GB/T 12459  弯头 DN 80-5.690EL

DN 80-5.6 90EL

WN600-150RF HG/Tdefined=2H300/)-3M/RFH2-2-/S)-6 RF001hg/6.F0-0°

SO20(B)-25RFF SCH300/)-3M/RFH2-2-/S)-6 RF001hg/6.F0-0°

3fm700-1.0

WN15-63M0BF＝199-1400(bF RF2F-1.0F

BWN1000-150 RF Sch4052-1h25-SC600RF1000- ScF so0c3/u00/-6

BL 25-6