GB 18564.2-2008Road tanker for dangerous liquid goods transportation - Part 2: Technical requirements of atmospheric pressure non-metal tank (English PDF)

2.5 GB/T 2568 Heat distortion temperature °C >=70 GB/T 1634.1 (A method)

5.4.3 mechanical properties of glass fiber reinforced plastic tank material Enhance the mechanical properties of glass fiber-reinforced plastic tanks shall meet the structural layer material in Table 5 or Table 6 requirements. Table

5 Mechanical properties of the material layer tubular structures Laminates direction Tensile Strength MPa experiment method Circumferential >=120 Axial >=60 GB/T 1447 Table

6 Mechanical properties of the material layer header structure Shelf thickness mm Tensile Strength MPa experiment method < 5.0 >=60 5.0 ~ 6.5 >=83 6.5 ~ 10.0 >=93 > 10.0 >=108 GB/T 1447

5.5 Tank with foreign material, shall meet the following requirements.

a) should be used in the relevant foreign standards or specifications allow the use, and the use of foreign materials have been instances, its use should be consistent with the material Producer of the corresponding provisions of standards or specifications, and quality certificate of the material; B) Before manufacturing units for the first time, should the relevant standards or specifications for chemical composition, mechanical properties of materials retest, meet After the requirements in order to feed manufacture;

c) the technical requirements of this section shall not be less than the corresponding national technical specifications and materials; when not meet the requirements, national authorities should adopt Authorized unit for technical review.

5.6 tank with newly developed materials, materials development and production units should test material and third-party verification of test reports submitted to the State Authorities approved the technical evaluation units, can be utilized to design and manufacture the tank after the adoption. Design 6

3.5 GB/T 2568 Table

4 Structure of the mechanical properties of the resin layer requirements Item Index Test Method Tensile strength MPa >=

60 Tensile modulus MPa >=3000 Damage Elongation% >=

4.1 General

4.1.1 shall comply with the provisions of this section, the tank design, manufacture, test methods, factory inspection, painting and signs marking and periodic inspection Security requirements for projects shall comply with the provisions of relevant laws, rules and regulations.

4.1.2 design, manufacturing units should be the relevant provisions of the State to obtain the appropriate qualifications, can be carried out the design and manufacture of the tank.

4.1.3 fitted comply with this part of the tank tanker shall comply with the relevant provisions of GB 7258.

4.2.1 Design Unit

4.2.1.1 design institutions responsible for the correctness and completeness of the design documents.

4.2.1.2 tank design documents should include at least the following.

a) design calculations (including the tank strength calculations, tank volume calculation, Standoff local stress calculation, etc.);

b) design drawings (including general view, FIG tanks, piping diagrams);

c) design specification;

d) instructions for use.

4.2.1.3 master plan should indicate at least the following.

a) Product name, model;

b) chassis models, engine power, full of the total mass, the curb weight, axle load weight, maximum permissible filling mass, tanker outside dimensions, Tank size, the total volume of the tank design, the effective volume and the main technical characteristics of sub-storage volume and other parameters;

c) the tank design pressure, design temperature, filling media and hazardous characteristics, coefficient of welded joints, corrosion allowance and unit volume filling volume, etc. The main design parameters;

d) specifications and performance requirements for tank safety accessories;

e) tank tightness test requirements;

f) the location of the tanker product nameplate.

4.2.1.4 Figure tank should indicate at least the following.

4.2.2 Manufacturing units

4.2.2.1 manufacturing units should be produced by the prescribed procedures approved design drawings, for the original design modifications should be made of the original design Unit agreed to amend the written documents, and to change parts of the detailed records.

4.2.2.2 manufacturing units in the manufacturing process and after completion, according to this section and the design drawings of the tank (vehicle) were the test, Inspection and testing, issued by the inspection, testing and test reports, and is responsible for the correctness and completeness of the report.

4.2.2.3 The manufacturer shall be kept for at least the following documents for reference, and the preservation of ships should not be less than seven years.

a) manufacturing process diagram or manufacturing process card;

b) documents and materials of materials;

c) welding and heat treatment records;

d) inspection records of safety accessories;

e) the manufacturer shall be specified in the standard test inspection records of the project;

f) ray inspection reports and negatives, other non-destructive inspection report;

g) inspection, testing and manufacturing processes and test report after the completion;

h) design and as-built drawings (including at least general view, FIG tanks and piping diagrams);

i) the product manual;

j) product quality certificate.

5.1 General Requirements

5.1.1 Tank material (including lining material) should have good corrosion resistance, mechanical properties and the corresponding process performance, and full The basic requirements for full tank manufacture, inspection and safe use and so on.

5.1.2 tank with tank and pipe, welding consumables and other materials shall comply with relevant national standards or industry standards, and should have the appropriate quality certificate Documentation.

5.1.3 Tank materials should be compatible medium tank shipment, tank materials contact with the media (including the lining material) should not be sent with the shipment media Chemical reaction, thus avoiding or reducing the strength of the material contaminated shipment of media and meet tankers in use encountered a variety of work and the environment condition.

