HG/T 20592  法兰盖 BL 150(B)-2.5 FF.0F

BL150B-2.5FF.0F

SO400(A)-16 RF

2 M 1000-1.0 δ1=10

WN400-300FM S=10

SO 24"-150 RF

PL 450(B)-16 RF

BL 150-16 RF25-Sf16500(b

BL 250-600 RJu00a2/data/src/

SO 14"-300 FF Sch40S

SO400(B)-16 RFp4 δ0=142h40M rf4S S=16.5S=12 RF5rfF5��/f0�@RF