GB/T 39309-2020 Active National standards

GB/T 39309-2020 Rubber hoses and hose assemblies—Wire-or textile-reinforced single-pressure types for hydraulic applications—Specification

Publish Date: 2020-11-19 Implement Date: 2021-10-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 39309-2020

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Rubber hoses, adhesive tapes, and rubber cloths

ICS Name: Hoses and hose assemblies

Publish Date: 2020-11-19

Implement Date: 2021-10-01

Publisher: 国家市场监督管理总局、国家标准化管理委员会

Technical Committee: 全国橡胶与橡胶制品标准化技术委员会(SAC/TC 35)

Pages: 16 pages

Scope

本标准规定了公称内径为5～102的10种类型、4种级别和7种型别的钢丝或织物增强液压橡胶软管及软管组合件的要求。所有规格每种类型有单一最大工作压力，其中AS、AC、BS和BC型软管适用于符合ISO6743-4的要求，温度为-40 ℃～+100 ℃的HH、HL、HM、HR和HV油基液压流体；CS、CC、和DC型软管适用于温度为-40 ℃～+120 ℃的HH、HL、HM、HR和HV油基液压流体。
本标准不包括接头的要求，仅限于软管及其组合件的要求。软管组合件的最大工作压力由各部件的最大工作压力的最低值决定。
注：使用者有责任向软管制造商咨询以确定软管与所用流体的相容性。

Development Information

Drafting Units:

广州胶管厂有限公司、沈阳橡胶研究设计院有限公司、中联重科股份有限公司中旺分公司

Drafting Persons:

王朋、蔡辉、王淑丽、黄柯、黄流辉、何瑞帮、黄权汉、向利

Word Count: 32 Thousand words Pages: 16 pages

Referenced Standards

GB/T 5565.2-2017 Rubber and plastics hoses and tubing—Measurement of flexibility and stiffness—Part 2: Bending tests at sub-ambient temperatures GB/T 14905-2009 Rubber and plastics hoses—Determination of adhesion between components GB/T 24134-2009 Rubber and plastics hoses—Assessment of ozone resistance under static conditions ISO 1402 ISO 1817 ISO 4671 ISO 6803 ISO 7233 ISO 8330 ISO 8331 ISO 10619-1 IS0 17165-1