Product Details
Aluminum Target Plate For Boiler Steam Purging
pipe →temporary pipe → target plat →temporary pipe → atmosphere.
Other disposal and requirement for temporary pipe of steam blowing
1) All temporary pipelines before target plate should be based by
argon arc weld, be treated by sandblast before installation and be
carried out inner cleaning, finally accepted.
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2) The temporary valves should be controlled at central control room.
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3) The temporary pipe must be hanged and supported reliably and
permit thermal expansion. |
4) The temporary pipe must be insulated.
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5) Drainage pipe and valves must be installed at each lowest point.
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6) Disconnect the drainage pipes from main steam, RH steam, and HP/LP
bypass to flash tank, and install temporary pipes to drain.
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7) Mechanically purge the pipes which are not blown.
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Avoid second pollution during the system restoring.
Steam blowing
6.1 Necessary precondition check
Before boiler steam blowing, necessary precondition should be check
according appendix I, the boiler steam blowing will be carried out
when all of preconditions are satisfied,
6.2 Boiler steam blowing parameter
Trial steam blowing :
open temporary valves when drum pressure atrespectively | close temporary valves when drum pressure at respectively |
2.0~2.2 MPa | 1.4 MPa |
3.0~3.3 MPa | 2.0 MPa |
4.0~4.4 MPa | 3.0 MPa |
Company Profile
Hebei Zexu Pipeline Manufacturing Co., Ltd. has a complete
production and operation management system and is one of the first
companies in the industry to pass the ISO9001 quality management
system certification, HSE environment, and occupational health and
safety management system certification. The company has three
manufacturing branches for steel pipes, pipe fittings, and boiler
vessels, and has functional departments such as marketing
department, technology department, purchasing department,
production department, inspection department, quality assurance
department, and comprehensive department. It has established a
complete and complete set of quality, Safety, production and
management procedures.
After years of development, Hebei Zexu Pipeline Manufacturing Co.,
Ltd. has a nationwide business network and radiates to the United
States, India, Pakistan, Russia, the Middle East and other
countries and regions.
Hebei Zexu Pipe Manufacturing Co., Ltd. has always adhered to the
business philosophy of honesty, innovation and cooperation to
promote development, customer satisfaction and trust as the
foundation, sustainable development as the goal, relying on
scientific management to improve quality, reduce costs, and create
brands. For many consecutive years, it has been awarded as
"Advanced Unit for Safety Production Standardization Construction",
"Hebei Province Industrial Cluster Leading Enterprise", "AAA Credit
Enterprise", "Hebei Province Metal Products Industry Leading
Enterprise", "Hebei Province Key Employment Service Enterprise",
"Star Enterprise", "Top 50 Industrial Enterprises in Cangzhou
City", "Famous Trademark of Hebei Province", "Contract-abiding and
Promise-keeping Unit", "Recommended Supplier of Main Auxiliary
Equipment for Thermal Power Units" and other honorary titles.

