QC/T 719-2019 English PDFUS$499.00 · In stock
Delivery: <= 5 days. True-PDF full-copy in English will be manually translated and delivered via email. QC/T 719-2019: Liquid asphalt tank truck Status: Valid QC/T 719: Historical versions
Basic dataStandard ID: QC/T 719-2019 (QC/T719-2019)Description (Translated English): Liquid asphalt tank truck Sector / Industry: Automobile & Vehicle Industry Standard (Recommended) Classification of Chinese Standard: T53 Word Count Estimation: 25,245 Date of Issue: 2019-08-02 Date of Implementation: 2020-01-01 Older Standard (superseded by this standard): QC/T 719-2004 Regulation (derived from): Natural Resources Department Announcement No. 7 of 2019 Issuing agency(ies): Ministry of Industry and Information Technology QC/T 719-2019: Liquid asphalt tank truck---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.Liquid asphalt tank truck ICS 43.160 T 58 QC People's Republic of China Automotive Industry Standard QC/T 1100-2019 Liquid Asphalt Transporter 2019-8-27 released 2020-1-1 implementation Published by the Ministry of Industry and Information Technology of the People's Republic of China ContentsForeword ... II 1 Scope ... 1 2 Normative references ... 1 3 Terms and definitions ... 2 4 Technical requirements ... 2 5 Test methods ... 5 6 Inspection rules ... 8 7 Signs, on-board documents, packaging, transportation and storage ... 9 Appendix A (Informative) Test Record of Liquid Asphalt Transporter ... 11ForewordThis standard was drafted in accordance with the rules of GB/T 1.1-2009. This standard was proposed and managed by the National Automotive Standardization Technical Committee (SAC/TC 114). The main drafters of this standard. Xi'an Dagang Road Machinery Co., Ltd., Luzhou Xingyang Automobile Co., Ltd., Wuhu CIMC Ruijiang Automobile Co., Ltd., Hanyang Special Purpose Vehicle Research Institute, Quality Inspection Center for Special Purpose Vehicle Products of Machinery Industry. The main drafters of this standard. Sun Jianxi, Du Wenxue, Sun Jialong, Gao Guozhuang, Gong Yongjie, Gu Jinxiang, Feng Huijian, Wang Yongbin, Zhang Xin Qiang, Huangfu Jianhong, Ou Yuhong, Wang Meigang, Zhang Xinong. This standard is issued for the first time. Liquid Asphalt Transporter1 ScopeThis standard specifies the terms and definitions of liquid asphalt transport vehicles, technical requirements, test methods, inspection rules and signs, on-board documents, Packaging, transportation and storage. This standard is applicable to liquid asphalt transport vehicles and liquid asphalt transport semi-trailers (hereinafter referred to as asphalt vehicles) modified by second-class chassis of stereotyped vehicles.2 Normative referencesThe following documents are essential for the application of this document. For dated references, only the dated version applies to this document. For undated references, the latest version (including all amendments) applies to this document. GB 1495 Vehicle acceleration noise limit and measurement method GB 1589 car, trailer and car train dimensions, axle loads and mass limits GB/T 3766 General rules and safety requirements for hydraulic drive systems and their components GB 4208 enclosure protection grade (IP code) GB 4351.1 Portable Fire Extinguishers Part 1 Performance and Structural Requirements GB/T 4606 Basic dimensions, installation and interchangeable dimensions of the 50th traction pin of the traction seat of a semi-trailer for road vehicles GB/T 4607 Basic dimensions, installation and interchangeable dimensions of traction pin No. 90 for semi-trailer traction seat of road vehicles GB 4785 Installation regulations for external lighting and light signal devices of automobiles and trailers GB 5226.1 Mechanical and electrical safety. Mechanical and electrical equipment. Part 1. General technical requirements GB 7258 Motor vehicle safety technical requirements GB/T 9969 General Instructions for Use of Industrial Products GB 11567 requirements for side and rear lower guards for cars and trailers GB/T 12544 Test method for maximum vehicle speed GB 12676 Technical requirements and test methods for braking systems of commercial vehicles and trailers GB/T 14039-2002 Code for pollution degree of solid particles in hydraulic transmission oil GB/T 15088 Road Vehicle Traction Pin Strength Test GB 15741 Car and trailer number plate (frame) and its location GB 16735 road vehicle vehicle identification code (VIN) GB/T 18411 road vehicle product label GB 18564.1 Road transport liquid dangerous goods tank vehicles-Part 1 Metal atmospheric tanks GB 19151 triangle warning signs for motor vehicles GB.20178 General rules for safety labels for earthmoving machinery GB/T 23336 General technical requirements for semi-trailers GB 25990 Vehicle rear sign board GB/T 26777 trailer support JB/T 5943 General technical conditions for welding of construction machinery JB/T 5945 General technical conditions for engineering machinery assembly JB/T 5946 General technical conditions for painting of construction machinery JT/T 475 semi-trailer axle QC/T 252 Special vehicle type test rules3 terms and definitionsThe following terms and definitions apply to this document. 