GB/T 12459  异径三通 DN 1400×1400×10-Sch80TR/�

DN 1400×1400×10-Sch80 TR/�

BL400-40 RF H15 S0RJ100FR592-20-

BL500-10 RF D=66fs=414 F5 R

bii 260F0/RJ10 SFM

WN65(B)-100RFS-180=180 b=

PL50-16m bhf-1.05u C--10 RF RF3864-R(A)-16

WN 40-16 RFRF0-0.6rfMF10� WN�16rff4-15(/500f2(

wn100b-25m0B1=1

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