GB/T 2546.2-2003 Plastics—Polypropylene(PP) moulding and extrusion materials—Part 2:preparation of test specimens and determination of properties

GB/T 2546.2-2022 Plastics—Polypropylene(PP) moulding and extrusion materials—Part 2:Preparation of test specimens and determination of properties

GB/T 1409-1988 GB/T 1410-1989 GB/T 2918-1998 Plastics—Standard atmospheres for conditioning and testing GB/T 3682-2000 Determination of the melt mass-flow rate (MFR) and the melt volume-flow rate (MVR) of thermoplastics GB/T 4207-1984 GB/T 9341-2000 Plastics—Determination of flexural properties GB/T 9352-1988 Plastics—Compression moulding test specimens of thermoplastic materials GB/T 17037.1-1997 Injection moulding of test specimens of thermoplastic materials—Part 1:General principles and moulding of multipurpose and bar test specimens GB/T 17037.3-2003 Plastics—Injection moulding of test specimens of thermoplastic materials—Part 3:Small plates GB/T 17037.4-2003 Plastic—Injection moulding of test specimens of thermoplastic materials—Part 4:Determination of moulding shrinkage ISO 62:1999 ISO 179-1:2000 ISO 527-1:1993 ISO 527-1:1993/Cor.1:1994 ISO 527-2:1993 ISO 527-2:1993/Cor.1:1994 ISO 899-1:1993 ISO 1183:1987 ISO 1628-3:2001 ISO 1873-1:1995 ISO 2818:1994 ISO 4589-2:1996 ISO 6603-2:2000 ISO 8256:1990 ISO 10350-1:1998 ISO 11357-1:1997 ISO 11357-3:1999 ISO 11359-1:1999 ISO 11359-2:1999 GB/T 1634.1- GB/T 1634.2-

ISO 1873-2:1997