10425机械密封尺寸

这个就太多了,常见国标103,104,105,108,109,110,WB2,152,114,201,202,203,204,国外JOHNCRANE,BORGMAN,CHESTON,AES,FLOWSERVE,EAG企业标准型号;性质耐高温,耐高压,耐腐蚀,耐磨损作用轴用密封截面形状O型品牌久恒型号111...