GB/T 12459  同心异径管 DN 200×10-Ⅱ-3.5RCu19h8010- CRF Sch60wnS

DN 200×10-Ⅱ-3.5 RCu19h8010- CRF Sch60wnS

3 M 1200-4.03FH40RБ∙╗Б■░н

SO 25(B)-16 RF H3/S=4=RF8F2

DN600/PN16/01A B2=645 C1=540s16RFأƒ=FF15RF-2.У7

WN 40(B)-16 RFRFF216

LF/SE 80-150 RF1ampampampampampam h5f-1B

BL50(A)-16M

BL200-16 RF56

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