SY/T 4055-1993 Technical requirements for γ-ray panoramic exposure of spherical storage tanksSY/T4055-1993 Standard download decompression password: www.bzxz.net

Standard for Y-ray Full View ExposureTechnigue of Spherical Tank of the People's Republic of China for Petroleum and Natural Gas Industry
Technical Requirements
Standard for Y-ray Full View ExposureTechnigue of Spherical Tank
SY/T4055--93
Editor: Infrastructure Engineering Bureau of China National Petroleum and Natural Gas CorporationApproval Department: Ministry of Energy of the People's Republic of ChinaEffective Date: September 1, 1993
Petroleum Industry Press
1993·Beijing
Ministry of Energy Document
Energy Technology No. 19931277
Notice on Approval and Release of Six Petroleum and Natural Gas Industry Standards Including "Oil and Gas Field Engineering Measurement Specification"To all relevant units:
The six draft standards including "Oil and Gas Field Engineering Measurement Specification" have been examined and passed and are now approved as petroleum and natural gas industry standards and are hereby released. The numbers and names of each bid are as follows:
Standard number
SY 0054—93
SY 0070-93
SY/T 0071—93
SY 0075-93
SY/T 0519—93
SY/T 052093
SY/T 0521—93
SY/T 0522—93
SY4008-—93
SY 4011—93
SY 401493
Standard name
Specification for oil and gas field engineering survey
(instead of SYJ 0054—-83）
Design specification for water injection and distribution room in oilfield
Standard for selection of properties of oil and gas gathering and transmission pipelines and arm linesDesign specification for fire protection dikes in oil tank areas
Determination of crude oil servo value by U-tube method
Determination of crude oil viscosity by rotational viscosity balance method
Determination of crude oil wax precipitation point by microscopic observation method
Determination of crude oil wax precipitation point by rotational viscometer method
Specification for installation, construction and acceptance of shaft oil machine
(Replacement of SYJ4008—86)
Specification for installation, construction and acceptance of water injection pump
(Replacement of SYJ4011-86)
Specification for construction and acceptance of polyolefin adhesive tape anti-corrosion layer for buried steel pipelines
SY/T4055—93
SY 405693
4057—93
SY4058—93
4059-93
SY 4060--93
SY 4061—93
SY/T 406293
20-: SY 4063-93
4064-93
5030—93
SY/T 5102--93
SY/T 5134-93
5200-93
SY/T 5563—93
SY/T 5564--93
SY/T 5565--93
SY/T 5566--93
SY/T 556793
5568-93
SY/T 5569--93
(Replaces SYJ4014-87)
Technical requirements for panoramic radiographic exposure of spherical storage tanksRadiography and quality classification of butt welds of petroleum and natural gas steel pipelines
Technical conditions for steel pipes with internal anti-corrosion coatings of liquid ring-bearing coatingsSpecifications for on-site patching and repair of external anti-corrosion and insulation layers of buried steel pipelinesConstruction and acceptance specifications for anti-corrosion and insulation engineering of steel containersConstruction and acceptance specifications for natural gas purification equipment and pipeline installation engineering
Construction and acceptance specifications for heavy oil thermal recovery pipelines
Number of long-distance pipeline linesConstruction process for drift ice operationTechnical requirements for anti-vibration identification of electrical facilities
Technical requirements for anti-vibration identification of normal pressure vertical storage tanks for oil drilling rigs10 Series diesel engine
(replace SY5030-83)
Basic environmental test method for oil exploration and development instruments Test K, high temperature and high pressure test (replace SY5102-85)
Basic environmental test method for oil exploration and development instruments Test G: vibration (sine test replaces SY5134-86)
Drill string conversion joint (replace SY5200-87)DSZ1 Dili data amplification station
Controllable source code scanning generator
Water-mixed electronic water meter
Low energy crude oil water content analyzer
Small diameter flow water content tester maintenance specification Controllable source electronic control box
Telemetry seismograph power station
SY/T 5570—93
SY 5571--93
35.SY/T 557293
SY/T 5573-93
SY/T 5574--93
SY 5575--93
SY 5576—93.
SY 5577—93
SY/T 5578--93
YKZ480 telemetered ground control instrument
Cementing cement head,
Classification and general technical conditions of drilling and scooping tools Specifications for measuring instruments in petroleum geophysical prospecting enterprises Specifications for measuring instruments in petroleum and natural gas geological logging enterprises:
Processing methods for drill pipe test data
Drilling team camping house
Technical requirements for casing loading, unloading, transportation and storage
Specifications for measuring instruments in oilfield ground construction engineering construction enterprises
SY/T5679--93: Description method of conglomerate reservoirsSY/T558093 Technical management regulations for crude oil demulsifiers and sewage treatment agents used in oil fields
SY/T558193TA1031 Crude oil demulsifier
SY/T 5582—93.
