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Seamless steel gas cylinders and matched valves for industrial, medical, CNG and fire-fighting applications.

Gas Cylinders
3 products
Row of yellow 10L seamless steel nitrogen cylinders with brass valves in a factory
Seamless Steel Cylinders

10L Seamless Steel Nitrogen Cylinder

New seamless steel nitrogen cylinder, 10 L water capacity and 150 bar working pressure, made from 37Mn steel to ISO 9809-3. Supplied with a steel handle cap, customizable valve, and bulk, carton or pallet packaging.

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Row of green 40L seamless steel oxygen cylinders with brass valves in a cylinder factory
Seamless Steel Cylinders

40L Seamless Steel Oxygen Cylinder

New seamless steel oxygen cylinder, 40 L water capacity and 150 bar working pressure, made from 37Mn steel to ISO 9809-3. Valves are customizable; round or tulip caps; bulk or pallet packaging.

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Row of green and brown 50L seamless steel argon cylinders with brass valves standing upright
Seamless Steel Cylinders

50L Seamless Steel Argon Cylinder

New seamless steel argon cylinder, 50 L water capacity and 200 bar working pressure, made from 34CrMo4 steel to ISO 9809-1. Valves are customizable; round or tulip caps; bulk or pallet packaging.

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Recommended articles

Guides for choosing well

Buying guides, material notes, and stories for choosing with more confidence.

Green seamless steel oxygen cylinders with brass valves standing in a row
Oct 30, 2026Applications & Safety

Oxygen Cylinder Safety FAQ

What an oxygen cylinder is, how to check it before filling, how to store it, and three common misconceptions that lead to unsafe handling. Check them first.

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Row of seamless steel gas cylinders with valves fitted, ready for export packing
Oct 30, 2026Standards & Compliance

Cylinder Standards: ISO, DOT, TPED

ISO 9809 sets how the cylinder is built; DOT covers US filling; TPED covers placing it on the EU market. Four questions decide the route, so ask them first.

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