Above is a Yarn Conversion chart (this is also downloadable click the link above) showing the differences in names of Yarns between the USA, UK and Australia. The chart also shows the suggested needle size in mm, tension (sts) and wraps per inch (wpi). The chart also shows how many meters of yarn per ball of 100g for each type of yarn, for example Aran yarn can be expected to have 130 meters to 200 meters of yarn per 100gram ball.
Yarn Conversion Chart
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