3.1 Tank volume The volume of water the tank can hold at room temperature. 3.2 Rated tank volume The volume occupied by the asphalt inside the tank when the asphalt truck is rated load. 3.3 Filling ratio The ratio of the rated volume of the tank to the total volume of the tank.4 Technical requirements4.1 General 4.1.1 The design and production of asphalt vehicles shall comply with the requirements of this standard and the relevant national and industry standards, and shall be approved in accordance with prescribed procedures. Manufacturing of product drawings and technical documents. 4.1.2 The supporting parts and raw materials used in the asphalt vehicle shall comply with the relevant national standards or industry standards, and shall have an inspection certificate. 4.1.3 The welding of tanks shall comply with the relevant provisions of GB 18564.1. Weldments other than tanks shall comply with the provisions of JB/T 5943. 4.1.4 Parts shall be assembled only after passing the inspection. The assembly shall meet the requirements of JB/T 5945. 4.2 Vehicle 4.2.1 The outer dimensions, shaft loads and mass limits shall comply with the provisions of GB 1589. 4.2.2 The operation safety shall meet the requirements of GB 7258. 4.2.3 The number plate (frame) shall meet the requirements of GB 15741. 4.2.4 The maximum speed of the asphalt vehicle should not exceed 80km/h. 4.2.5 Liquid asphalt transport semi-trailers shall comply with the requirements of GB/T 23336, and the supporting devices shall comply with the requirements of GB/T 26777. The height of the lowest point from the ground after being stowed should not be less than 320mm; the traction pin should meet the requirements of GB/T 4606 or GB/T 4607. 4.2.6 The noise near the driver's ear should comply with the provisions of GB 7258; the noise outside the car during acceleration should meet the requirements of GB 1495. 4.2.7 The braking performance shall meet the relevant regulations of GB 12676, GB 7258 and GB/T 23336. 4.2.8 The side protection and the rear lower protection device shall comply with the provisions of GB 11567. The tank and the pipelines and pipeline accessories on the tank shall not exceed Vehicle side and rear lower guards. And the outer end of the pipeline and pipeline accessories on the rear head of the tank and the rear head and the rear lower protective device The distance of the inside vertical projection in the vehicle length direction should be greater than or equal to 150mm. 4.2.9 The tail marking plate and its installation position shall meet the requirements of GB 25990. 4.2.10 The light color, quantity and installation of external lighting and light signal devices shall comply with the provisions of GB 4785. 4.2.11 The reflective markings of the car body shall comply with the provisions of GB 7258. 4.2.12 The safety of the electrical system shall meet the requirements of GB 5226.1. 4.2.13 The roll stability angle shall meet the requirements of GB 7258. 4.2.14 All rotating and high-temperature parts that pose a danger to drivers and maintenance personnel shall be provided with protective covers and isolation devices, and shall be in accordance with GB 20178 requires the installation of eye-catching safety signs and hazard pictorial signs. 4.2.15 Portable fire extinguishers for vehicles that comply with the provisions of GB 4351.1 shall be provided, and shall be placed securely and easily accessible. 4.2.16 Triangular warning signs for motor vehicles shall be provided in accordance with GB 19151. 4.3 Appearance 4.3.1 The paint coating shall meet the requirements of JB/T 5946. 4.3.2 Various pipelines and lines shall be arranged neatly and reliably, and there shall be no interference or friction with moving parts. 4.3.3 The outer surface of the complete vehicle shall be smooth and flat, and there shall be no defects such as crushing, scratches, etc. 4.4 Special devices and systems 4.4.1 Tank 4.4.1.1 The maximum filling rate of the tank body should not be greater than 95% and should not be less than 85%; the maximum filling capacity of the tank body should not be greater than the rated load of the asphalt vehicle the amount. 4.4.1.2 The thickness of the steel plate used in the cylinder and the head of the tank shall comply with the relevant requirements of GB 18564.1; The volume between the wave plate and the wave plate and the adjacent head should not be greater than 7.5m3; its bottom and top should be able to communicate with each other, and it should be convenient for personnel In and out; the thickness of the wave shield should be consistent with the thickness of the cylinder. 4.4.1.3 Manholes shall be provided on the top of the tank. Manholes should be round holes with a nominal diameter of 500mm or more or 500mm × 400mm oval holes; The manhole should be closed by a top cover. The top cover should be opened flexibly and tightly closed. It should be able to prevent rainwater from falling or seeping in. The top of the tank should be provided with a non-slip passage Road; fixed or foldable guardrails shall be provided, in which the height of the folded guardrail shall not be less than 800mm, and the guardrail shall be locked when raised and retracted Be secure. 