Jiangsu Haifa Machinery Manufacturing Co., Ltd.

Jiangsu Haifa possesses full-parameter high-temperature and high-pressure pump custom, complete set supply, full-process inspection, and complete technical documentation delivery capabilities. Recently, it completed the batch manufacturing and supply of high and high-pressure demineralized water pumps the Guizhou ×660MW Low-Calorific Value Coal Comprehensive Utilization Power Generation Project. With a total installed capacity of 1320MW, this is the world's largest project of its kind. This delivery includes 4 HES (940-400) API 610 OH2 high-temperature and high-pressure pumps, covering extreme conditions of 300–330°C and 10–16MPa, demonstrating our factory's hardcore capabilities in non-standard R&D and complete set delivery of high-temperature and high-pressure pumps. The original parameters of the Haifa HES series high-temperature and high pumps cover a flow range of 2–0m³/h, temperature resistance from -80 450°C, design pressure from 2.5 to 26MPa, meeting the high-temperature and high-pressure medium transport needs across all industries.

Pump unit structure, cooling, and supporting supply parameter table:
Parameter Item | Technical Parameters and Supply Configuration
Product Category | API 610 OH2 High-Temperature and High-Pressure Chemical Process Pump, High-Temperature Demineralized Water Pump, High-Pressure Hot Water Pump
Installation Type | Horizontal installation, pump and motor mounted on an integral base as a complete set
Operation Mode | Continuous Duty, suitable for long-term uninterrupted operation in power plants and industrial facilities
Motor Power Supply | Three-phase AC 380V 50Hz
Motor Power | 55kW
pling | Diaphragm coupling
Base Structure | Integral high-rigidity steel baseInlet/Outlet Connection | High-pressure flange connection, supplied with matching flanges and connectors
Pressure-Bearing Components | Pump casing, pump cover, seal chamber, and inlet/outlet flanges manufactured and verified to a level not less than 25MPa
Pump Casing and Material | 316L-temperature corrosion-resistant pressure-bearing stainless steel
Impeller and Guide Vane Material | 1Cr13 or 316L stainless steel, finalized per technical agreement
Shaft Material | High-strength high-temperature-resistant pump shaft material
Shaft Diameter | 70mm
Mechanical Seal | High balanced double-cartridge mechanical seal
Seal Flush Plan | API Plan 54 external pressurized circulation system, with boosting, cooling, lubrication, and heat removal functions
Plan 54 System Pressure | 10MPa; for 15MPa working conditions, supplied with ~15MPa system; for 16MPa working conditions, supplied with ~20MPa system
Pump Casing Cooling | External cooling water connection
Pump Cover Cooling | cooling water connection
Se Chamber Cooling | External cooling water connection, to reduce seal face temperature rise and risk of medium flashing
Bearing Housing Cooling | External cooling structure, to control bearing operating temperature
Axial Control | Equipped with impeller holes, axial force balancing structure, and stable rotor support system
Rotor Quality Control |or assembly undergoes dynamic balancing control, controlling shaft deflection and seal runout
Connection Bolts | High-strength high-pressure connection bolts
Design Service Life | Greater than 15 years
Supply Scope | Pump head, motor, integral base, diaphragm coupling, coupling guard, matching flanges, and anchor bolts
Spare Mechanical Seal | 1 set of mechanical seal components
Spare Bearings | 1 set each for drive end and non-drive end bearing assemblies, total 2 sets
are Wear Rings | 1 set each for pump casing wear ring and impeller wear ring
Spare Seals | 3 sets of gaskets, 3 sets of Orings
Inspection and Testing |static test, NDT, material inspection, and rotor dynamic balance test available per technical agreement
ivered Technical Documents | component material certificates, quality inspection records, equipment operation manual, and maintenance manual
Parameter Basis | Based on user-provided high-temperature demineralized water pump parameter table and "Haifa High-Pressure Oil Pump Design Concept"

ump Model | Flow m³/h | m | Pressure MPa | Temperature °C | Material | Motor | Seal | Quantity
HES (940-400) | 20 | 65 | 10 | 300 | 316L | 55kW | Plan 54 | 1 unit
HES (940-400) | 5 65 | 10 | 300 | 316L | 55kW | Plan 54 | 1 unit
HES (940400) | 20 | 65 | 16 | 330 | 316L | 55kW | Plan 54 | 1 unit
HES (940400) | 5 | 65 | 16 | 330 | 316L | 55kW | Plan 54 | 1 unit
Total | 4 units

The project clearly specifies high-temperature demineralized water, low-speed units, high-pressure double mechanical seals, Plan 54 barrier fluid auxiliary system, and other stringent high-temperature and high configurations, all of which our factory has delivered to standard.

High-Temperature and High-Pressure Pump Supply and Quality Manufacturing Capability:
All high-temperature and high-pressure pumps are custom-produced for continuous duty, supplied with motor, base, diaphragm coupling, matching flanges, anchor bolts, and a full set of spare parts; delivered with material certificates, full inspection records, operation and maintenance manuals; optional stringent tests include hydrostatic test, NDT, and rotor dynamic balance as required.

Applicable Standards:
API 610 Specification: General technical requirements for-temperature and high-pressure chemical centrifugal pumps
API 682: Controls high-pressure shaft seal systems, with Plan 54 as the dedicated externally pressurized barrier fluid circulation scheme for high-temperature and high-pressure applications; all final configurations strictly follow the project technical agreement.

This project fully demonstrates: Jiangsu Haifa can stably mass-produce and deliver complete sets of high-temperature and-pressure pumps rated at 330°C and 16MPa comprehensively serving various high-temperature and high-pressure conditions in thermal power, coal chemical, petrochemical, and high-pressure hot water systems.

FAQ:
Can your company custom-produce high-temperature and-pressure demineralized water pumps rated at330°C and 16MPa?
Yes, we can custom-produce complete API 610 OH2 high-temperature and high-pressure pump units according to customer flow, pressure, temperature, and interface.

What full quality documentation can be provided for high-temperature and high-pressure pumps?
We can provide material certificates, full-test reports, NDT records, operation and maintenance manuals, all specialized high-temperature and high-pressure pump documentation as agreed in the contract.