GB/T 12459  同心异径管 DN 150×100-Sch10SRC

SO25(b)-16RFa/15010chRF0@RJ-1671a5 RJ6)-0F RJ-1671@°F5@P RF

DN 150×100-Sch10S RC

WN100-150 RF B=1106/

BWN800-600RF RJ RFh430F0@RJ-1

PL150B-10RF/

3FM1000-2.5l45

WN800(B)-16 fm��

3 C4-2.5)-1rf-4-10 ffFh/ubb=10 d=1450

wn400(b)-10m0-

WN150-900RF R