RockySea Petro Pneumatic Diaphragm Metering PumpPneumatic diaphragm pump is a new type of conveying machinery, which is the most novel pump in China at present. Compressed air is used as the power source to pump out all kinds of corrosive liquids, liquids with particles, high viscosity, volatile, flammable and highly toxic liquids. The pneumatic diaphragm metering pump is a new product developed by RockySea in recent years and is used in various special occasions.Application1. Food Processing/Bi
VIEW DETAILSRockySea Petro Water Treatment DeviceIntegration Control,The soft water treatment and deaerator integration automatic control system are applied, featuring the cost savings and easy operation.Produced Water Reuse,Oilfield sewage can be used as steam injection boiler water supply, solving the oil field sewage and steam boiler water supply problem.Anti-corrosion.The tank are lined with anti-corrosion material (lining plastic) which is fixed firmly, strongly adhered, and hard to fall off.RockySea Petro water
VIEW DETAILSRockySea Petro DrawworksFunction(1) During the drilling process, hang the drilling tools, feed in the drill string and drill bit, and control the drilling pressure.(2) Use the cathead mechanism of the drawworks to tightly unload drilling tools and lift heavy objects.(3) Provide different lifting speeds and weights for drilling operations.(4) As the variable speed mechanism and intermediate transmission mechanism of the turntable.(5) Use the sand drum of the drawworks to perform core extraction,
VIEW DETAILSRockySea Petro B Type Pumping Unit / Beam Balanced Pumping UnitRockySea Petro adopt the principle of combining International Standard, National Standard and User’s view to design.RockySea Petro has passed ISO9001, SO14001 and OHSAS18001 certificate.Full support on your customised requirementBeam Balanced pumping units have been designed to International Standard requirements for pumping unit design. In addition, all individual components of the unit and the unit as a whole represent the very best engineering de
VIEW DETAILSRockySea Petro Float Collar and FloatData sheetAdvantageRockySea has extensive experience in manufacturing float hoops and shoes, and its products have the following advantages.1) The reliable valve body structure reduces the resistance of cement slurry flow.2) All internal accessories are drillable and have the same diameter as the casing.3) The special structural design effectively prevents the backflow of cement slurry.4) The buckle can be processed into BTC/LTC/STC/VAM/FOX/TP-CQ/OTTM accordi
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Grade | Tensile strength MPa | Yield strength MPa | Percentage elongation % | Contraction percentage of area % | |
C | 620 – 795 | ≥ 415 | ≥ 13 | ≥ 50 | |
K | 620 – 795 | ≥ 415 | ≥ 13 | ≥ 60 | |
D | 795 – 965 | ≥ 590 | ≥ 10 | ≥ 50 | |
KD | 795 – 965 | ≥ 590 | ≥ 10 | ≥ 50 |
OD range | Yield strength | Tensile strength | Elongation | Hardness | Charpy impact energy | |
mm | in | MPa | MPa | % | HB | J |
79.4~171.4 | 3 1/8~6 3/4 | ≥758 | ≥827 | ≥18 | NA | NA |
177.8~279.4 | 7~11 | ≥689 | ≥758 | ≥20 | NA | NA |
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