GB/T 12459  异径三通 DN 80×80×65-5TR5

DN 80×80×65-5 TR5

SO 125-40 RF/sch1FFC00r0m

SO 15-6 FF0-400c/75.3c14rfs=106rh1=15=6f

WN 65-150 RJ

SO25(B)-10M29/177-300.8 S=5-Ⅱ-3 RC

SW15-300FF0S6rf5469

WN25-150RF h/

WN 8"-1500 RF S=1890240160fm

WN 80(A)-16 FF S=3

WN15-600 RF Sch40160.5 H=3