GB/T 12459  异径三通 DN 1100×1100×550-Sch60TR

DN 1100×1100×550-Sch60 TR

bl50-150 rf l=3/4&ampampampampampampamp;amp;ampamp;amp;

支腿 A2-1600-100ch40H10S1

PL80(A)-10RF B=840238 H=26c/.htmlM090 l=33J

pL32-16 RFF AA=1

SW80-300 G

wn20-150rf s=105F000-0.680.6-4.0.=7B2 H=65m5

lwn80-600rj

WN70