
规格:DN50

规格:DN40

规格:DN25 整定压力0.2MPa

规格:0.6MPa

规格:DN40 整定压力0.72MPa

规格:DN40 整定压力0.32MPa

规格:DN20

规格:0.3-0.7 DN50

规格:DN20 De25

规格:0.3-0.7 DN32

规格:0.7-1.0 DN25

规格:0.3-0.7 DN25

规格:DN65 De75

规格:0.3-0.7 DN40

规格:(球墨带法兰)

规格:DN15

规格:A48Y-25C DN65 0.4-0.6Mpa 整定压力0.44Mpa

规格:DN40 De50

规格:DN25 De32

规格:0.3-0.7 DN20