GB/T 12459  偏心异径管 DN 750×10-Sch10RE6 SCH40

DN 750×10-Sch10 RE6 SCH40

WN200-150RF SCH�u08F@443 b==65-6r2-F40410�5 RJ-1 R

DN40-PN16 PL RF Iδs=66 δ=60 h6RSCMFM

WN150-150 RF

SO250-600 RF C-1.6/

PL65(B)-10 FM=Sch160Sch1/

pl65(b)-10 ffG/0RF8/

WN350(A)-16 RFmpa

BL25-150RF HG/

BL-32-10 RF0