NB/T 47065.1  支座 A 1472

2 A1472

BII 24202

3 B6847

BII 35616

BII 32283

SP-6121

SP-8643

SP-10607

BI 78862

SP-115057 A=538RF1.66rfFFt Std9@4597Fs0B)--6Fh40SJ00F@RFch60@RF@4 Rch44060f RF Sch12.5 RJ-R�RF@RRF SCH40RF.5°FS10R@R4Sc2@RF@443RF@AF(B)-16 RF2h1RF=1725-10RF@41)m6RFJ-R