Basic environmental test methods for petroleum exploration and development instruments Test N. Broadband random vibration:
SY/T5583—93. Requirements for the preparation of petroleum instrumentation product standards SY/T 5584—93
SY/T 5585.1~
5585.4—93
SY/T 558693
SY/T 5587.4
SY/T 5587.11
SY/T5587.12
SY5589--93
Basic environmental test methods for petroleum exploration and development instrumentsTest J: Sealing test
Electrical parameter test methods for digital transmission cablesCharacteristic impedance and propagation time test
Petroleum industry complete equipment introduction contract specificationRoutine well repair work for oil and water wells
Equipment leak detection operation procedures
Routine well repair and merging work for oil and water wells
Milling process
Routine well repair work for oil and water wells
Tubular phosphorus wax preventer
Oil layer casing isolation
Drillable packer drilling
Oil pump beating operation
SY/T 5590-—93
SY/T 5591--93
559293
SY 5593--93
SY/T 5594--93
5490—93
406593
Evaluation method of gelling agent performance
Standard for material storage management level of petroleum enterprisesPolymer gelling type PIA-605 profile control agent
Quality index of drilling and daring
Preparation method of water-driven sandstone oilfield development planSodium bentonite for drilling test
Ultrasonic flaw detection and quality classification of butt welds of petroleum and natural gas steel pipelines
The above standards shall come into force on September 1, 1993. Ministry of Energy of the People's Republic of China
March 27, 1993
1.0.1 Based on the characteristics of the panoramic X-ray technology of petroleum and natural gas spherical storage tanks, this standard is specially made to ensure the full operation of the spherical storage tanks and the best inspection effect. 1.0.2 This standard is applicable to the panoramic X-ray exposure inspection method of butt welds of steel spherical storage tanks (hereinafter referred to as spherical tanks) with a base material thickness of 15-75mm. 1.0.3 The Y-ray film phase grade of the spherical tank shall comply with the AB grade provisions in GB3323-87 "Radiography and Quality Grading of Steel Fusion Weld Butt Joints". 10.4 The inspection unit engaged in this method shall comply with the "Regulations on Radiation Protection of Radioactive Resonance Devices" promulgated by the State Council, and shall be examined and approved by the health and public security departments before it can engage in panoramic X-ray exposure inspection work within the permitted scope.
1.0.5 The inspectors engaged in this method must hold a qualification certificate issued by the relevant national departments and suitable for their work, and have certain knowledge of radiographic inspection equipment, inspection methods and protection.
1.0.6 The relevant standards or the use standards
GB3323-87 "Radiography and Quality Classification of Steel Fusion Welded Butt Joints" GB5618--85 "Linear Image Quality Meter"
GB4792-4 "Basic Standard for Radiation Health Protection 2
Surface Requirements for Spherical Tank Welds
2.0.1 The surface of the spherical tank welds and heat-affected zones shall be qualified after visual inspection, and the irregular state of the surface shall not affect the quality assessment of the welds in the effective assessment area of ​​the film. ? All inspected welds and heat-affected zones shall be cleaned. 2
Choice of ray source
3.0.1 Currently, Co\0 and Ir192 are widely used in the inspection of spherical pulp. 3.0.2 The ray source shall meet the following requirements:Www.bzxZ.net
3.0.2.1 Long half-life.
High activity ratio (small size at the same intensity) Appropriate energy to meet the thickness requirements of the transmissive spherical tank. No pollution to the surrounding environment, easy to transport, store and install. 3
Minimum wall thickness of transmissive spherical tank
4.0.1 The minimum wall thickness of the spherical tank base material allowed by the panoramic ray method shall comply with the provisions of Table 4.0.1.
Minimum thickness of the base material of the spherical mold
Type of ray source
Base material thickness ()
·Selection of film and intensifying screen
It is advisable to choose microparticles: high contrast. Low-sensitivity type 1 film. 5.0.2 The Y-ray panoramic exposure method uses a lead foil intensifying screen, and the thickness of the intensifying screen should comply with the provisions of Table 5.0.2.
Broadness of intensifying screen
Type of ray source
Thickness of front screen (mm)
0, 50, 1e
0.50-2,00
Table 5.0.2
Thickness of rear screen (mm)
0.60-2.00
Film fuming
6.0.1 The blackness in the effective evaluation area of ​​the film should be within the range of 1.8 to 3.5, and these values ​​include a background gray fog of no more than 0.3. : Brown mark and cloth
70.1 Each negative film shall have the image of lead identification mark and positioning mark, and shall be consistent with the area to be inspected on the side of the spherical tank.
.0.2 Positioning marks include center mark and overlap mark. The image of the edge of the adjacent negative film can be used as the finger joint mark.
70.1 Each negative film shall have the image of lead identification mark and positioning mark, and shall be consistent with the area to be inspected on the side of the spherical tank.
.0.2 Positioning marks include center mark and overlap mark. The image of the edge of the adjacent negative film can be used as the finger joint mark.
70.2 Identification marks include project number, spherical tank number, weld seam director bottle negative film number.
70.4 The film shall be fixed firmly on the inspected area during exposure, and the cap opening of the dark box shall be facing downward when the film is facing up and down. The overlap length of adjacent films shall not be 15mm.
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