GB/T 12459  弯头 DN 25-Sch40S45EL

DN 25-Sch40S 45EL

PL1400(B)-2.5 RF=122050-

WN 50(B)-16 RF

PL250(B)-16 RFS=5mm6RFG/T205=41R51

WN20(B)-40Mch140ch405(0-16RF…½RFS=5.5 R0h

pl150B-16 RF S=J30F10SRFmpampam

BL 15-10 RF

PL 80(B)-10 RF

SO 65-600 RF

WN 50(B)-10 RF Sch40Spampampampampamp