| Order / Lane | Bib | ATHLETE | COUNTRY | PB | SB 2016 | 
|---|---|---|---|---|---|
| 2 | 640 | Mohamed Reda Elbilaoui |  MAR | 52.65 | 52.65 | 
| 3 | 222 | Yijie Wang |  CHN | 50.97 | 50.97 | 
| 4 | 778 | Ned AZEMIA |  SEY | 51.50 | 51.50 | 
| 5 | 567 | Yoshiro Watanabe |  JPN | 49.96 | 49.96 | 
| 6 | 836 | Mohamed Fares JLASSI |  TUN | 51.49 | 51.49 | 
| 7 | 473 | Santhosh Kumar TAMILARASAN |  IND | 51.46 | 51.46 | 
| 8 | 526 | Gabriele Montefalcone |  ITA | 51.63 | 51.63 | 
| 9 | 239 | Hrvoje Cukman |  CRO | 51.89 | 51.89 | 
| Order / Lane | Bib | ATHLETE | COUNTRY | PB | SB 2016 | 
|---|---|---|---|---|---|
| 1 | 196 | Callum Macnab |  CAN | 52.98 | 52.98 | 
| 2 | 602 | Hyunbin Kim |  KOR | 52.05 | 52.05 | 
| 3 | 457 | Aftab Alam |  IND | 52.34 | 52.34 | 
| 4 | 532 | Timor Barrett |  JAM | 51.56 | 51.56 | 
| 5 | 530 | Kyron MCMASTER |  IVB | 50.16 | 51.02 | 
| 6 | 148 | Rivaldo Leacock |  BAR | 50.90 | 50.90 | 
| 7 | 766 | Kefilwe Mogawane |  RSA | 50.53 | 50.53 | 
| 8 | 623 | Maksims Sincukovs |  LAT | 52.01 | 52.01 | 
| 9 | 218 | Debin Gong |  CHN | 50.99 | 50.99 | 
| Order / Lane | Bib | ATHLETE | COUNTRY | PB | SB 2016 | 
|---|---|---|---|---|---|
| 2 | 803 | Viktor Nylander |  SWE | 52.30 | 52.30 | 
| 3 | 257 | Matej Mach |  CZE | 51.61 | 51.61 | 
| 4 | 137 | Dominik Hufnagl |  AUT | 51.26 | 51.26 | 
| 5 | 539 | Jaheel HYDE |  JAM | 48.81 | 48.81 | 
| 6 | 186 | Mikael de Jesús |  BRA | 49.62 | 49.62 | 
| 7 | 901 | Taylor MCLAUGHLIN |  USA | 49.73 | 49.73 | 
| 8 | 568 | Tatsuhiro YAMAMOTO |  JPN | 50.96 | 50.96 | 
| 9 | 346 | Victor COROLLER |  FRA | 50.13 | 50.47 |