GB/T 32474-2016Rubber hoses and hose assemblies for petroleum drilling well control equipments (English PDF)

1 Scope

This standard specifies the oil drilling well control equipment classification Rubber hoses and hose assemblies, materials and structures, dimensions and tolerances, technical requirements, test frequency, signs, packaging and transport and storage requirements.

This standard applies to transport GB/T 7631.2 predetermined HM, HS and other oil-based hydraulic fluid, the working environment temperature of the rubber hose and hose assemblies -40 °C ~ + 60 °C of.

2 Normative references

The following documents for the application of this document is essential. For cited documents with dates, only the dated edition applies to this document. For undated references, the latest edition (including any amendments) applies to this document.

GB/T 1690 vulcanized rubber or thermoplastic rubber Test method for resistance to liquids

GB/T 5563 Rubber and plastics hoses and hose assemblies - Hydrostatic testing

GB/T 5564-2006 Rubber and plastic hoses low Flexing Test

GB/T 5565 rubber or plastic tubing and non-reinforced hose bending test

GB/T 7528 Rubber and plastics hoses and hose assemblies term

GB/T 9573 Rubber and plastics hoses and hose assemblies hose size and hose assemblies length measurement method

GB/T 9576 Rubber and plastics hoses and hose assemblies for selection, storage, use and maintenance guide

GB/T 9577 Rubber and plastics hoses and hose assemblies marking, packaging and transport rules

GB/T 9969 General Instructions industrial products

3 Terms and Definitions

GB/T 7528 defined the terms and definitions apply to this document.

Category 4

Hose maximum working pressure by using two types of typed.

--- I type, maximum working pressure of 21MPa;

--- II type, maximum working pressure of 35MPa.

5 Materials and Structures