5.1.4 Appendix A shipment of media in the tank, the material can refer to Appendix B to choose.

5.1.5 Tank materials should be carried out into the factory inspection and testing data, and shall meet the technical requirements of this chapter.

5.1.6 tank with material of the following circumstances, should be re-inspection.

a) the requirements of the design drawings;

b) user requirements;

c) material quality certificate are missing items;

d) welding tank with a plastic sheet stored for more than two years of storage time or unclear;

e) manufacturing unit can not determine the authenticity of the material or the performance and composition of the material of doubt.

5.2 Rotational tank material

5.2.1 When a tank with rotational molding process, the material properties of polyethylene tanks shall meet the requirements of Table 1.

5.2.2 tank polyethylene resin powder particles is between 30 mesh to 100 mesh, 30 mesh not less than 1%, not greater than 100 mesh More than 15%.

5.3 Welding can body sheet

5.3.1 Rigid PVC sheet Rigid PVC sheet shall comply with GB/T 4454-1996 in industrial -A class.

5.3.2 Sheets polypropylene Material properties of polypropylene sheets should meet the requirements of Table 2. Table

5.4.1 Reinforcements

5.4.1.1 reinforcing material should be used E-glass fiber and fabric. E-glass fiber yarn untwisted shall comply with GB/T 18369; and E-glass fiber fabric shall comply with relevant national standards or industry standards.

5.4.1.2 have special requirements, other materials can be used as a reinforcing material reinforcing the inner liner material.

5.4.2 Thermosetting resin

5.4.2.1 thermosetting resin shall meet the following requirements.

a) an unsaturated polyester resin should be consistent with the provisions of GB/T 8237's;

b) shall comply with the epoxy resin GB/T 13657; and

c) other vinyl ester resins and phenolic resins, etc. shall comply with relevant national standards or industry standards.

5.4.2.2 liner resin may be isophthalic unsaturated polyester resins, vinyl ester resin, bisphenol -A resin properties and shipment media Resins compatible.

5.4.2.3 unsaturated polyester resin mechanical properties shall meet the requirements of Table 3 or Table 4. Table

3 Mechanical properties of the resin liner requirements Item Index Test Method Tensile strength MPa >=

60 Tensile modulus MPa >=2500 Damage Elongation% >=

6.1 Basic requirements

6.1.1 should be used stereotypes chassis national authorities approved setting chassis shall comply with relevant national standards, industry standards, and there will To technical information and product quality certificate and other documents.

6.1.2 Tank (car) with purchased parts shall comply with the relevant national standards, industry standards, and there are suppliers of product quality certificates, loading Hotels should be chosen by the inspection of components. Axis Holland and quality parameters

6.1.3 vehicles shall comply with the provisions of GB 1589. Structural safety requirements

6.1.4 vehicles shall comply with the provisions of GB 7258.

6.1.5 cab of the vehicle shall be equipped with a dry chemical fire extinguisher, on both sides of the vehicle should be equipped with the dielectric properties of shipment or adapt extinguishers Effective fire extinguishing apparatus, one each. Fire extinguisher or fire extinguishing equipment should be fixed securely, access to convenient.

6.2.1 General provisions

6.2.1.1 cross-section of the tank is generally circular.

6.2.1.2 head using compression standard concave oval dish or inner radius dished header surface portion should not exceed Head Straight Diameter, inside corner radius should be not less than 10% of the inner diameter of the head, and not less than 3 times the nominal thickness of the head.

6.2.1.3 The design pressure of the tank should not be less than the maximum working pressure.

6.2.1.4 calculated pressure tank should be considered in addition to the working pressure of the tank shipment of media, it must also consider the tank during normal shipping and handling Generated static, dynamic and thermal loads, etc. Maximum combined loads.

6.2.1.5 tank plastic welding butt welded joints shall be double welded or equivalent to a double-sided full penetration weld structure, head and cylinder connection Collusion with full penetration butt welded structure.

6.2.2 Tank wall structure requirements

6.2.2.1 plastic tank wall tank should be of the same material.

6.2.2.2 Glass fiber reinforced plastic tank tank wall should be a laminate structure, and meet the following requirements.

a) from inside to outside the inner surface layer, a second inner layer and an outer layer strength surface layers 4 layers, wherein the inner surface layer and the inner layer collectively Ci The inner liner;

b) an inner surface layer of a thickness of 0.25mm ~ 0.5mm, the thickness of the second inner layer is not less than 2mm, the total thickness of the inner liner is not less than 2.5mm;

c) the strength of the layer thickness is determined by the design and calculation;

d) the outer surface of the layer thickness of 0.2mm ~ 0.5mm;

e) an inner surface layer is made of glass fiber carpet surface and a thermosetting resin, the resin mass content of 80% to 90%;

f) secondary inner layer of chopped glass fiber strands or fabric and a thermosetting resin, the resin content of 68 mass% ~ 78%;

g) the strength of the fabric layer is made of glass fiber and a thermosetting resin, which resin content of 25 mass% to 50%;

h) the outer surface layer is made of glass fiber carpet surface and a thermosetting resin, the resin quality content should not be less than 70%;

i) the tank wall liner can also be used thermoplastic sheet material, its thickness should be 2.5mm ~ 4.0mm between. 6.2.3...