4.4.1.4 A discharge nozzle shall be provided at the lowest position at the tail of the tank, and it shall be ensured that all the asphalt in the tank can flow out through this nozzle. 4.4.1.5 An escalator for the upper and lower tanks shall be provided on the outside of the tank, and an escalator or other device shall be provided at the manhole to facilitate the entry and exit of the tank. 4.4.1.6 A breathing device shall be provided on the upper part of the tank. The breathing device shall adopt a tubular structure (referred to as breathing tube). The breathing tube should meet the following Claim. a) its diameter should not be less than 65mm, and it should ensure smooth flow; b) The plane of the mouth of the breathing tube should not be less than 20mm from the top surface of the tank. 4.4.1.7 Asphalt tanks shall be provided with a thermal insulation layer, and the thermal insulation materials shall be non-corrosive; the asphalt vehicle is fully loaded with 130 ° C matrix asphalt, and the ambient temperature is 25 ° C When parked under the conditions of ± 5 ℃ and wind speed not greater than 3m/s, the asphalt temperature drop in the tank should not exceed 3 ℃/h. 4.4.1.8 The overlapped parts of the outer skin shall be close and flat, and shall be able to prevent the infiltration of rainwater. 4.4.1.9 Liquid level display and temperature display devices shall be provided. Full-position alarm should be set, and the full-position alarm device should not fail due to asphalt condensation. 4.4.2 Hydraulic system 4.4.2.1 Asphalt vehicles that use an asphalt pumping system to discharge materials should use a hydraulic system to drive the asphalt pump. The hydraulic system should meet the requirements of GB/T 3766. Regulations. 4.4.2.2 Under normal working conditions of asphalt vehicles, the temperature of hydraulic oil in the hydraulic system should not exceed 80 ° C. 4.4.2.3 The hydraulic system shall be provided with a filter, and the solid particle pollution level of the hydraulic oil shall not be greater than GB/T 14039-2002-/17/14 Provisions. 4.4.2.4 The hydraulic system shall have good sealing performance. 4.4.3 Unloading system 4.4.3.1 Basic requirements Unloading system can be installed without emergency shut-off valve. 4.4.3.2 Gravity discharge The self-discharging system is mainly composed of a discharge port pipe, a discharge valve, a discharge pipe interface assembly and a discharge pipe. Each part shall meet the following requirements. a) The discharge valve should have a large flow cross-section and small opening resistance, and should be closed tightly and locked reliably in the non-discharge state; b) The discharge pipe interface assembly should be closed and reliable in any state except discharge; c) The discharge pipe should be oil and heat resistant. 4.4.3.3 Pump discharge The asphalt truck should be equipped with an asphalt pumping system for discharging, and it should be able to circulate the asphalt in the tank. The system should meet the following requirements. a) Asphalt pump should choose large displacement heat pump; b) The system should be equipped with a thermal insulation asphalt three-way valve, the diameter of which should match the asphalt pump, and the three-way valve should be closed tightly and locked during transportation. reliable; c) the system should have reliable tightness; d) The heat transfer oil heating system should be used to heat and heat the asphalt pump, three-way valve and pipeline. The heat transfer oil heating system should meet the following requirements. begging. 1) It should be able to absorb the waste heat of the flue gas or other heat to heat up the heat transfer oil; 2) The system should be capable of cycling; 3) The system should be sealed and reliable. 4.4.4 Heating system 4.4.4.1 When the ambient temperature is 25 ℃ ± 5 ℃, the wind speed is lower than 3m/s, the vehicle is under rated load, and the asphalt temperature in the tank is lower than 120 ℃ At this time, the heating system should be able to make the average temperature of the asphalt in the tank no less than 10 ℃ per hour. 4.4.4.2 The heating system shall be provided with heating pipes. The heating pipes shall meet the following requirements. a) The heating pipes arranged in the tank should be close to the bottom of the tank, and there should be a certain gap with the bottom of the tank; b) The pipeline should be able to ensure the smooth flow of flue gas, and U-shaped structure should be adopted; c) The inlet and outlet of the pipeline shall be set outside the tank; d) The pipeline should not leak. 4.4.4.3 The heating device shall be a light diesel burner or other heating device capable of meeting the requirements of 4.4.4.1. Light diesel burners should be used Meets the following requirements. a) The burner should be easy to ignite; b) The power source for the burner of the liquid asphalt transport vehicle should be its chassis power source; c) The liquid asphalt transport semi-trailer should be equipped with a generator to provide power to the burner or use 220V external power at the site. 4.4.4.4 The chimney shall be close to the end surface of the tank body, and shall have high temperature and weather resistance; the smoke exhaust port shall be provided with a rainproof device. 