GB/T 12459  弯头 DN 100-Ⅱ-390EL109P 16Mnh4/27

DN100-Ⅱ-3 90EL109P 16Mnh4/27

SO40-100RF23c)6 RF@PLB)0Sch160 h�s=419N1FFothg2f

bl 150(b)-25 m

pl250b-25 m���@S-5c8=5(B)-25Mrf8SCH18

SO 300-150 RF

WN80-150RFRF1216 fm S=65 RF

WN450-150 RF Sch80S D=16050 RFs240 RF�

wn15(a)-160m�€â

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