GB/T 12459  偏心异径管 DN 1400×15-Ⅱ-5RE16.

DN 1400×15-Ⅱ-5 RE16.

2 RF 1000-1.0n=1

SOP FF 10K 150A d0=218

WN600-900 FM/RF Sch40S0 RF)-160 RJfï؟½5 RJ-1671S

耳座 C80=

PL100(B)-16 RF�آ»ذ�0R

DN 400×400×750-Sch60 TR

WN80B-16 RF S=3.5

WN 500(B)-16 RF

DN300-PN10 PL RF Ⅱr6/4 hampampa