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UDCPGBXXXXX–201XCodeforConstructionofSteelStructuresLiFTOK中华吊装论坛[2007]125200715XXXXXXXXLiFTOK中华吊装论坛∆2.2.2PP∆TcToT2.2.3KLiFTOK中华吊装论坛~1.2kN/m2315.0m/s5GB500094GB500095GB5013567GB5013581~74.1.3LiFTOK中华吊装论坛~1.24.2.64.2.7LiFTOK中华吊装论坛∆4.3.3EHH/σ=∆H∆HσE4.4.14.4.1LiFTOK中华吊装论坛~5.3.2GBXXXX99.95%HG/T253799.9%m/m0.005%5.4.15.4.15.4.15.4.2LiFTOK中华吊装论坛中华吊装论坛中华吊装论坛“”12360m4A655.7.485.7.56GB502055.7.55.7.640m8.8HRC21~2910.9HRC32~365.7.7GB5020585.7.85.7.9100t100t500t500tLiFTOK中华吊装论坛中华吊装论坛中华吊装论坛中华吊装论坛~5mm6.3.126mm8mm25mm6.3.122mm6.3.131.5100mm6.3.1475mm100mm6.3.141Ccg=C+Mn/b+Cr+Mo+V/5+(Ni+Cu)/15Ceq0.4%≥40mm0Ceq≥0.4%25mm021Ceq2034LiFTOK中华吊装论坛=Ceq×360×t/100tmm60t≤20mm0203Ceq0.4%t≥40mmCeq≥0.4%t≥25mm12200~25025mm1h31.5100mm4100mm6.3.156.3.161T234LiFTOK中华吊装论坛~4mm6.4.1T6.4.2RR20mm0~3mm≥200~4mm20mm0~3.5mm20mm0~4mm6.4.31/46.4.43mmt/410mmLiFTOK中华吊装论坛~22mm6.4.166.4.166.5.1GB502056.5.21%30°,6.6.16.6.26.6.31LiFTOK中华吊装论坛=1~3mm1101.0mm3t3.0mm3mm7.2.327.2.447.2.4,,11.2~1.4mm1~2min0.5Pa45~50µm260~9055µm30.6~0.8µm450µm5GB500170.3~0.50.450.45LiFTOK中华吊装论坛=dd9.00≤LiFTOK中华吊装论坛∆+′=l′l∆pnsml3++=∆l∆7.4.2mnsp7.4.2l∆(mm)M12M16M20M22M24M27M30233035.539.5434650.52631.534.5384145.5l∆l5mmLiFTOK中华吊装论坛~37.4.223785mm7.4.2(mm)12162022242730p1.752.52.5333.57.4.31l32233047.4.37.4.4127.4.47.4.51.2LiFTOK中华吊装论坛=cT·k0.110~0.150cP7.4.6-1d47.4.6-257.4.6,LiFTOK中华吊装论坛·M16M20M22M24M27M30()11522030039056076037.4.6k0.1347.4.70.130.13××50%7.4.8LiFTOK中华吊装论坛=chT·Pk4151h24h37.4.12110%10102LiFTOK中华吊装论坛(d)7.4.14LiFTOK中华吊装论坛±0.5mm±0.5mm±0.5mm1.0mm±1.0mm±20′8.2.38.2.38.2.3mm±1.0±0.58.2.1~8.2.31:18.2.48.2.4LiFTOK中华吊装论坛±3.00.05t2.00.31.0tLiFTOK中华吊装论坛±3.01.02.08.3.5~8.3.62~3mm12mm8.3.78.7.68.3.7mm±1.00.