美国WILKERSON(威克森)先导控制调压阀R41-**-***可进行远程先导控制压力调节,适用于主管路安装控制!广泛应用于涤纶纺织业...化工业...造船业型号检索：R21-02-R00R21-03-R00R21-04-R00R21-04-RV0R21-06-R00R21-C2-R00R21-C3-R00R21-C4-R00R21-C4-RV0R21-C6-R00R31-06-R00R31-06-RV0R31-08-R00R31-0A-R00R31-0A-RV0R31-C6-R00R31-C6-RV0R31-C8-R00R31-C8-RV0R31-CA-R00R41-0B-R00R41-0C-R00R41-0C-RV0R41-CB-R00R41-CC-R00R40-0B-000R40-0B-G00R40-0B-H00R40-0B-HN0R40-0B-N00R40-0C-000R40-0C-H00R40-0C-HN0R40-0C-N00R40-CB-000R40-CB-H00R40-CB-N00R40-CC-000R40-CC-G00R40-CC-H00R40-CC-HN0R40-CC-N00R31-06-000R31-06-L00R31-06-V00R31-08-000R31-08-L00R31-08-V00R31-0A-000R31-0A-L00R31-C6-000R31-C6-L00R31-C8-000R31-C8-L00R31-C8-LV0R31-CA-000R31-CA-L00R21-02-000R21-02-L00R21-03-000R21-03-L00R21-04-000R21-04-L00R21-04-V00R21-06-000R21-06-L00R21-C2-000R21-C2-L00R21-C3-000R21-C3-L00R21-C3-LV0R21-C4-000R21-C4-L00R21-C4-LV0R21-C6-000R21-C6-L00R11-02-000R11-02-L00R11-C2-000R11-C2-L00