http://rgl.faa.gov/Regulatory_and_Guidance_Library/rgAdvisoryCircular.nsf/0/99c827db9baac81b86256b4500596c4e/$FILE/Chapter%2002.pdf
Table 2-1 will give you applications for given airspeeds, fabric weights, and types.
Table 2-2 will give you applications for lacing and stitching material.
Read the entire chapter for detailed information regarding stitching and types of fabric work, tests, and repairs.