Design and Construction: API Manual of Petroleum Measurement Standards, Chapter 4.2 Proving Systems, ASME B31.4, ASME B31.3 Hydrotest: Static water pressure Materials: Pipe – ASME, ASTM, API Plate – ASME, ASTM Flanges and threaded fittings – ASME, ASTM, MSS Weld fittings – ASME, ASTM, MSS Heads – ASME, ASTM Studs – ASME, ASTM Nuts – ASME, ASTM Gaskets – Spiral Wound O-Rings – Viton Trim: Scales; brass, graduations engraved per specification, filled with black lines for high visibility Gauge glass sets; Penderty N5A with protection rods, 5/8” diameter glass Thermometer and SS thermowell Typical items we can offer: Disassembly and inspection to evaluate extent of work to be performed prior to work commencement Sandblast out old coating to white metal and bake out remaining Re-work 4-way valve with soft goods kits, slips, re-chrome body and plug if required New electric actuators Lengthen pre-run to increase flow rate Lengthen calibrated section for meter changes Internal grinding or repairs of prover pipe All new seats and O-rings New sphere stops or ramps New Mag-Tek® switches New sphere; inflatable polyurethane, nitrile, or neoprene with accessories (pump and sizing ring) External sandblasting and painting Re-calibration; water draw method, repeatability within 0.02 percent per API Chapter 4.2 and Chapter 12.2.4 See Prover Bulletins MPD-112 and PDS-118 for assistance. Typical Prover Specifications Portable & Volumetric Pipe Provers Prover Refurbishment All materials and equipment selected for Weamco provers are of the highest quality and consistency. Selection is based on proven industry standards. 2350 Industrial Road, Sapulpa, OK 74066 • Main: 918-445-1141 • Bulletin PVP-112 Toll Free: 800-331-3790 • Fax: 918-445-4617 • 5-19 Page 2 of 2