GB/T 12459  弯头 DN 200-Ⅱ-590ESFM0-1.6/

DN 200-Ⅱ-5 90EsFM0-1.6/

WN 200-150 RF S=5

wn80(b)-100g/1(00@407.5 RJRF��RF Sch10SRF@A=rfR5 fm1500-4.0S=16S30 R

wn32-16rf s=45F R0/8

PL100B-10RFds-1e2/u0082/u00acF-4mS-1.

PL 150 -16 RF5400-1.0/60H6/1

4 A1

WN 50(B)-25 RF S=6

WN 50(B)-16 RF S=4

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