HG 2103-1991 Technical Specifications for Rubber Lined Railway Tank Cars HG2103-1991 Standard Download Decompression Password: www.bzxz.net

Chemical Industry Standard of the People's Republic of China
HG2103-91
Technical Conditions for Rubber-lined Railway Tank Cars
Published on August 18, 1991
Ministry of Chemical Industry of the People's Republic of China
Implementation on January 1, 1992
Subject Content and Scope of Application
Cited Standards
6 Test Methods and Inspection Rules
8 Volume Verification
Painting, Marking, Transportation and Storage
10 Factory Technical Documents for Tank Cars
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Chemical Industry Standard of the People's Republic of China
Technical Conditions for Rubber-lined Railway Tank Cars||t t||Subject content and scope of application
This standard specifies the requirements for the design, manufacture, inspection and acceptance of rubber-lined railway tank cars. HG2103-91
This standard applies to railway tank cars (hereinafter referred to as tank cars) with a standard track gauge of 1435mm and whose transport media are hydrochloric acid and media that can be corroded by hard rubber.
2 Reference standards
GB146.1 Standard gauge railway locomotive and rolling stock limits GBS3I
GB1173
GB1176
GB1300
GB1348
GB1591
GB1804
GB1922
GB2649
GB2650
GB2651
GB2653
Test method for rubber-forged A-type hardness
Technical conditions for high-quality carbon structural steel grades and general stocks Technical conditions for ordinary carbon structural steel
Technical conditions for cast aluminum alloys
Technical conditions for cast copper alloys
Welding wire
Spheroidal graphite castings
Technical conditions for low-alloy structural steel
Tolerances and fits Limit deviations of dimensions without tolerances Solvent oil
Method for sampling mechanical properties test of welded joints
Impact test method for welded joints
Tensile test method for welded joints
Bending and flattening test method for welded joints
GB3077
GB3323
GB5117| |tt||GB5118
GB5293
GB5575
GB5599
GB5600
GB-5675
GB5676
Technical conditions for alloy structural steels
Radiography and quality classification of steel fusion welding butt jointsCarbon steel welding rods
Low alloy steel welding rods
Flux for submerged arc welding of carbon steel
Uncured rubber sheets for linings of chemical equipment
Specifications for the assessment and test of dynamic performance of railway vehiclesGeneral technical conditions for railway freight cars
Grading of grey cast iron
Casting carbon steel for general engineering
Thick plates of carbon steel and low alloy steel for power vesselsGB6654
GB 7703. 1
GB 7703.2
General rules for railway vehicle marking
Text and fonts for railway vehicle marking
Approved by the Ministry of Chemical Industry of the People's Republic of China on August 19, 1991 and implemented on January 1, 1992
GB-8162
TB1134Www.bzxZ.net
TB1467
TB1580
TB1584
TB1586
TB1883
TB1901
JB1152
JB2536
Seamless steel pipes for structures
Technical conditions for wood for freight cars
HG2103-| |tt||General technical conditions for forgings for railway locomotives and rolling stock Technical conditions for welding of new locomotives and rolling stock
Technical conditions for riveting of new rolling stock
Technical conditions for assembly of vehicle coupler buffer devices Technical conditions for two-axle bogies for freight cars
Technical conditions for assembly of vehicle brake devices
Ultrasonic flaw detection of butt welds of boilers and steel pressure vessels Container painting, packaging and transportation
HG4-—852
Determination method for tearing strength of adhesion between vulcanized rubber and metal JJG140
Trial verification procedure for volume of railway tank cars
3 Design
3.1. In addition to complying with this standard, tank cars shall also comply with the requirements of product drawings approved in accordance with the prescribed procedures. 3.2
The dynamic performance requirements of tank cars shall comply with the provisions of GB5599, and the overall dimensions of tank cars shall comply with the provisions of GB146.1. Tank cars can pass the minimum curve radius of 145m.
The speed of tank trucks is generally not less than 100km/h3.5
Tank trucks are prohibited from passing through humps.
The design pressure is not more than 0.6MPa.
The tank body must be equipped with two or more manholes with a diameter of not less than 600mm. The rubber sheet is made of hard rubber, and the lining thickness is 5~6mm. Materials
The materials used in tank trucks shall comply with the relevant standards and have a quality certificate. The materials of tank truck bodies and heads, manhole neck pipes, manhole flanges and flange covers shall comply with the following provisions. a.
Steel plates shall comply with the provisions of GB6654 and GB700; steel pipes shall comply with the provisions of GB8162;
Bars shall comply with the provisions of GB699, GB700 and GB3077; d. Welding materials shall comply with the provisions of GB1300, GB5117, GB5118 and GB5293. 4.3 Rubber and formulated films used for tank truck linings shall comply with the provisions of GB5575. Solvents should comply with the provisions of GB1922
General materials for tank cars
Carbon structural steel should comply with the provisions of GB700; b.
Low alloy structural steel should comply with the provisions of GB1591; Carbon steel castings should comply with the provisions of GB5676; Gray iron castings should comply with the provisions of GB5675; Ductile iron castings should comply with the provisions of GB1348: Forgings should comply with the provisions of TB1467;
Aluminum alloy castings should comply with the provisions of GB1173; Copper alloy The counterfeit parts shall comply with the provisions of GB1176; the manufactured parts shall comply with the provisions of TB1134.
