024405652M5264013024002420276026505656M5264013026002620296028505660M5271015028002820318030705664M5271015030003020340532906068M56710150)