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US$1290.00 · In stock · Download in 9 secondsGB/T 50387-2017: Code for engineering installation acceptance of metallurgical machinery hydromatic, lubricating and pneumatic system equipment Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedureStatus: Valid GB/T 50387: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivery | Name of Chinese Standard | Status |
| GB/T 50387-2017 | English | 1290 |
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Code for engineering installation acceptance of metallurgical machinery hydromatic, lubricating and pneumatic system equipment
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| GB 50387-2006 | English | 85 |
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Code for installation acceptance of metal mechanical hydromatic, lubricating and air-driven system equipment
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GB/T 50387-2017: Code for engineering installation acceptance of metallurgical machinery hydromatic, lubricating and pneumatic system equipment
---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT50387-2017
UDC
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
Code for engineering installation acceptance of metallurgical
machinery hydromatic, lubricating and pneumatic system
equipment
Issued on: AUGUST 31, 2017
Implemented on: MAY 01, 2018
Issued by. Ministry of Housing and Urban-Rural Development of the People's
Republic of China;
General Administration of Quality Supervision, Inspection and
Quarantine of the People's Republic of China.
Table of Contents
1 General provisions... 8
2 Basic requirements... 8
3 Equipment foundation, anchor bolt and base plate... 12
3.1 Equipment foundation... 12
3.2 Anchor bolts... 13
3.3 Base plates... 13
4 Equipment and materials mobilization... 14
4.1 General requirements... 14
4.2 Inspection and acceptance of equipment and materials... 14
5 Equipment installation... 15
5.1 Oil pump, oil tank and complete hydromatic (lubricating) station... 15
5.2 Accumulator... 16
5.3 Cooler, steam heater... 17
5.4 Other equipment... 18
6 Piping fabrication and installation... 20
6.1 General requirements... 20
6.2 Pipe welding... 20
6.3 Pipe production... 21
6.4 Pipe installation... 22
7 Pipe washing, purging and pressure test... 24
7.1 General requirements... 24
7.2 Pipe flushing and purging... 25
7.3 Piping system pressure test... 26
8 Debugging and test run... 27
8.1 General requirements... 27
8.2 Hydromatic equipment debugging and test run... 28
8.3 Oil equipment debugging and test run... 29
8.4 Grease equipment debugging and test run... 30
8.5 Oil mist lubricating equipment debugging and test run... 31
8.6 Oil and gas lubricating equipment debugging and test run... 32
8.7 Process lubricating equipment debugging and test run... 32
8.8 Pneumatic equipment debugging and test run... 33
9 Safety and environmental protection... 34
9.1 Safety... 34
9.2 Environmental protection... 35
Appendix A Subentry quality acceptance records... 36
Appendix B Division quality acceptance records... 37
Appendix C Unit quality acceptance records... 38
Code for engineering installation acceptance of metallurgical
machinery hydromatic, lubricating and pneumatic system
equipment
1 General provisions
1.0.1 This Code is formulated to ensure the engineering installation quality of
metallurgical machinery hydromatic, lubricating and pneumatic system equipment and
to unify the quality acceptance standards.
1.0.2 This Code applies to the engineering installation and acceptance of newly built,
renovated, and expanded metallurgical machinery hydromatic, lubricating and
pneumatic system equipment.
1.0.3 This Code outlines the basic requirements for the engineering installation of
metallurgical machinery hydromatic, lubricating and pneumatic system equipment.
When the design documents contain specific requirements, those requirements shall
also be followed.
1.0.4 In addition to complying with the provisions of this Code, the quality acceptance
of the engineering installation of metallurgical machinery hydromatic, lubricating and
pneumatic system equipment shall also comply with the provisions of the relevant
current national standards.
2 Basic requirements
2.0.1 The construction site shall have corresponding construction technical standards,
a sound safety and quality management system, and quality control and inspection
procedures. Approved technical documents such as construction organization design,
specific construction plans, and construction operation designs shall be available.
2.0.2 The quality inspection and acceptance of the engineering installation of
metallurgical machinery hydromatic, lubricating and pneumatic system equipment shall
be conducted using measuring instruments that have passed metrological verification
or calibration. Their accuracy class shall meet the accuracy requirements of the tested
items and shall be used within their validity period.
2.0.3 The engineering installation of metallurgical machinery hydromatic, lubricating
and pneumatic system equipment shall be carried out according to the prescribed
procedures. Handover inspections shall be conducted between relevant professional
debris around the equipment;
11 No fewer than 10 spot checks shall be conducted for each of the above items.
2.0.10 The engineering installation quality acceptance records for metallurgical
machinery hydromatic, lubricating and pneumatic system equipment shall comply with
the following provisions.
