Our Big Five.
Your competitive edge.
Five product lines covering the full spectrum of hydraulic and seamless stainless steel solutions — from large factory orders to urgent repair quantities, all directly from stock.
Cylinder tubes
High-performance seamless and welded cylinder tubes for hydraulic and pneumatic systems — dependable strength and precision across a wide range of industrial applications.
- ID 8 – 600 mm across the programme
- Wall 0.65 – 55 mm
- Seamless, welded, stainless and aluminium
- Certification: APZ 3.1 to EN 10204

Piston rods
Precision-engineered piston rods for mechanical and plant engineering, sourced from leading manufacturers across Europe and Asia so quality and performance stay consistent order to order.
- Sourced across Europe and Asia
- Mechanical and plant engineering
- Consistent, verified quality
- Ex stock or to your specification

Piston tubes (chrome plated)
Chrome-plated piston tubes with a cold-drawn inner surface, engineered for precision, wear resistance and smooth running — built to last in demanding applications.
- Cold-drawn inner surface
- Hard chrome plated
- Wear-resistant running surface
- Ex stock or to your specification

Seamless stainless steel tubes
An extensive range built to serve diverse industries and demanding applications. Backed by the Schierle Group and our specialist team, we supply only top-grade products that meet the highest standards of quality, durability and performance.
- Certification: EN 10204 3.1/3.2
- Testing: 100% PMI · hardness · IGC
- Grades: AISI 304 · 316L · 316Ti
- From repair quantities to factory-run volumes

Custom solutions
Send us a drawing and we deliver finished components to your specification, for stainless steel and hydraulic applications alike. Machining is delivered through our partner network, so you get precision-made parts and a single point of contact.
- Three ways in: our stock · yours · drawing only
- Delivered through our partner network
- Volume: prototypes to production runs
- Stainless steel and hydraulic applications

Cylinder tube specifications.
The full cylinder tube programme — seamless, welded, stainless and aluminium — with dimensions, tolerances, standards and materials.
| Type | Inner diameter | Wall thickness | Tolerance | Standard | Materials | Certification |
|---|---|---|---|---|---|---|
| Seamless cold-drawn | HP | 20 – 250 mm | 2.5 – 25 mm | ISO H8, up to H11 depending on dimensions | EN 10305-1 (DIN 2391) | E355+SR (St 52 BK+S) · E355 (St 52.0) · on request S460N (StE 460) | APZ 3.1 to EN 10204 |
| Seamless hot-rolled | HP | 55 – 600 mm | 6.2 – 55 mm | ISO H8, up to H11 depending on dimensions | EN 10297-1 (DIN 1629) · EN 10220 (DIN 2448) | S355J2H/E355+N (St 52.0/St 52-3N) · on request S460N (StE 460) | APZ 3.1 to EN 10204 |
| Welded | HPS | 12 – 125 mm | 2 – 10 mm | ISO H9, up to H11 depending on dimensions | EN 10305-2 (DIN 2393) | E355+C (St 52-3 BK) | APZ 3.1 to EN 10204 |
| Welded, rolled | HPG | 32 – 180 mm | 5 – 15 mm | ISO H8, up to H11 depending on dimensions | EN 10305-2 (DIN 2393) | E355+SR | APZ 3.1 to EN 10204 |
| Seamless stainless steel | 25 – 200 mm | 2 – 12.5 mm | ISO H9, up to H11 depending on dimensions | EN 10216-5 (DIN 2462) · EN 10217-7 (DIN 2463) | AISI 304 (1.4301) · AISI 316Ti (1.4571) · AISI 316L (1.4401) | APZ 3.1 to EN 10204 |
| Welded stainless steel | HPIG | 8 – 63 mm | 0.65 – 1.2 mm | ISO H11 | EN 10216-5 (DIN 2462) · EN 10217-7 (DIN 2463) | AISI 304 (1.4301) · AISI 316Ti (1.4571) · AISI 316L (1.4401) | APZ 3.1 to EN 10204 |
| Aluminium | PNA | 25 – 320 mm | 3 – 8 mm | ISO H11 | — | AlMgSi 0.5 · Hard coated 25 ±5 µm | — |
Tolerances vary with dimension — confirm the exact specification with us when you order. Aluminium tubes are quoted with a surface treatment (hard coated 25 ±5 µm) in place of a material standard.
The full programme, in one PDF.
Our March 2026 catalogue: every cylinder tube, piston rod and chrome-plated piston tube we supply, with dimensions, tolerances and weights.
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