HIG2103--91
4.6 The tank head and shell shall be marked with material and have a record of the migration. 5 Manufacturing
5.1 Running gear assembly manufacturing
"Running gear assembly\ is the general term for the chassis, bogie, brake, coupler and buffer device. 5.1.1 General requirements
5.1.1.1 Riveted parts shall comply with the provisions of TB1584 5.1.1.2 Welding parts shall comply with the provisions of TB1580: 5.1.1.3 The limit deviations of the unindicated tolerance dimensions of the machined and non-machined surfaces shall be in accordance with the J14 and J16 grades of GB1804, respectively.
5.1.1.4 The assembly dimension tolerances shall be in accordance with the IT16 grade of GB1804. 5.1.1.5 The length of the bolt exposed after assembly shall not be less than one thread pitch at the shortest and not more than one nut thickness at the longest. 5.1.1.6 Pins and bolts The cotter pin on the bearing should be rolled up, 5.1.1.7 Except for those already specified, an appropriate amount of lubricating grease should be applied between the rotating and sliding surfaces. 5.2 Manufacturing of chassis
1.2.1 After the chassis is assembled, the maximum deviation of the length is ±0.8% of its basic size, the maximum deviation of the width is ±5mm; the difference of the diagonal is not more than 8mm.
5.1.2.2 After the chassis is assembled, the deviation of the center distance between the two pillow frames (measured outside the frames on both sides) is not more than 0.7% of the basic size, and the difference of the diagonal is not more than 6mm.
5.1.2.3 The deflection between the two pillow beams and the center beam should be -3~+8mm, the center beam deflection should be ±0.6% of the basic size, and the length per meter should not exceed 3mm. The upturn or sag of the traction beam and the pillow beam on the outside should not exceed 5mm; the head of the traction beam should not exceed 5mm. 5.1.2.4 The offset of the center of the upper center plate to the outside of the beams on both sides should not exceed 3mm, and the maximum deviation of the distance from the center of the upper center plate to the outside of the end beam is ±5mm.
5.1.2.5 After the assembly of the seat and the base frame, the offset of the center line of the seat should not exceed 2mm in any direction. 5.1.2.6 The offset of the lower center line and the center line of the two pillow beams should not exceed 2mm in any direction. 5.1.2.7 After the underframe is assembled, a 0.5mm wide ruler should be placed on the platform to check the contact between the platforms on both sides of the upper center plate. The insertion depth of the feeler gauge shall not exceed 20mm.
5.1.3 Bogie Manufacturing
5.1.3.1 All parts and components shall be manufactured and tested in accordance with relevant standards. 5.1.3.2 Assembly must comply with the provisions of TB1883. 5.1.4 Braking device manufacturing
5.1.4.1 All parts must be manufactured and tested according to relevant standards. 5.1.4.2 Assembly and testing must comply with the provisions of TB1901. 5.1.5 Coupler buffer manufacturing
5.1.5.1 Parts must be manufactured and tested according to relevant standards. 5.1.5.2 Assembly must comply with the provisions of TB1586. 5.1.6 Running device assembly should only have technical service personnel. 5.2 Tank manufacturing
5.2.1 Steel cutting and weld groove can be machined. If flame cutting is used, the slag and oxide scale on the cut surface should be cleaned. The cleaning range is not less than 20mm from the edge of the groove. There should be no cracks, delamination, pinching and other defects on the groove surface.
5.2.2 Head
5.2.2.1 When the head is made of two pieces or three symmetrical steel pieces, the distance between the weld and the center line shall be less than 1/4Di, and the width of the middle plate shall not be less than 200mm (Figure 1).
HG2103
5.2.2.2 The misalignment of the weld of the head shall not exceed 3mm. 5.2.2.3 The head shall be formed as a whole, and the surface shall be smooth and flat. The minimum thickness of the head after stamping shall not be less than the nominal thickness 8n minus the negative deviation of the steel plate thickness C.
5.2.2.4 Use an inner sample with a chord length not less than 3/4 of the head inner diameter Di to check the shape deviation of the inner surface of the head (Figure 2). The maximum distance shall not be greater than 1.25% of the head inner diameter Di, and the deviation position shall not change suddenly. Head
≥3/4Di
Inspection should make the template perpendicular to the measuring surface, allowing to avoid the weld area. For the dished head, the inner radius of the transition zone corner shall not be less than the specified value of the drawing. 5.2.2.5 The difference between the maximum diameter Dmx and the minimum diameter Dmin on the straight side section of the head shall not be greater than 1% of Di, and shall not be greater than 25mm.
5.2.3 Simple section
5.2.3.1, the misalignment of the longitudinal weld b is 3mm (Figure 3). HG2103-91
5.2.3.2 The edge angle E formed in the circumferential direction after welding shall be inspected with an inner template with a chord length equal to 1/6 of the inner diameter Di and not less than 350mm or an outer template (Figure 4). The E value shall not be greater than (sn/10+2)mm, and shall not be greater than 4mm. 1/6 not less than 350
5.2.4 Simplified assembly
5.2.4.1 The misalignment of the girth weld b, when 10<8n≤20mm, b≤1/4nmm; when 20
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