GB/T 12459  弯头 DN 100-6.0290EL°ع3 RF

DN 100-6.02 90EL°ع3 RF

BL450-10RF44Fj&@t.5 R

WN100-16RF

TPB-3

WN15-600 RF,S=4.78

BL350-10RF

BL 400-10 RF170G/2.5

WN 20(B)-10 RF S=4.5

WN15A-16T

WN500(a)-16RF16 MFm7H δ0=10FMS/6rf250RJ000f/@BL100-1FX@6s0Ra0-1FX@A)-16 RFM.0-h40FF2Famta/a0 LT3 B3@A