GB/T 12459  弯头 DN 25-Sch6090ELu00a2/u00c3/public/data/src

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LWN40-150 RF H=130021p

SP-3RJ S=8400(B)-1

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PL80(B)- 25FM=330=2

WN450(B)-25 FM S=14Sch

WN600-1500 RJR50-c@47M0850-0ãžB=F2sn

PL600(B)-16 RF034hgRS=5fRFx

WN250-150RF SCH30/F/M/1500

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