GB/T 12459  同心异径管 DN 1150×10-Ⅱ-6RC

DN 1150×10-Ⅱ-6 RC

PL25A-16 RF r5)55h45m9e00a

WN 15-300 RF Sch40S8509.6/16°п┼п╩Б�

BL300-10FFFRFM1T

PL 125(B)-16 RFs4040==41210

SO 300(B)-10 RFc2/data/src

wn150(b)-150rf sch80-1.6RS-00a5/u04F-0.6/ RFch80fr

LWN 25-300 RF SC-150 WN25-150

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