GB/T 12459  同心异径管 DN 40×32-Ⅱ-Sch40SRCSch40(B)-161

DN 40×32-Ⅱ-Sch40S RCSch40(B)-161

47023 FM700-6.4 δ1=251FervF00-1.= L= C= AA= K

PL 65(B)-16 RF

g/@BL100-16 RF0

PL 80B-16 RF

SO 65-150 FF

WN 300-300 RF Sch10S

SO 5-150 FF

PL 100(B)-25 RF60150 RFS=6RF Sch12 R

SO 50-150 FF&nbmp;am¬Å¡Ã‚Â