This standard specifies the information confirmation, requirements, test and inspection, delivery preparation, marking, packaging and storage of power reciprocating pump (hereinafter referred to as "pump").
This standard is applicable to the pumps with the transmission medium of clear water without particles, oily sewage, emulsion, crude oil and its petroleum products, coal-to-liquids products and chemical liquids, with rated discharge pressure up to 100 MPa; flow up to 630 m3/h; the temperature of 5℃~160℃ and kinematic viscosity not exceeding 850 mm2/s.
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 196 General purpose metric screw threads - Basic dimensions
GB/T 1095 Square and rectangular keyways
GB/T 3098.1 Mechanical properties of fasteners - Blots, screws and studs
GB 3836.1-2010 Explosive atmospheres - Part 1: Equipment - General requirements
GB/T 7784 Test methods for power reciprocating pump
GB/T 7785 Classification and vocabulary for reciprocating pump
GB/T 13306 Plates
GB/T 13384 General specifications for packing of mechanical and electrical product
JB/T 6912 Non-destructive testing for pump parts - Magnetic particle testing
JB/T 9090 Hydrostatic and leakage tests for positive displacement pump components
JB/T 12582 Non-destructive testing methods for pump parts - Penetrant testing
3 Terms and definitions
For the purposes of this document, the terms and definitions given in GB/T 7785 and the following apply.
3.1
power reciprocating pump
reciprocating pump driven by independent rotary prime mover (including electric motor, internal combustion engine, steam turbine, etc.). Independent transmission devices (e.g. reduction gearbox, pulley, etc.) that are part of the pump shall be included in the pump range
3.2
ancillaries
independent parts and components (e.g. pulsation suppressing devices) installed on or near the pump, excluding the spare parts that do not need to be installed when the pump is first used
3.3
spare parts
used for replacing the parts and components that may be damaged (e.g. plungers) when the pump is in service
3.4
continuous operation
continuous operation for 8~24 h per day under rated conditions
4 Information confirmation
4.1 Information of the Buyer
When purchasing pumps from the Seller, the Buyer shall provide the Seller with necessary information, referring to the data sheet provided in Annex A. The Seller shall require the Buyer to provide all relevant information shall be considered, including use requirements, environmental requirements, operation requirements, etc.
4.2 Alternative items
The Buyer may put forward special requirements beyond the scope specified in this standard. The specific contents provided by the Buyer can be based on the agreement or purchase order, or Annex A.
