1 Scope
This standard specifies the quality acceptance for inspection lot and subitem project in the construction engineering of natural gas conditioning plant, as well as quality management and control on construction site.
This standard is applicable to the construction quality acceptance of newly-built, rebuilt, or extended engineering of natural gas conditioning plant.
This standard is not applicable to the construction quality acceptance of water supply, power supply, sewage treatment, sewage irrigation, road engineering, etc., outside the plant area, supported for construction engineering of natural gas conditioning plant.
2 Normative Reference
The following standards contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding correction to), or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this standard are encouraged to study whether the latest edition of these documents is applicable. For undated references, the latest edition of the normative document referred to applies.
GB 150 Steel Pressure Vessels
GB 1499.2 Steel for the reinforcement of concrete - Part 2: Hot rolled ribbed bars
GB 4053.1 Safety Requirements for Fixed Steel Vertical Ladders
GB 4053.3 Safety Requirements for Fixed Industrial Protective Railings
GB 50202 Code for acceptance of construction quality of building foundation
GB 50203 Code for construction quality and acceptance of masonry engineering
GB 50204 Code for Acceptance of Constructional Quality of Concrete Structures
GB 50205 Code for Acceptance of Construction Quality of Steel Structures
GB 50207 Code for Acceptance of Construction Quality of Roof
GB 50208 Code for Acceptance of Construction Quality of Underground Waterproof
GB 50209 Code for acceptance of construction quality of building ground
GB 50210 Code for construction quality acceptance of building decoration
GB 50211 Code for construction and acceptance of industrial furnaces building
GB 50242 Code for Acceptance of Construction Quality of Water Supply Drainage and Heating Works
GB 50243 Code of Acceptance for Construction Quality of Ventilation and Air Conditioning Works
GB 50300 Unified Standard for Constructional Quality Acceptance of Building Engineering
GB 50303 Code of Acceptance of Construction Quality of Electrical Installation in Building
GB 50339 Code for acceptance of quality of Intelligent building systems
SY/T 0063 Standard test methods for holiday detection in pipeline coatings
SY/T 0407 Specification of steel surface preparation before application of paint
SY/T 0460 Technical code for construction of equipment and piping installation engineering for natural gas conditioning purification facilities
SY/T 0599 Metallic material requirements - Resistance to sulfide stress cracking and stress corrosion cracking for gas surface equipment
SY 4200-2007 Code for Quality Acceptance of Oil and Gas Construction Engineering - General Rule
SY 4201.1 Code for quality acceptance of oil and gas construction engineering Equipment installation engineering - Part 1: Mechanism and pump device
SY 4201.2 Code for quality acceptance of oil and gas construction engineering Equipment installation engineering - Part 2: Tower device
SY 4201.3 Code for quality acceptance of oil and gas construction engineering Equipment installation engineering - Part 3: Container equipments
SY 4201.4 Code for quality acceptance of oil and gas construction engineering Equipment installation engineering - Part 4: Boiler device
SY 4202 Code for quality acceptance of oil and gas construction engineering - storage tank project
SY 4203 Code for quality acceptance of oil and gas construction engineering - station procedure pipeline project
SY 4205 Code for quality acceptance of oil and gas construction engineering - automation instrumentation engineering
SY 4206 Code for quality acceptance of oil and gas construction engineering - electrical engineering
SY 4208 Code for quality acceptance of oil and gas construction engineering - oil and gas transmission pipeline project
SY/T 5257 Steel bend for oil and gas transmission
JB 4708 Welding Procedure Qualification for Steel Pressure Vessels
JB/T 4730.1 Nondestructive Testing of Pressure Equipments - Part 1: General Requirements
JB/T 4730.2 Nondestructive Testing of Pressure Equipments - Part 2: Radiographic Testing
JB/T 4730.3 Nondestructive Testing of Pressure Equipments - Part 2: Ultrasonic Testing
JB/T 4730.4 Nondestructive Testing of Pressure Equipments - Part 2: Magnetic Particle Testing
JB/T 4730.5 Nondestructive Testing of Pressure Equipments - Part 5: Penetrant Testing
JB/T 4730.6 Nondestructive testing of pressure equipments - Part 6: Eddy current testing
YB/T 2203 Test method for refractoriness under load of castable refractory (non-differential with rising temperature)
YB/T 2206.1 Test method for thermal shock resistance of castable refractory (Compressed air flow quenching)
YB/T 2206.2 Test method for thermal shock resistance of castable refractory (Water quenching)
YB/T 2208 Test method for crushing strength of castables refractory at elevated temperature
YB/T 5199 Dense refractory castables - Determination of pyrometric cone equivalent (refractoriness)
YB/T 5200 Dense Refractory Castables - Determination of Bulk Density and Apparent Porosity
YB/T 5201 Dense refractory castables - Determination of cold modulus of rupture and cold crushing strength
YB/T 5202.1 Preparation of specimen for unshaped refractories - Part 1: Refractory castables
YB/T 5203 Dense Refractory Castables - Determination of Linear Change
YB/T 5205 Dense refractory castables - Determination of thermal expansion
3 Terms and Definitions
For the purposes of this standard, the following terms and definitions apply.
3.1 Natural gas conditioning plant
Plant in which natural gas is treated with desulfurization (decarburization), dehydration, etc., and acid gas is treated.
3.2 Acceptance
The concerned organizations involved in the construction activities jointly conduct the inspection for the quality of inspection lot, subitem, subsection and unit projects on the base of the qualified self-inspection on the constructional quality of oil and gas construction engineering conducted by the construction organization and make a writing confirmation the quality conformity condition of engineering in accordance with the relevant standards.
3.3 Inspection lot
An inspection group composed of a certain quantity of samples collected for inspection according to the same production conditions or the specified modes.
3.4 Inspection
Activity of conducting measurement, inspection and tests for the properties of testing items, comparing the results and the requirements of the standards, and determining the conformity of all property items.
3.5 Dominant item
Inspection items that have decisive effects on quality and public interest in a oil and gas construction engineering.
3.6 General item
Inspection items except the dominant items.
3.7 Sampling inspection
Inspecting by randomly selecting a certain amount of specimens by inspection lot from site material, components, equipment or engineering testing items according to the required sampling scheme.
3.8 Repair
measures like refitting for disqualified position of the engineering.
3.9 Rework
measures like re-fabricating or re-working for unqualified engineering position.
3.10 Pre-testrun
Activities conducted before commissioning and after completing installation engineering, covering internal processing of piping system and equipment, commissioning of electrics and instruments, single commissioning test run, linked commissioning test run, etc.
