X43W-1.0T二通全铜旋塞阀 X44W三通全铜法兰旋塞阀 X47油密封旋塞阀 X14W-1.0T三通内螺全铜旋塞阀 BX43W-1.0P/R/C二通保温旋塞阀 X14W三通内螺不锈钢旋塞阀 X13T-1.0二通内螺铜芯旋塞阀 X43W-1.0P/R二通不锈钢旋塞阀 X44W三通铸钢旋塞阀 X43W-1.0二通铸铁旋塞阀 X13W-1.0T二通内螺全铜旋塞阀 X44W-1.0P/R三通不锈钢法兰旋塞阀 X44T-1.0三通铜芯旋塞阀 X43W-1.0C二通铸钢法兰式旋塞阀 X43T二通铜芯旋塞阀 X14T-1.0三通铜芯内螺纹旋塞阀 X43W-10C铸钢旋塞阀 X43W-10T全铜旋塞阀 X43W-10P不锈钢旋塞阀 X44W-1.0三通铸铁旋塞阀