J41T-16法兰截止阀铸铁蒸汽截止阀DN15 20 25 32 40 50 65 80 100

201/304/316不锈钢内螺纹截止阀 丝口截止阀DN15 20 25 32 40 50

天津大站力字阀门 304不锈钢J41W-16P法兰手动截止阀DN15-DN300

河北远大阀门J41Y-16/25/40/64法兰锻钢A105截止阀DN15-50耐高温

J41W-16R 316L 不锈钢法兰截止阀DN15 20 25 32 40 50 65 80

304不锈钢手动焊接角座阀Y型高温蒸汽手动截止阀DN15 20 25 40 50

4分黄铜截止阀DN15/20/25/32/40/50阀门水管开关水表锅炉蒸汽配件

J23W-160P不锈钢焊接针型阀304/316高压双活接焊接阀门截止阀DN15

316L不锈钢手动内螺纹角座阀Y型手动截止阀DN15 20 25 32 40 50

埃美柯黄铜307耐高温 铜密封截止阀DN15---DN50

304不锈钢手动法兰角座阀Y型蒸汽高温手动截止阀DN15 20 25 32 40

304/316不锈钢B型截止阀DN15dn204分J11W-16丝扣螺纹【重型加厚】

远欧304不锈钢手动角座阀Y型丝扣螺纹截止阀DN15 20 25 40 50 65

J41W-16P化工部标准HG20592高温304/316不锈钢法兰截止阀DN15-500

J41W-16P化工部标准HG20592高温304/316不锈钢法兰截止阀DN15-500

BJ45W-16P化工耐腐硝酸醋酸304/316不锈钢夹套保温截止阀DN15-200

J43/J41不锈钢法兰针型阀/泉州质启304法兰仪表阀/碳钢截止阀DN15

铸钢截止阀J41H-40C 铸钢法兰截止阀DN15 20 25 32 40 50 65 80

J941H-40C高压高温蒸汽AC380V多回转电动铸钢法兰截止阀DN15-500

J941H-40C高压高温蒸汽AC380V多回转电动铸钢法兰截止阀DN15-500

J941H-40C高压高温蒸汽AC380V多回转电动铸钢法兰截止阀DN15-500

黄铜截止阀J11W-16T 二通式丝扣截止阀DN15/20/25厂家

黄铜截止阀J11W-16T 二通式丝扣截止阀DN15/20/25厂家

黄铜截止阀J11W-16T 二通式丝扣截止阀DN15/20/25厂家

黄铜截止阀J11W-16T 二通式丝扣截止阀DN15/20/25厂家

黄铜截止阀J11W-16T 二通式丝扣截止阀DN15/20/25厂家

Z/J41H-16锻钢蒸汽法兰截止阀dn15-dn250手动直通式高温高压闸阀

厂家直供WCB铸钢截止阀DN15-DN500国标铸钢标准大体型截止阀

厂家直销铸钢法兰截止阀直通式J41H手动工业蒸汽截止阀DN15DN30

J41H-16C铸钢截止阀DN15-400碳钢法兰式蒸汽阀门手动截止阀

法兰截止阀dn15/dn400铸钢截止阀J41H-16C单向截止阀天津厂家

上海良工阀门法兰截止阀dn15/dn400铸钢截止阀J41H-16C单向截止阀

上海良工阀门法兰截止阀dn15/dn400铸钢J41H-16C单向缓闭型

法兰截止阀dn15/dn400铸钢截止阀J41H-16C单向截止阀天津厂家

法兰截止阀dn15/dn400铸钢截止阀J41H-16C单向截止阀天津厂家

J41H25-160C截止阀A105N锻钢高温高压法兰截止阀DN15-DN50

J41H25-160C截止阀A105N锻钢高温高压法兰截止阀DN15-DN50

J41H-16/160碳钢法兰截止阀A105材质截止阀DN15-DN100

J41H25-160C截止阀A105N锻钢高温高压法兰截止阀DN15-DN50

J41H-16/160碳钢法兰截止阀A105材质截止阀DN15-DN100