6L/300bar Spare Steel Cylinder For Breathing Apparatus

Steel seamless cylinder is a pressure vessel filled with air, fit for the breathing apparatus. the using temperature range is -30~60 degree.

The calculation of the minimum wall thickness is based on 97/23/EC and DIN EN1964-1. The minium wall thickness manufactory assured is more than the calculating value. 

The raw material is steel 34CrMo4, certificated by National standard.

Hydraulic test: 

for every production, the hydraulic test is take at 315 bar at the technical testing table, and the record of test is saved.

Quality Assuring System:

Consummate ISO9001 Quality assuring system is established.

Our cylinder is TUV approved.

Main specification:

Type/Volme: 6L;

Standard: DIN EN1964-1;

Out Diameter: 140mm;
Cylinder Length: 540mm;
Cylinder Weight: 10.6kg;
Working pressure: 300bar;
Test pressure: 450bar;
Thread type: M18x 1.5;

Raw Material: certificated seamless steel tube

Production:


Powder coating:

Explosion test: