... /steel twisted yarn 1,combed cotton yarn Ne21/2 2, steel yarn 35 micron 3, TPM: 900 ... or 50mic) Steel Yarn Twisted by COTTON-Ne20 / 2, Ne 30 / 2, Ne40 / 2. . . Up to Ne100 / 2B) VISCOSE + ... or 50mic) Steel Yarn Twisted by VISCOSE-Ne20 / 2, Ne 30 / 2, Ne40 / 2. . . Up to Ne100 / 2C) POLYVISCOSE + ... or 50mic) Steel Yarn Twisted by POLYVISCOSE-Ne20 / 2, Ne 30 / 2, Ne40 / 2. . . Up to Ne100 / 2D) POLYESTER + ...