HG/T 20592  法兰 PL 300(B)-16 RF�/F-1

PL 300(B)-16 RF�/F-1

4 B8

WN 100-900 G6.40-600215�0=161JsRF@F SRF0�0RF@AFF ScF&@RJ H4.5

支腿 BI2200

2 C1-1125-18

SO 20-150 RFRB)-16A Sch80Sт�@F0RF4

WN 65-300 RF S=5

wn125-160gSch40

WN 65-300 RF Sch10S

WN150(B)-40FMF-FF60 Kmp;nbsp;/t 20615-