AMERICAN BLOCK K-800 Pump

The K-800 series is a triplex slurry pump designed for ultra-high pressure industrial applications such as oil fracturing, chemical reactors and nuclear cooling systems. Its core technologies include silicon carbide ceramic pistons and modular fluid terminals.

K-800

Powerrating: 800HPRATED SPEED: 160RPMSTROKE: 85INMAXPRESSURE: 5000psi

Technological Edge

Ultra-high pressure endurance: 10,000 hours (industry average 6,000 hours) under 35 MPA continuous operating pressure;

Medium compatibility: fracturing fluid with solid content of 12% , polymer solution with viscosity of 8,000 CP, and strong corrosive acid-base medium;

Intelligent operation and maintenance: built-in HIVIS 4.0 monitoring system, real-time tracking piston wear and seal state, fault warning accuracy of 95% .

Material and process: 35CrMo alloy steel whole die forging, according to API 7K standard, after quenching and tempering treatment, surface hardness up to HB280-330, tensile strength ≥950 mpa. Intracavity electropolishing (Ra ≤0.8 μm) , reduced turbulence resistance, suitable for high pressure mud delivery, pressure rating 50 mpa
Anti-corrosion design: spray epoxy ceramic coating, salt spray test for more than 1000 hours, suitable for acidic environment with H2S and deep sea drilling scenarios, protection level IP68
Valve box assembly
Structural optimization: split clamp design, stress distribution optimization by finite element analysis, fIT 5"-8" cylinder liner size, mounting tolerance ± 0.03 mm, 60% reduced risk of seal failure. Internal nitriding treatment (hardness HRC55-60) , 3 times longer wear life
Intelligent Monitoring: support IoT wear monitoring (SAE J1939 interface) , real-time feedback valve box pressure fluctuation data, adapt to API 7K standard interface
Suction/discharge valve assembly
Material and performance: valve body adopts tungsten carbide (WC-15CO) or high chromium alloy (cr28%) , mirror polishing (Ra ≤0.1 μm) , sealing surface cone angle 60 ° ± 0.5 ° , particle erosion resistance increased by 70% . Suitable for 35 MPA high pressure working condition, opening and closing life ≥1.5 × 107 times
Spring Assembly: double-layer helical spring design, preload adjustment range ± 25% , fit for high-frequency reciprocating motion (≤200 cycles/min) , fatigue life over 2 × 107 cycles
Ceramic cylinder liner (ZTA compound)
Material and process: Zirconia toughened ceramic (ZTA) lining + stainless steel composite structure, inner wall mirror polishing (Ra ≤0.2 μm) , hardness HRC62, wear resistance is 5-10 times of the metal cylinder liner
Application Scenario: mud condition with sand content > 15% , continuous life up to 1200 hours, no crack measured in deep well drilling, fit φ170-φ180 mm piston
Bimetal cylinder liner (economy type)
Composite structure: Q235 carbon steel jacket + high chromium cast iron liner (CR28%) , centrifugal casting + laser cladding process, hardness HRC62, cost is 30% lower than ceramic cylinder liner
Exhaust manifold
Lightweight Design: Titanium alloy liner structure, weight reduction of 40% , pressure capacity to 35 mpa, standard 4"ANSI flange joint, turbulence pressure loss reduced by 20% ."
Power end key components
Crankshaft assembly
Material and accuracy: 34CRNIMO6 forged steel quenching and tempering treatment, surface hardness HRC58-62, main journal roundness error ≤0.005 mm, with SKF 240 series bearings for 15000 hours maintenance-free
Lubrication system: forced circulation oil cooling design, adapt to ISO VG460 lubricating oil, working temperature range -30 °C to 150 °C, equipped with magnetic oil filter (filtration accuracy of 10μm)
Sealing system
High pressure sand control design: double lip PTFE oil seal + spring energy storage coil, temperature resistance-40 °C to 200 °C, stepped labyrinth structure sand retention efficiency of more than 98%
Stem seal: polyether ether ketone (Peek) guide ring + PTFE ring, acid and alkali resistance (pH 0-14) , leakage rate ≤0.03 ml/min, in line with ASME B16.20 standard
Technical Advantages and certification
Standardized production: full range of accessories in accordance with API Spec 7K/ISO 13533, provide SGS material analysis and ASTM E384 microhardness test report
Intelligent Adaptability: Valve Guide built-in Wear sensor, support remote warning and life prediction, adapt to National, Gardner Denver, TSC and other mainstream pump type
Environmental Compatibility: the sealing gasket adopts non-asbestos graphite winding structure, conforms to the EPA 40cfr Part 763 standard, and is suitable for high corrosion scenarios such as shale gas exploitation
Data provenance and application scenarios
Material Standard: refer to API 7K and JB/TQ252-81, valve box and crankshaft forging process according to ASTM A350 LF2 standard
Measured data: ceramic cylinder liner life data from deep well drilling project (cumulative operation of 1200 hours without wear) , high pressure seal through GB/T 14211-2019 certification
Suitable scenarios: oil drilling, shale gas fracturing, deep-sea mining, compatible with EMSCO F series, Oilwell HD series and other global mainstream pumps

AMERICAN BLOCK K-800

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