Stainless Steel Piston Rods are precision-ground and available with finished end machining, offering inherent corrosion resistance without plating. Available in diameters φ6–200 mm and lengths up to 6000 mm, they meet ISO f7/h7 tolerances with Ra≤0.2 μm finish. Multiple grades—304, 316, 2205, 17-4PH—can be supplied to match strength and environmental needs. Ideal for food, marine, medical and chemical hydraulic applications, with full customization of dimensions, tolerances, material, heat treatment and end machining supported.

Stainless Steel Hardened & Tempered Rods are heat-treated to 28–40 HRC for enhanced strength and wear resistance, while maintaining intrinsic corrosion protection. Available in diameters φ6–200 mm, up to 6000 mm long, with ISO f7/h7 tolerance and Ra≤0.2 μm ground finish. Suitable for high-load hydraulic, food, marine and medical applications, they can be supplied in martensitic and PH grades. Full customization of dimensions, tolerances, material and heat treatment is supported.

Stainless Steel Precision Ground Rods offer corrosion resistance without plating, available in diameters φ6–200 mm and lengths up to 6000 mm. They meet ISO f7/f8/h7 tolerance grades with Ra≤0.2 μm surface finish. A wide range of grades—austenitic, duplex, martensitic and PH—can be supplied to match specific strength and environmental requirements. Ideal for food, medical, marine and hydraulic applications, with full customization of dimensions, tolerances and material grades supported.

The Chrome Plated 27SiMn Tube is a non-heat-treated hollow piston rod made from 27SiMn silicon-manganese alloy steel seamless tube, offering high strength and good toughness. Available in OD φ25–300 mm, up to 8000 mm long, it features ISO f7 tolerance, an 850–1150 HV hard chrome layer, and 96-hour salt spray rating 9. Ideal for ultra-high-pressure, heavy-duty or fluid-passage hydraulic cylinders, it supports full customization of dimensions, wall thickness, heat treatment and surface finishing.

The Nitrocarburized 27SiMn Rod features a QPQ-treated surface (diffusion zone 0.30–0.40 mm, white layer ≥25 µm) achieving ≥650 HV hardness without chrome plating. Available in φ6–300 mm, up to 8000 mm long, it meets ISO f7 tolerance and 200-hour salt spray rating 9. Built on 27SiMn silicon-manganese steel with excellent nitriding response, this chrome-free rod provides superior wear and corrosion resistance for extreme heavy-duty hydraulic cylinders. Full customization supported.

The Chrome Plated 27SiMn Rod (Q&T + I.H.) combines a quenched & tempered core (220–320 HB) with an induction-hardened surface (52–62 HRC, depth 0.5–3.5 mm) and hard chrome plating (850–1150 HV). Available in φ6–300 mm, up to 8000 mm long, ISO f7 tolerance, and 96-hour salt spray rating 9. Engineered for the most severe ultra-high-pressure, heavy-load cylinders, it delivers unmatched strength and wear resistance. Full customization supported.

The Chrome Plated 27SiMn Rod (Induction Hardened) features a high-strength non-treated core (≤250 HB) with an induction-hardened surface of 52–62 HRC, depth 0.5–3.5 mm. Available in φ6–300 mm, up to 8000 mm long, it meets ISO f7 tolerance and an 850–1150 HV hard chrome finish with 96-hour salt spray rating 9. Ideal for heavy-duty cylinders in mining and construction, it offers superior wear resistance with full customization supported.

The Chrome Plated 27SiMn Rod (Quenched & Tempered) features a silicon-manganese alloy steel core treated to 220–320 HB, delivering high strength and toughness. Available in φ6–300 mm, up to 8000 mm long, it meets ISO f7 tolerance and an 850–1150 HV hard chrome finish with 96-hour salt spray rating 9. Ideal for ultra-high-pressure, heavy-duty hydraulic cylinders in mining and construction equipment. Full customization of dimensions, heat treatment and surface finishing is supported.

The Chrome Plated AISI4130 Tube is a non-heat-treated hollow piston rod made from AISI 4130 Cr-Mo alloy steel seamless tube, offering higher strength and good hardenability. Available in OD φ25–300 mm, up to 8000 mm long, it features ISO f7 tolerance, a hard chrome layer of 850–1150 HV, and 96-hour salt spray rating 9. Ideal for lightweight, fluid-passage hydraulic cylinders, it supports full customization of dimensions, wall thickness, heat treatment and surface finishing.

The Nitrocarburized AISI4130 Rod features a QPQ-treated surface (diffusion zone 0.30–0.40 mm, white layer ≥25 µm) achieving ≥650 HV hardness without chrome plating. Available in φ6–300 mm, up to 8000 mm long, it meets ISO f7 tolerance and 200-hour salt spray rating 9. Built on AISI 4130 Cr-Mo steel with excellent nitriding response, this chrome-free rod delivers exceptional wear and corrosion resistance for demanding hydraulic cylinders. Full customization supported.

The Chrome Plated AISI4130 Rod (Q&T + I.H.) combines a quenched & tempered core (260–330 HB) with an induction-hardened surface (50–60 HRC, depth 0.5–3.5 mm) and hard chrome plating (850–1150 HV). Available in φ6–300 mm, up to 8000 mm long, ISO f7 tolerance, and 96-hour salt spray rating 9. Designed for heavy-duty hydraulic cylinders, it offers excellent core strength and surface wear resistance, with full customization supported.

The Chrome Plated AISI4130 Rod (Induction Hardened) combines a tough non-hardened core with an induction-hardened surface of 50–60 HRC, depth 0.5–3.5 mm. Available in φ6–300 mm, up to 8000 mm long, it meets ISO f7 tolerance and an 850–1150 HV hard chrome finish with 96-hour salt spray rating 9. Its excellent wear resistance suits demanding hydraulic cylinders in construction, oil & gas, and aerospace applications. Full customization of dimensions, hardening depth, and surface treatments is supported.