This part of GB/T 31334 specifies the test methods for thickness, width, length and grammage of dipped canvas. This part is applicable to the test of basic items such as the size and grammage of the dipped canvas made of fiber.
GB/T 31334.6-2020 Referenced Document
GB/T 32110 Terms and definition of dipped reinforcing materials
GB/T 6529 Textiles.Standard atmospheres for conditioning and testing
GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values
GB/T 31334.6-2020 history
2020GB/T 31334.6-2020 Test methods for dipped canvas—Part 6 : Determinations of size, grammage, etc