GB/T 18691.1-2011
Agricultural irrigation equipment.Irrigation valves.Part 1:General requirements (English Version)

Standard No.

GB/T 18691.1-2011

Language

Chinese, Available in English version

Release Date

2011

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Status

Be replaced 2022-07

Replace By

GB/T 18691.1-2021

Latest

GB/T 18691.1-2021

Scope

This part of GB/T 18691 specifies the design requirements, performance requirements, conformity assessment, marking and packaging of irrigation valves. The valve is suitable for irrigation systems where the water temperature does not exceed 60°C and the water may contain certain types and concentrations of fertilizers or chemicals commonly used in agriculture. This part applies to irrigation valves with a nominal size of not less than 15mm, which are designed to work in fully open and fully closed states, but can also work in any intermediate state for a long time.

GB/T 18691.1-2011 Referenced Document

• GB/T 10125 Corrosion tests in artificial atmospheres—Salt spray tests*， 2021-08-20 Update
• GB/T 1047 Pipework components—Definition and selection of nominal size*， 2019-03-25 Update
• GB/T 12220 Industrial valves.Marking*， 2015-05-15 Update
• GB/T 12221 Metal valves-Face to face,end to end,center to face and center to end dimensions
• GB/T 17241.1 Synotic table for cast iron pipe flanges
• GB/T 17241.2 Cast iron pipe blank flanges
• GB/T 17241.3 Hubbed threaded cast iron pipe flanges
• GB/T 17241.4 Hubbed slip-on-welding and hubbed socket welding cast iron pipe flanges
• GB/T 17241.5 Loose hubbed cast iron pipe flanges for lapped pipe end
• GB/T 17241.6 Integral cast iron flanges
• GB/T 17241.7 Specifications for cast iron pipe flanges
• GB/T 18252 Plastics piping and ducting systems — Determination of the long-term hydrostatic strength of thermoplastics materials in pipe form by extrapolation*， 2020-11-19 Update
• GB/T 18688 Pressure loss test method for irrigation valves of agricultural irrigation equipment*， 2023-11-27 Update
• GB/T 18689-2009 Agricultural irrigation equipment.Manually operated small plastics valves
• GB/T 18691.2-2011 Agricultural irrigation equipment.Irrigation valves.Part 2:Isolating valves
• GB/T 18691.3-2011 Agricultural irrigation equipment.Irrigation valves.Part 3:Check valves
• GB/T 18691.4-2011 Agricultural irrigation equipment.Irrigation valves.Part 4:Air valves
• GB/T 18691.5-2011 Agricultural irrigation equipment.Irrigation valves.Part 5:Control valves
• GB/T 21873 Rubber seals.Joint rings for water supply,drainage and sewerage pipelines.Specification for materials
• GB/T 9114 Hubbed screwed steel pipe flanges
• ISO 7005-3 Metallic flanges; part 3: copper alloy and composite flanges

GB/T 18691.1-2011 history

• 2021 GB/T 18691.1-2021 Agricultural irrigation equipment—Irrigation valves—Part 1：General requirements
• 2011 GB/T 18691.1-2011 Agricultural irrigation equipment.Irrigation valves.Part 1:General requirements

GB/T 18691.1-2011 -All Parts