Seamless steel cylinder · 18 L

Representative catalog model

18L Seamless Steel Gas Cylinder

Medium-capacity cylinder for fixed or portable industrial gas applications.

WORKING PRESSURE150 / 166.7 / 200 bar optionsMATERIAL37Mn or 34CrMo4
QDBG CHINA 18 litre seamless steel gas cylindersQDBG product image · Catalog reference

Reference model

Reference specifications for one available configuration.

WATER CAPACITY18 L
OUTSIDE DIAMETERØ159 mm
HEIGHT*1120 mm
NOMINAL WEIGHT*22 kg
WALL THICKNESS4.2 mm
TEST PRESSURE250 / 300 bar, by selected model

* Height excludes valve. Weight excludes valve and cap unless otherwise confirmed. These values apply only to the reference configuration shown above. Other configurations may be available for the same capacity. Please confirm the required diameter, material, working pressure and standard before ordering.

Catalog configuration examples

Final specifications follow the confirmed configuration.

A single water capacity may be available in different diameters, materials and pressure classes. The examples shown are selection references only; final dimensions, valve, thread, colour, marking and certification are confirmed with the approved drawing and order.

ISO 9809-3 series
Ø159 × 1120 mm · 150 bar · 37Mn
Compact-diameter series
Ø180 × 920 mm · 150 / 166.7 bar · 37Mn
High-pressure series
Ø159 × 1105 mm · 200 bar · 34CrMo4
Standard families
ISO 9809-3 / ISO 9809-1 / GB/T 5099.3
Custom options
Valve · inlet thread · protection cap · cylinder colour · permanent marking · export packing

Typical applications

Matched to gas service and market requirements.

01Industrial gas distribution02Medical and breathing oxygen03Welding and fabrication04Laboratory and specialty gases
IMPORTANT SELECTION NOTEGas medium, cylinder standard and valve connection must be confirmed together.

Standards shown are product-family options, not a claim that every configuration carries every approval. Certification availability depends on the confirmed model and destination market.

Model confirmation

Send the gas, pressure, quantity and destination.

We will match the capacity to a practical diameter, material, valve and applicable certificate scope before preparing your quotation.

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