1 The quality acceptance records for subentries shall be made in accordance with
Appendix A of this Code;
2 The quality acceptance records for divisions shall be made in accordance with
Appendix B of this Code;
3 The quality acceptance records for units shall be made in accordance with
Appendix C of this Code;
4 Equipment debugging and test run records shall be kept in accordance with
Appendix D of this Code;
5 The no-load linkage test run records of the equipment shall be made in accordance
with Appendix E of this Code.
2.0.11 The quality acceptance procedures for the engineering installation of
metallurgical machinery hydromatic, lubricating and pneumatic system equipment shall
comply with the following provisions.
1 The quality acceptance of subentries shall be conducted by the constructor's
professional technical managers (supervising engineers), along with the
constructor's professional technical managers as well as quality inspectors, after
the constructor has conducted its own inspection and found the subentries to be
qualified. The quality acceptance record for subentries shall be filled out by the
constructor, and the acceptance conclusion shall be filled out by the constructor
(supervisor). It shall be divided into two levels. "qualified" or "unqualified".
2 The quality acceptance of divisions shall be carried out by the constructor
submitting an application for acceptance to the constructor after the acceptance
of divisions have passed. The project manager (chief supervising engineer) of the
constructor shall organize the project managers and technical managers of the
constructor, supervisor, designer and other relevant parties to conduct the
acceptance. The quality acceptance record for divisions shall be filled out by the
constructor. The acceptance conclusion shall be filled out by the constructor
(supervisor). It shall be divided into two levels. "qualified" or "unqualified".
3 After the completion of units, the constructor shall submit an application for
inspection to the constructor, and the project manager of the constructor shall
organize the project managers of the constructor, supervisor, and designer to
conduct the inspection. The quality acceptance record shall be filled out by the
constructor. The acceptance conclusion shall be filled out by the constructor
(supervisor). It shall be divided into two levels. "qualified" or "unqualified".
4 When a project is undertaken by a subcontractor, the general contractor shall be
fully responsible to the client for the quality of the project. Both the general
contractor and the subcontractor shall bear joint and several liability.
3 Equipment foundation, anchor bolt and base plate
3.1 Equipment foundation
I Main control projects
3.1.1 The strength of the equipment foundation shall meet the requirements of the
design technical documents.
Inspection quantity. 100% inspected.
Inspection method. check the basic handover documents.
3.1.2 Before the equipment is in place, a layout diagram of the center marker and
elevation reference points shall be drawn according to the construction drawings and
the measurement control network. The center marker and elevation reference points
shall be set up according to the layout diagram. Measurements shall then be taken and
the points projected.
Inspection quantity. 100% inspected.
Inspection method. check the measurement results sheet and observe the results.
3.1.3 The foundation must be inspected and accepted before equipment installation.
Equipment installation is prohibited on a foundation that has not passed acceptance
inspection.
II General projects
3.1.4 The location, elevation, dimensions, anchor bolt positions, reserved holes, and
embedded parts of the equipment foundation axis shall meet the requirements of the
design technical documents. When there are no design requirements, the relevant
provisions of the current national standard GB 50231 "General code for construction
and acceptance of mechanical equipment installation engineering" shall be followed.
Inspection quantity. 100% inspected.
Inspection method. check the re-inspection records.
3.1.5 Oil, gravel, mud, water, and other debris shall be thoroughly cleaned from the
equipment foundation surface and the anchor bolt holes. The threads and nuts of the
embedded anchor bolts shall be properly protected.
Inspection quantity. 100% inspected.
Test method. visual inspection.
3.2 Anchor bolts
I Main control projects
3.2.1 The specifications and tightening of anchor bolts shall meet the requirements of
the design technical documents.
Inspection quantity. 20% random inspection, with a minimum of 4 for inspection.
Inspection method. check the quality certificate; measure with a ruler; check the
tightening record; and check by hammering the nut.
II General projects
3.2.2 Oil stains and dirt on the anchor bolts shall be thoroughly cleaned. The threaded
parts shall be coated with grease sufficient for the nut to turn.
Inspection quantity. 100% inspected.
Inspection method. on-site observation and inspection.
3.2.3 Anchor bolts in pre-drilled holes shall be installed vertically. The distance
between any part of the bolt and the hole wall shall be greater than 15 mm. It shall not
contact the bottom of the hole.
Inspection quantity. 100% inspected.
Test method. visual inspection.
3.3 Base plates
3.3.1 The setting of equipment base plates shall meet the requirements of the design
technical documents. When there are no design requirements, it shall comply with the
relevant provisions of the current national standard GB 50231 "General code for
construction and acceptance of mechanical equipment installation engineering".
