GB/T 34426.1-2017Marine boilers and pressure vessels - Part 1: Performance requirements (English PDF)
船用锅炉及压力容器 第1部分：性能要求
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
October 14, 2017
Implementation date
May 1, 2018
Scope
GB/T 34426.1-2017 is the English-translated version of 船用锅炉及压力容器 第1部分：性能要求.
GB/T 34426.1-2017 is the Chinese standard "Marine boilers and pressure vessels - Part 1: Performance requirements".
Its scope clause reads: GB/T 34426 provisions of this part of the marine boilers and pressure vessels thermal performance, strength and density, safety performance, maintenance performance, Electrical properties and environmental adaptability.
This section applies to the following marine boilers and pressure vessels design, manufacture and acceptance. a) Boiler with medium of water and saturated steam; b) Welded pressure vessels that produce or store steam, such as steam generators, etc .; c) heat exchangers other than hot oil heaters; d) Containers for storing pressurized liquids or gases, such as air bottles, pressure tanks, etc. This section does not apply to the design temperature below -20 °C carbon steel, low alloy steel, duplex stainless steel and ferritic stainless steel, and set Design, manufacture and acceptance of austenitic stainless steel cryogenic pressure vessels, such as liquefied gas storage tanks, at temperatures below -196 ° C. Its clauses include thermal performance.
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Document preview — GB/T 34426.1-2017
National Standard of the People's Republic of China
- ICS
- 47.020.20
- Classification
- U 41
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- 1 Scope
- 2 Normative references
- 3 thermal performance
- 3.1 General requirements
- 3.2 boiler
1 Scope
GB/T 34426 provisions of this part of the marine boilers and pressure vessels thermal performance, strength and density, safety performance, maintenance performance,
Electrical properties and environmental adaptability.
This section applies to the following marine boilers and pressure vessels design, manufacture and acceptance.
a) Boiler with medium of water and saturated steam;
b) Welded pressure vessels that produce or store steam, such as steam generators, etc .;
c) heat exchangers other than hot oil heaters;
d) Containers for storing pressurized liquids or gases, such as air bottles, pressure tanks, etc.
This section does not apply to the design temperature below -20 °C carbon steel, low alloy steel, duplex stainless steel and ferritic stainless steel, and set
Design, manufacture and acceptance of austenitic stainless steel cryogenic pressure vessels, such as liquefied gas storage tanks, at temperatures below -196 ° C.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version applies to this article
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
Pressure vessels - Part 1. General requirements
GB/T 11037 marine boilers and pressure vessels strength and tightness test methods
Test methods for performance of marine auxiliary boilers GB/T GB/T 18816 marine heat exchanger general technical conditions
CB/T 3161 Marine auxiliary boiler control box technical conditions
CB/T 3752 marine mechanical pressure burner
CB/T 3967 marine steam atomization burner
CB/T 4222 Marine Rotary Burner
CB/T 4223 marine gas burner
CB/T 4260 Marine steam hot water tank
Steel sea vessel classification code (China Classification Society)
3 thermal performance
3.1 General requirements
Boilers and pressure vessels in various conditions, the thermal performance indicators should meet the technical specifications.
3.2 boiler
3.2.1 thermal efficiency
3.2.1.1
The thermal efficiency eta of steam boilers at rated load (load at rated evaporating capacity) shall meet the following requirements.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
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