GB/T 28719-2012Rubber sealing gaskets used in plate heat exchangers (English PDF)
板式热交换器用橡胶密封垫片
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
September 3, 2012
Implementation date
May 1, 2013
Scope
GB/T 28719-2012 is the English-translated version of 板式热交换器用橡胶密封垫片.
GB/T 28719-2012 is the Chinese standard "Rubber sealing gaskets used in plate heat exchangers". Its scope clause reads: This standard specifies the plate heat exchanger with a rubber gasket (referred pads) terms and definitions, requirements, testing and test methods, inspection Inspection rules and signs, packaging, transportation and storage.
This standard applies to the plate heat exchanger with a rubber gasket. Its clauses include terms and definitions.
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Document preview — GB/T 28719-2012
National Standard of the People's Republic of China
- ICS
- 83.140.50
- Classification
- G 43
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- 1 Scope
- 2 Normative references
- 3 Terms and Definitions
- 3.1 Gasket material
- 3.2 Sealing surface
- 3.3 Non-sealing surface
- 3.4 Two sealing
- 3.5 Signal leakage groove ventingslot
- 3.6 Dislocation off-register
1 Scope
This standard specifies the plate heat exchanger with a rubber gasket (referred pads) terms and definitions, requirements, testing and test methods, inspection
Inspection rules and signs, packaging, transportation and storage.
This standard applies to the plate heat exchanger with a rubber gasket.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated edition applies to this article
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 528 Determination of vulcanized rubber or thermoplastic rubber tensile stress-strain properties
GB/T 529 Determination of vulcanized rubber or thermoplastic rubber tear strength (Trouser, angle and crescent test pieces)
GB/T 531.1 vulcanized rubber or thermoplastic rubber indentation hardness test methods - Part 1. Method Shore Hardness (Shore hardness)
GB/T 3512 vulcanized rubber or thermoplastic rubber hot air and heat accelerated aging test
GB 4806.1 food hygiene standards Rubber Products
GB/T 7759 vulcanized rubber, thermoplastic rubber at room temperature, high and low temperature compression set measured at
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1 Gasket material
Manufacturing gaskets used in rubber, each with a different mix mixed rubber and various auxiliary materials made uniform.
3.2 Sealing surface
In contact with the gasket over the plate surface and the surface for sealing purposes.
3.3 Non-sealing surface
Shims can not afford to seal the surface.
3.4 Two sealing
Spacer near the passage holes at double sealing portion.
3.5 Signal leakage groove ventingslot
The gasket sealed opened between two small groove for guiding leaked fluid to the atmosphere.
3.6 Dislocation off-register
Gasket cross-section missing at the parting plane is due to the upper and lower mold caused by the occurrence of lateral displacement.
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
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