Inspection quantity. 20% random inspection.
Inspection method. visual inspection, measurement with a ruler, feeler gauge inspection,
and light tapping of the base plate with a hammer.
3.3.2 When using the grinding method to place the base plate, the contact points
between the concrete foundation surface and the base plate shall be evenly distributed.
The contact area shall not be less than 75%.
Inspection quantity. 20% random inspection.
Test method. visual inspection.
4 Equipment and materials mobilization
4.1 General requirements
4.1.1 When handling and hoisting equipment, protective measures shall be taken to
ensure the safety of personnel and equipment.
4.1.2 Equipment and components shall be unpacked and inspected before installation.
The inspection records shall be made. After the equipment is unpacked, isolation and
protection measures shall be taken to prevent collision damage. It shall be installed in
a timely manner.
4.1.3 Materials arriving on site shall be stacked neatly according to specifications.
Damage prevention measures shall be taken.
4.2 Inspection and acceptance of equipment and materials
Main control projects
4.2.1 The model, specifications, quality, and quantity of equipment and components
shall meet the requirements of the design technical documents. Acceptance inspection
shall be conducted upon arrival at the site. An acceptance record shall be created.
Inspection quantity. 100% inspected.
Inspection method. check the quality certificate, re-inspection report and acceptance
record, and conduct visual inspection or actual measurement.
4.2.2 Materials and standard parts, etc., shall meet the design technical documents and
product technical requirements in terms of model, specifications, quality, quantity, and
performance. Acceptance shall be conducted upon arrival at the site. An acceptance
record shall be created.
Inspection quantity. All quality certification documents shall be inspected. 1% of
physical samples shall be randomly inspected, with a minimum of 5 samples. If the
design technical documents or relevant national standards require re-inspection, re-
inspection shall be conducted as stipulated.
Inspection method. check the quality certificate, re-inspection report and acceptance
record, and conduct visual inspection or actual measurement.
5 Equipment installation
5.1 Oil pump, oil tank and complete hydromatic (lubricating) station
I Main control projects
5.1.1 The oil tank shall be thoroughly cleaned. There shall be no visible contaminants
inside.
Inspection quantity. 100% inspected.
Inspection method. visual inspection, inspection of concealed records.
II General projects
5.1.2 The permissible deviations for oil pump installation shall conform to the
provisions of Table 5.1.2.
Inspection quantity. 100% inspected.
Inspection method. shall comply with the relevant provisions in Table 5.1.2.
5.1.3 The assembly of couplings shall comply with the relevant provisions of the current
national standard GB 50231 "General code for construction and acceptance of
mechanical equipment installation engineering".
Inspection quantity. 100% inspected.
6 Piping fabrication and installation
6.1 General requirements
6.1.1 Rust removal of carbon steel pipes in hydromatic and lubricating systems can be
achieved using either tank pickling or circulating pickling methods.
6.1.2 Pipes must not be forcibly connected to each other or to equipment.
6.1.3 Before painting the pipeline, rust, welding slag, burrs, oil, water and other
contaminants on the surface shall be removed. The welded areas must not be painted
before pressure testing.
6.1.4 Carbon steel pipes in hydromatic and lubricating oil (fluid) systems shall be
pickled. After pickling, the inner wall of the pipe shall be free of rust, iron oxide scale
and other attached foreign matter.
6.2 Pipe welding
6.2.1 Pipe welding shall have corresponding welding procedure qualification. Welding
work instructions shall be prepared based on the welding procedure qualification report.
Inspection quantity. 100% inspected.
Inspection method. check the welding procedure qualification or welding work
instruction.
6.2.2 For butt welds of steel pipes in hydromatic, grease, lubricating oil (fluid), and
pneumatic systems, chlorine arc welding or hydrogen arc welding shall be used for the
root pass, followed by electric arc welding for the fill pass. For stainless steel pipe
welding, a protective gas shall be purged inside the pipe.
Inspection quantity. 100% inspected.
Inspection method. visual inspection.
6.2.3 The appearance quality of butt welds for hydromatic and grease pipes shall be free
from cracks, surface porosity, slag inclusions, and incomplete penetration. The undercut
depth shall be less than 0.5 mm. The total length of the weld on both sides shall be less
than 10% of the total weld length. The weld reinforcement shall not exceed 1 + 0.1b
(where b is the weld width) and shall not exceed 3 mm.
Inspection quantity. 5% random inspection, with a minimum of 10 welds.
Inspection method. observation, magnifying glass inspection, weld gauge and steel
ruler inspection.
......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
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