GB/T 12459  翻边短节 DN 850-Sch40SLJS

DN 850-Sch40S LJS

SO32B-16RF00 RF S

WN40(A)-100RF=201/50 -40 rf660 HampamR

b wn800-150 rf a=920500rj/u00e2/u0080/u0

AXC-900-1.6 ÃŽESb0-0S SSch.80s=4RFch40050-f

SOP MF-M 16K 80A/100/

DN125/PN63/01B

SO 200(B)-63 RF/SFM9WN/f0r0c0-9

47023 m400-1.0/1

WN