GB/T 12459  弯头 DN 700-1090EL8-10-1 hc¢16 R�F

DN 700-10 90EL8-10-1 hc¢16 R�F

DN80-Class1500 WN R

WN25-40RF SC

WN65-100RF=FF S=10ANSI0RF9so60 RF12ãRF C=2860

WN50(A)-300 T¦Â°so250(b)-105 n=40 Ã

wn40-300 m sch80

WN250(B)-40 RF S=7

wn 500-300 rfPL200-16RF s=7

so65b-10mRF16 rj s=0

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