GB/T 20186.1-2006 PDF EnglishUS$210.00 · In stock · Download in 9 seconds
GB/T 20186.1-2006: Secondary coating materials used for optical fiber -- Part 1: Polybutylene terephthalate Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure Status: Valid
Similar standardsGB/T 20186.1-2006: Secondary coating materials used for optical fiber -- Part 1: Polybutylene terephthalate---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT20186.1-2006 NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 33.180.10 M 33 Secondary Coating Materials Used for Optical Fiber – Part 1.Polybutylene Terephthalate Issued on. APRIL 05, 2006 Implemented on. OCTOBER 01, 2006 Issued by. General Administration of Quality Supervision, Inspection and Quarantine Standardization Administration of PRC. Table of ContentsForeword... 4 1 Scope... 5 2 Normative References... 5 3 Requirements... 6 4 Test Methods... 7 5 Inspection Rules... 10 6 Mark, Package, Transportation and Storage... 12 Appendix A (Normative) Preparation of Standard Specimen for Secondary Coating Materials... 13 Appendix B (Normative) Test Methods of Moisture Content for Secondary Coating Materials... 15 Appendix C (Normative) Thermal Hydrolysis Property for Secondary Coating Materials – Strength Test Methods... 16 Appendix D (Normative) Compatibility of Secondary Coating Materials and the Filling Ointment... 18 Appendix E (Informative) Technical Requirements and Test Methods of PBT Loose Tube... 20 Appendix F (Informative) Preparation of Tubular Specimen for Loose Tube. 23 Appendix G (Informative) Sampling Method for the Tubular Specimen of Loose Tube... 25 Appendix H (Informative) Test Method for Mechanical Properties of Loose Tube... 26 Appendix J (Informative) Test Method for Axis Backward Shrinkage of Loose Tube... 28 Appendix K (Informative) Test Method for Thermal Hydrolysis of Loose Tube ... 29 Appendix L (Informative) Test Method for Thermal Aging Resistance of Loose Tube... 30 Appendix M (Informative) Test Method for Side Pressure Resistance of Loose Tube... 31 Appendix N (Informative) Test Method for Bending Resistance of Loose Tube ... 33 Appendix O (Informative) Compatibility between Filling Compound and Loose Tube – Test Method for Winding Resistance... 351 ScopeThis Part specifies the technical requirements, test methods, inspection rules, mark, package, transportation and storage of polybutylene terephthalate of secondary coating materials used for optical fiber. This Part is applicable to the manufacture, use and acceptance of secondary coating materials PBT used for optical fiber loose tube.2 Normative ReferencesThe provisions in following documents become the provisions of this Part through reference in this Part of GB/T 20186.For dated references, the subsequent amendments (excluding corrigendum) or revisions do not apply to this Part, however, parties who reach an agreement based on this Part are encouraged to study if the latest versions of these documents are applicable. For undated references, the latest edition of the referenced document applies. GB/T 1033-1986 Test Method for Density and Relative Density of Plastics GB/T 1034-1998 Plastics – Determination of Water Absorption (eqv ISO 62.1980) GB/T 1036-1989 Determination for Coefficient of Linear Expansion of Plastics GB/T 1040-1992 Plastics – Determination of Tensile Properties GB/T 1410-1989 Methods of Test for Volume Resistivity and Surface Resistivity of Solid Insulating Materials (eqv IEC 60093.1980) GB/T 1634.1-2004 Plastics - Determination of Temperature of Deflection under Load - Part 1.General Test Method GB/T 1634.2-2004 Plastics - Determination of Temperature of Deflection under Load - Part 2.Plastics, Ebonite and Long-Fiber-Reinforced Composites GB/T 1843-1996 Plastics – Determination of Izod Impact Strength (eqv ISO 180- 1993)3 Requirements3.1 Appearance The product is the milky white, milky yellow or colorless transparent cylindrical particles with diameter of 2mm~4mm, length of 2mm~4mm. The particles shall be smooth, free of impurities and free of beads.4 Test Methods4.1 Appearance Visually examination under natural light. 