JIS B2220  法兰 SOP FF 10K 40A ampampwd=&ampampampampampamp

SOP FF 10K 40Aampampwd=&ampampampampampamp

WN250-300 RF,s=7N/mpamp

BL20-1500RFrfb)-10rfrfb40-9-F4

SO80(B)-16 RF8=49.2.50SSch10S

PL 300(B)-10 RF

WN 250-150 RF S=100FMASc516.0/(B)Ch

WN 500-25 RFamp6 п═б╟п

BL100-600 RF Sch406h/105 f20cM 600-0.