GB/T 14235.1-1993
Surface roughness for plastic parts (English Version)
- Standard No.
- GB/T 14235.1-1993
- Language
- Chinese, Available in English version
- Release Date
- 1993
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2019-05
- Replace By
- GB/T 14235.1-2018
- Latest
- GB/T 14235.1-2018
- Scope
- This standard specifies the method for the determination of the melting point of investment casting mold materials. This standard applies to the determination of the melting point of crystalline molding materials by the cooling curve method. This standard does not apply to the determination of the melting point of microcrystalline or amorphous molding materials.
GB/T 14235.1-1993 history
- 2018 GB/T 14235.1-2018 Low temperature pattern wax material for investment casting—Part 1: Testing methods for physical properties
- 1993 GB/T 14235.1-1993 Surface roughness for plastic parts
GB/T 14235.1-1993 -All Parts
GB/T 14235.1-2018 Low temperature pattern wax material for investment casting—Part 1: Testing methods for physical properties
GB/T 14235.2-2018 Low temperature pattern wax materials for investment casting—Part 2: Testing methods for usability properties
GB/T 14235.3-1993 Testing method for ash content of pattern materials in investment casting
GB/T 14235.4-1993 Testing method for linear contraction of pattern materials in investment casting
GB/T 14235.5-1993 Testing method for surface hardness of pattern materials in investment casting
GB/T 14235.6-1993 Testing method for acid number of pattern materials in investment casting
GB/T 14235.7-1993 Testing method for fluidity of pattern materials in investment casting
GB/T 14235.8-1993 Testing method for viscosity of pattern materials in investment casting
GB/T 14235.9-1993 Testing method for thermal stability of pattern materials in investment casting