4.2 Specimen preparation The specimen preparation required by each property in Table 1 shall, refer to the method specified in GB/T 17037.1, specially performed according to the method specified in Appendix A (normative). 4.3 Standard environment for conditioning and testing of plastic specimens It shall be performed according to the Conditions 2, 3, 4 in GB/T 2918-1998. 4.4 Density It shall be performed according to the method specified in GB/T 1033. 4.9 Bending strength, bending modulus of elasticity It shall be performed according to the method specified in GB/T 9341.Adopt the standard specimen of (80×10×4) mm3-type. The test speed shall be (2.0±0.4) mm/min. 4.10 Melting point It shall be performed according to the method specified in GB/T 2951.37. 4.11 Shore hardness HD It shall be performed according to the method specified in GB/T 2411. 4.12 Izod impact strength 4.12.1 It shall be performed according to the method specified in GB/T 1843.The length and width of the standard specimen are 80mm and 10.2mm, respectively; the height range is 4mm~10.2mm. 4.17 Thermal hydrolysis property The test method of thermal hydrolysis properties may be selected according to the actual situation of the material supplier and purchaser. 4.17.1 Determination of strength 4.17.1.1 The specimen shall be the Type-I dumbbell standard specimen specified in GB/T 1040, and prepared according to the Appendix A (Normative). 4.16. 4.18 Compatibility between material and filling ointment5 Inspection RulesInspection can be divided into exit-factory inspection, type inspection, and user acceptance inspection. 5.1 Exit-factory inspection 5.1.3 According to the requirements of Clause 3, the inspection items in 3.1 and 3.2 Table 1 are the exit-factory inspection items. 5.1.4 If the exit-factory inspection is unqualified, then the products shall be unqualified. If product properties do not meet the requirements in 3.1 and 3.2 Table 1, then it is said that the exit-factory inspection is unqualified. If there are one or more unqualified unit products, then they are called unqualified products. 5.2 Type inspection 5.2.4 Qualified and unqualified type inspection 5.2.5 Treatment of unqualified type inspection If the type inspection is unqualified, t hen the material manufacturer shall immediately stop the exit-factory inspection. Immediately analyse the cause, take measures and eliminate the unqualified factors till the new type inspection is qualified, can the exit- factory inspection be restored. 5.3 User acceptance inspection 5.3.1 The user acceptance inspection shall examine all the items in 3.1 and 3.2 Table 1 of Clause 3.6 Mark, Package, Transportation and Storage6.1 Mark 6.1.1 The packaging bag of the products that inspected qualified shall be indicated the name of the materials, code, trademark, designation, batch number (or date of production), standard number, quality, manufacturer (including address, telephone, post code); and have the marks for “heat-proof” and “moisture-proof”. 6.2 Package The product is applied with negative pressure packaging with inner packaging of composite metal film and outer packaging bag with moisture-proof composite paper; or negative pressure packaging with packaging bags negotiated between the supplier and the purchaser. 6.3 Transportation When transporting the products, do not expose them to the sun and rain; and keep them dry, clean, intact and pollution-free. 6.4 Storage The products shall be stored in a clean, dry, cool and ventilated warehouse. The storage period shall be one year since the date of production. ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al. Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of English version of GB/T 20186.1-2006 be delivered?Answer: The full copy PDF of English version of GB/T 20186.1-2006 can be downloaded in 9 seconds, and it will also be emailed to you in 9 seconds (double mechanisms to ensure the delivery reliably), with PDF-invoice.Question 2: Can I share the purchased PDF of GB/T 20186.1-2006_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 20186.1-2006_English will be deemed to be sold to your employer/organization who actually paid for it, including your colleagues and your employer's intranet.Question 3: Does the price include tax/VAT?Answer: Yes. 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