槽鋼
槽鋼 - 棒料尺寸 ASTM A-36 Merchant Quality 輕量級槽鋼 Stair Stringer Channels ASTM A-36 ASME SA-36 58,000 PSI 80,000 PSI STOCK LENGTHS - 20', 30' and 40' D. Wexler & Sons…
槽鋼 - 棒料尺寸 ASTM A-36 Merchant Quality 輕量級槽鋼 Stair Stringer Channels ASTM A-36 ASME SA-36 58,000 PSI 80,000 PSI STOCK LENGTHS - 20', 30' and 40' D. Wexler & Sons…
W 梁(寬法蘭梁) ASTM A-36 ASME SA-36 58,000 PSI 80,000 PSI S 梁( I 梁) ASTM A-36 ASME SA-36 58,000 PSI 80,000 PSI