Founded in 1995, China Dongda Power Industry Co., Ltd. is one of the few range cylinder manufacturer and distributor in China that has patents on the generator, motor, power supply, engine, alternator, diesel and gearmotor design, supply and sale. Our custom range cylinders has obtained the certifications of ISO9001-2000, GS/TUV, CE, VL, EPA, QHS, SON, CAP and SRS and we have won EPA 2005 Motor Year Certification. Our 30 QC staff carefully performs inspections at every stage of production, from the time we receive raw materials to packaging. Noise, power, and stability are tested to ensure that our engines can endure 580 hours of constant use. We also can design and deliver OEM/ODM samples in one month.

We offer a wide range cylinder liner and cylinder blocks made with accurate designs for industrial purposes. Our range of cylinder liner and cylinder blocks is made from centrifugally casted, shell casted with close grained cast iron. Cylinder liners and cylinder blocks are duly heat treated. Cylinder bores are cross honed and diameters are properly ground finished to achieve the highest level of accuracy.
Lanamatic produce a range of rodless cylinders from 18mm bore through to 63mm bore. Several model variations are available from the standard ZS cylinder to the ZFF model with two slide guides, offering extremely high load and bending moment capabilities. Twin bore models are also available as are the ZG Gripping range of cylinders, the ZT Tandem range of cylinders and the ZD Double Action range of cylinders.

Utilizes the spun process. This process yields a cylinder with a very uniform wall thickness resulting in a lighter, more efficient cylinder. Buoyancy: Superior buoyancy characteristics. These cylinders have been designed to be slightly negative at the end of a dive. Exterior Finish: Shot Blast - Zinc spray coating - powder paint. Interior Finish: Shot Blast - Highly-resistant to internal rusting. Valves:Model #300S-S-35. Scuba steel cylinders include high pressure design valves. Standard inlet thread (3/4"-14 NPSM). Boots: High quality boot is included, TANK SPECIFICS for the HP80: 3500 PSI, Chromium Molybdenum Steel, TRUE CAPACITY: 83cu ft, DIAMETER: 7.29 inches, LENGTH: 20.8 inches, WEIGHT EMPTY: 30.9 lbs, BUOYANCY FULL: -10.9lbs, BUOYANCY WITH 500 PSI: -5.9lbs, Chromium Molybdenum steel construction, Inlet thread is standard 3/4"-14 UNF-2B, Negatively buoyant throughout the dive, Manufactured to DOT-E12079-3500, Meets Canadian TC3AAM specifications. AUTHORIZED DEALER, FULL MANUFACTURER´S WARRANTY!!! This Super High Pressure Steel Scuba Cylinder Tank is GREAT for all your diving needs.

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