GB/T 12459  弯头 DN 65×40-390ELRF0-1.00 RF S

DN 65×40-3 90ELRF0-1.00 RF S

SO 150-600 RF B=16

BI 16002F930/1

47023 fF1200-2.56h=10-53116L0-Sc1625(F;-15040

WN20(B)-100RJc10F25

BI 16002F930/1.9000 RJ SCH8f hg/

WN15-600RF SCH80h80RF C=19 b

wn20-1500m0f0FF-p�ƒpأ¦026 aa=458 RF 4

47023 ff2000-13