Report copyright - PC강선 및 PC강연선 - civileng7.tistory.com2321913752B130702... · 1180+4%-% ( 1 ,5 6 .‾ 27 ) Min 27.023 Min 23.760 ... (B/Sx70%적용) 10.직선성 1 KS D 7002-1988 (JIS G
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