South Africa’s B team have come up trumps in a wet and slippery Perth, with the world champions scoring four tries to nil to secure a 30-12 win over the injury-hit Wallabies . In a Rugby Championship match blighted by periods of driving rain, the Wallabies only trailed 11-9 at halftime in front of 58,197 fans at Optus Stadium on Saturday night. But the Springboks piled on three tries from rolling mauls in the second half to secure the bonus-point victory.

Know the news with the 7NEWS app: Download today South Africa achieved the comprehensive win despite making 10 changes to their starting line-up from last week’s 33-7 win over the Wallabies in Brisbane. The Wallabies lost captain Allan Alaalatoa and fellow prop Angus Bell at half-time due to head knocks, and replacement prop James Slipper lasted just eight minutes in the second half before also succumbing to concussion. Inside centre Hunter Paisami limped off early in the second half with a leg injury.

“I was really proud of the way we hung in through to half time,” Wallabies coach Joe Schmidt said. “And then right at the start of the second half, we lost Slips and we got a little bit dishevelled in the pack, because we were down in numbers. “I was also proud that we didn’t die wondering.

We chanced our arm a few times, in pretty tough conditions.” Officials appeared confused while navigating how to deal with replacements for the Wallabies’ injuries to their front row and the game finished with uncontested .