GB/T 12459  异径三通 DN 900×900×750-Sch30TR

DN 900×900×750-Sch30 TR

wn25(b)-63 rfs=3F-150 RF20595F¯Â

WN150 -900RJ=3 RF1000-1¹éf sta20

WN 25-900 RF S=102.5ï¿80)(B

WN300-900RF S=200

SO 25-150 RF)-16 90EL¼15h80F3 wn400-6

SO150-150RF

SO80(B)-40RF/B)R

PL40-10RF B=43F

WN 2"-600 RF S=