GB/T 34527-2017 in English

VALID

Specification of gas cylinder valve for air rebreather

Issued on:2017-10-14
Implemented on:2018-05-01
File Format:PDF
Delivery:Via email within 1~3 business days

Price(USD)： $200.00
$194.00

Standard No:	GB/T 34527-2017
Document status:	VALID
Superseded by:	GB/T 34527-2026 Specification of gas cylinder valve for breathing apparatus
Superseded on:	2027-02-01
Title in English:	Specification of gas cylinder valve for air rebreather
Title in Chinese:	空气呼吸器用气瓶阀技术条件
Language:	English
File Format:	Electronic (PDF)
Delivery:	Via email within 1~3 business days
Issued on:	2017-10-14
Implemented on:	2018-05-01
ICS Classification:	23.020.30-Pressure vessels, gas cylinders
Professional Classification:	GB-National Standard
Related Keywords:	gas cylinder valve intelligent gas cylinder valve products cylinder valve gas cylinder valves apparatus cylinder valves
Related Topics:	GB/T 34527-2017 air generator technology GB/T+34527-2017 breathing air pump Respirator cylinder air breathing pump valve technology vacuum respirator breathing air pressure Suction Bottle Apparatus air generator condition gas technology Marine air bottle head valve military respirator GBT34527 GB/T 34527-2017 air breathing apparatus cylinder Breathing valve calibration Breathing valve execution Technical standard principles of positive pressure air respirators Breathing valve usage standards Air valve parts Breathing valve detection Specifications for breathing valve flame arresters Buy one for breathing valve inspection Breathing valve national standard respirator cylinder europe Breathing valve place Breathing valve industry Breathing valve overseas testing Breathing valve calibration standards Breathing valve related Breathing valve with flame arrester Air respirator pressure Fireproof net for breathing valve Longwen Standard Air Cylinder

《GB/T 34527-2017空气呼吸器用气瓶阀技术条件》由TC31（全国气瓶标准化技术委员会）归口，TC31SC5（全国气瓶标准化技术委员会气瓶附件分会）执行，主管部门为国家标准化管理委员会。

Introduction

1. Standard Overview

GB/T 34527—2017 Technical Specifications for Cylinder Valves for Air Breathing Apparatus is a Chinese national standard that mainly regulates the terminology, structural form, technical requirements, test methods and inspection rules for cylinder valves for air breathing apparatus. This standard is applicable to cylinder valves for air breathing apparatus with an ambient temperature range of $-40~^{\circ}C$ to $+60~^{\circ}C$ and a nominal working pressure not exceeding $30~\mathrm{MPa}$.

2. Comparison of standard frameworks

Standard dimensions	GB/T 34527—2017	International integration	Expansion of applicable scope
Definition of terms	Consistent with GB/T 13005 and GB/T 15382	Conforms to relevant ISO standards	Not applicable to medical and diving breathing apparatus cylinder valves
Structural form	Specifies basic structural types and model coding rules	Compatible with international general models	Supports customized design
Technical requirements	Covering multiple dimensions such as materials, processes, and performance	Aligned with EU CE certification standards	Increased pressure resistance and temperature resistance test requirements

3. Standard implementation background and technological evolution

Background analysis:With the increasing demand for respiratory protective equipment in the industrial field, the safety and reliability of gas cylinder valves as core components are of vital importance. This standard is formulated based on practical experience and technical accumulation, aiming to improve product quality and ensure user safety.

Technology Evolution Path

Verification process from preliminary design to type test
Optimization of material selection from ordinary brass to high-performance lead brass
Performance indicators change from single strength requirements to comprehensive safety improvement
Test methods develop from empirical judgment to standardized and quantitative evaluation

4. Implementation Suggestions

Manufacturers:Design and produce in strict accordance with standard requirements, focusing on material selection, process control and testing.
Inspection agencies:Establish a complete testing system to ensure that each batch of products meets the standard requirements, especially air tightness and pressure resistance tests.
User units:Regularly check the equipment to ensure that the cylinder valve is safe and reliable during use to avoid accidents caused by improper maintenance.
Technological innovation: Encourage enterprises to invest in R&D resources to develop higher performance and more intelligent gas cylinder valve products to promote technological progress in the industry.