4.4.5 Electrical system 4.4.5.1 The control function of the electrical system shall meet the requirements of GB 5226.1. 4.4.5.2 The protection rating of the electrical enclosure shall not be lower than that specified in IP55 in GB 4208. 4.4.5.3 All control devices and components shall be sensitive, accurate, safe and reliable.5 Test method5.1 Type test Asphalt car type test is carried out according to QC/T 252. 5.2 Mandatory inspection Asphalt vehicle outline dimensions, axle loads and mass limits, external lighting and light signalling devices, side and rear lower protection, noise, body reflection Tests such as light identification and speed limit devices are conducted in accordance with relevant mandatory standards. 5.3 Special device and system test 5.3.1 Tank filling rate 5.3.1.1 Test conditions. a) The fuel and hydraulic oil of the prototype vehicle are filled up according to regulations, and the tools and accessories are provided with the vehicle; b) The number of cabin occupants is the same as the number of seats. 5.3.1.2 Test method. a) The sample vehicle is idling, and the engine is extinguished after stopping on the weighing machine, and the transmission is neutral. b) The asphalt tank is filled with water, and the weight of the entire vehicle My is taken when the tank is full; c) The sample car is stopped on the weighing machine according to the state of b), the asphalt tank is drained to the outside, and at the same time, observe that the weighing machine reaches the total mass (the full load of the vehicle) Stop draining water and record the total mass M. 5.3.1.3 The test results are entered in Table A.1. The test data is processed as follows. a) Rated volume of tank -MMM V e == (1) In the formula. Ve- rated volume of tank body, unit is liter (L); Me- rated load capacity of the prototype vehicle in kilograms (kg); M-total mass of the prototype, in kilograms (kg); M0-unloaded mass of the sample car, unit is kilogram (kg); ρ-density of water in kilograms per liter (kg/L). b) total tank volume 0MM = (2) In the formula. Vy- total volume of the tank, in liters (L); My- The mass of the vehicle when the tank of the sample vehicle is filled with water, the unit is kilogram (kg). c) Tank filling rate = × 100% (3) In the formula. - tank filling rate,%. 5.3.2 Tank insulation performance 5.3.2.1 The test conditions are as follows. a) The ambient temperature is 25 ℃ ± 5 ℃; the wind speed is not more than 3m/s; b) The vehicle is parked on the test site in a stationary state; c) Asphalt tanks are filled with matrix asphalt at a temperature of 130 ° C according to the rated capacity; d) the heating device is not working; e) The asphalt pump is stopped. 5.3.2.2 Test method. a) Asphalt temperature is measured at two points, measuring point A is located.200 mm below the asphalt surface; measuring point B is located between the heating pipe The distance should not be less than.200mm), 300 mm above the lowest point of the tank. As shown in Figure 1. Figure 1 Schematic layout of temperature measurement points b) Test the starting temperature at the beginning of the time measurement, and then measure the temperature value every 30 minutes. 5.3.3 Sealing performance test of pumping and discharging system 5.3.3.1 Test conditions. The ambient temperature is not lower than 5 ° C. 5.3.3.2 Test method. a) The flanges at the beginning and end of the system and the blind pads are fixed firmly to form a closed system; b) Connect the air compressor or high-pressure air source to pressurize the system, and keep the system pressure constant when the air pressure reaches twice the system working pressure; c) Apply soapy water to the components and piping connections of the system. Follow the application and observe. No bubbles are generated and no leakage. 5.3.4 Heating performance test of heating system 5.3.4.1 The test conditions are as follows. a) Fill the fuel tank with fuel to ensure the continuous working time of the burner is not less than 4h; b) The ambient temperature is 25 ℃ ± 5 ℃, and the wind speed is not more than 3m/s; c) the vehicle is at a standstill; d) The asphalt tank is filled with matrix asphalt according to the rated volume, and the asphalt temperature should not be lower than 110 ℃. 5.3.4.2 Test method. a) The arrangement of measuring points is the same as 5.3.2.2 a); b) Ignite the burner in accordance with the procedures and methods specified in the instruction manual; c) Start the test 1h after the combustion is norma......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of QC/T 719-2019_English be delivered?Answer: Upon your order, we will start to translate QC/T 719-2019_English as soon as possible, and keep you informed of the progress. 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