DH77X-16对夹式蝶形止回阀 逆止阀DN50 65 80 100 125 150 200 DN50

DH77X-16对夹式止回阀蝶式止回阀逆止阀止逆阀DN50 65 80 100 150 DN40 1.5寸

DH77X-16对夹式止回阀蝶式铸铁逆止阀单向阀DN50 65 80 100 150 DN401.5寸

DH77X-16对夹式止回阀蝶式铸铁逆止阀单向阀DN50 65 80 100 150 DN40 1.5寸

DH77X-16对夹式止回阀蝶式铸铁逆止阀单向阀DN50 65 80 100 150 DN40 1.5寸

DH77X-16对夹式止回阀蝶式铸铁逆止阀单向阀DN50 65 80 100 150 DN100 4 DN100 4寸

DH77X1016对夹式止回阀蝶式逆止阀单向阀DN100125150200250 DN50喷漆小体

DH77X-16对夹式止回阀蝶式铸铁逆止阀单向阀DN50 65 80 100 150 DN40_50<大体>39mm

山头林村DH77X-16对夹式止回阀蝶式止回阀逆止阀单向阀DN50 65 8 DN40 1.5 DN401.5寸

宰搂DH77X1016对夹式止回阀蝶式逆止阀单向阀DN100125150200250 DN50喷漆小体

FHJQBDH77X-16对夹式止回阀蝶式铸铁逆止阀单向阀DN50 65 80 100 150 DN40 1.5寸

DH77X-16对夹式止回阀蝶式铸铁逆止阀单向阀DN50 65 80 100 150 DN40 1.5寸

DH77X-16对夹式止回阀蝶式铸铁逆止阀单向阀DN50 65 80 100 150 DN40 1.5寸

DH77X16对夹式止回阀蝶式铸铁逆止阀单向阀DN50 65 80 100 150 DN40 1.5寸

DH77X16对夹式止回阀蝶式铸铁逆止阀单向阀DN50 65 80 100 150 DN40 1.5寸

DH77X-16对夹式止回阀蝶式铸铁逆止阀单向阀DN50 65 80 100 150 DN40 1.5寸

以琛DH77X-16对夹式止回阀蝶式铸铁逆止阀单向阀DN50 65 80 100 150 DN40 1.5寸

以琛DH77X-16对夹式止回阀蝶式铸铁逆止阀单向阀DN50 65 80 100 150 DN40 1.5寸

映棠DH77X-16对夹式止回阀蝶式铸铁逆止阀单向阀DN50 65 80 100 150 DN40 1.5寸

映棠DH77X-16对夹式止回阀蝶式铸铁逆止阀单向阀DN50 65 80 100 150 DN100 4寸

GJXBPH71HW16P25P不锈钢304对夹式止回阀H71光面锅炉配件单向阀DN50 光面304DN25

极速猫DH77X-16对夹式止回阀蝶式铸铁逆止阀单向阀DN50 65 80 100 150 DN40 1.5寸

佩尔森 DH77X-16对夹式止回阀蝶式铸铁逆止阀单向阀DN50 65 80 100 150 DN40 1.5寸

御舵DH77X-16对夹式止回阀蝶式铸铁逆止阀单向阀DN50 65 80 100 150 DN40 1.5寸

执音DH77X-16对夹式止回阀蝶式铸铁逆止阀单向阀DN50 65 80 100 150 DN40[国标加厚]

DH77X-16对夹式止回阀蝶式铸铁逆止阀单向阀DN50/65/80/100/150 DN40 国标阀体+球墨铸铁板

婕茵桐H71HW16P25P不锈钢304对夹式止回阀H71光面锅炉配件单向阀DN50 光面304DN25

H71H/W-16P/25P不锈钢304对夹式止回阀H71光面锅炉配件止逆阀DN50 以下是201材质硬密封

201/304不锈钢H71对夹式止回阀H71W-16P/PN25单向阀阀门高温2寸 304不锈钢DN50【2寸】耐压16公斤

汇鼎鑫DH77X-16对夹式止回阀蝶式铸铁逆止阀单向阀DN50 65 80 100 150 DN150<加重阀体+不锈钢304板>