美标波纹管截止阀WJ41H-16C 波纹管截止阀WJ41H-16C

角式波纹管截止阀WJ44Y-16C 波纹管截止阀WJ44Y-16C

国标波纹管截止阀WJ41H-16C 波纹管截止阀WJ41H-16C

德标波纹管截止阀WJ41H-16C 德标截止阀WJ41H-16C

法兰液化气截止阀J41N-16C 液化气法兰截止阀J41N-16C

德标法兰截止阀J41H-16C 法兰德标截止阀J41H-16C

节流截止放空阀FJ41H-16C 节流截止放空阀FJ41H-16C

衬氟截止阀J41F46-10C 衬氟法兰截止阀J41F46-10C

焊接波纹管截止阀WJ61H-160C 截止阀WJ61H-160C

角式衬氟截止阀J44F46-10C 角式截止阀J44F46-10C

Y型法兰截止阀J45H-16C 法兰Y型截止阀J45H-16C

不锈钢美式截止阀J11W-16P 美式不锈钢截止阀J11W-16P

不绣钢气动截止阀J641W-16P 气动截止阀J641W-16P

角式衬氟截止阀J44F46-10C 衬氟截止阀J44F46-10C

高压蒸汽截止阀J41H-16C 蒸汽高压截止阀J41H-16C

苏式法兰截止阀J41H-16P 法兰苏式截止阀J41H-16P

对焊截止节流阀JL61H-160C 截止节流阀JL61H-160C

电站高温高压截止阀J61Y-160C 电站截止阀J61Y-160C

焊接水封截止阀J61H-16C 水封焊接截止阀J61H-16C

法兰Y型截止阀J45H-16C Y型法兰截止阀J45H-16C

不绣钢美标截止阀J41W-16P 美标不锈钢截止阀J41W-16P

高压锻钢截止阀J41H-16C 锻钢高压截止阀J41H-16C

电动截止阀J941H-16C 电动法兰截止阀J941H-16C

Y型内螺纹截止阀J15Y-25C 内螺纹Y型截止阀J15Y-25C