GB/T 12459  同心异径管 DN 168×125-4RCM4.40RF spl100(b)-

DN 168×125-4 RCM4.40RF spl100(b)-

wn150a-25rf S=3.5h=951

支腿 A4-725-16pl100(b)-

SO 65(A)-16 RF

PL 125(B)-10 RF RF SR r=rf s=4/02

WN40(B)-25M0RS���S=18hc30�ئFam@F.5

wn40-300rfasme1-600 RF B=B=

SO 150(B)-16 RFRFM00M4.40RF spl100(b)-

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