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Adapters and crossovers <br />The following adapters and crossovers shall be provided as required: <br />Threaded adapter: bell x male <br />Threaded adapter: bell x female <br />Threaded adapter: spigot x male <br />Threaded adapter: spigot x female <br />Flanges AMENL <br />Flanges shall be two piece (Van Stone) type provided with raised grooves <br />on the sealing face. Fiberglass reinforced stub ends are to be adhesive <br />bonded to the pipe or fitting. <br />i <br />Dimensions and tolerances <br />Pipe dimensions <br />Pipe shall be manufactured to steel pipe outside diameters for all sizes. <br />Pipe outside diameter tolerances shall not exceed ±1 percent. <br />Wall thickness <br />The total wall thickness of pipe furnished under this specification shall not <br />at any point be greater than 120 percent nor less than 871/2 percent of the <br />nominal thickness. <br />Fittings dimensions <br />All fittings supplied under this specification shall have face-to-face <br />dimensions and laying lengths as specified in the manufacturer's literature. <br />Physical and mechanical <br />ASTIVII classification <br />property requirements <br />Pipe shall conform to ASTM D2310 standard classification RTRP-11CX and <br />ASTM D2996 specification designation RTRP-11 CX 5430. <br />Minimum ASTM <br />Property Units Value* Method <br />Tensile strength <br />Longitudinal 103 psi 32.5 D2105 <br />MPa 224 <br />Circumferential 103 psi 65.0 D1599 <br />MPa 448 <br />Tensile modulus <br />Longitudinal 103 psi 2.8 D2105 <br />GPa 19.3 <br />Circumferential 103 psi 4.0 — <br />GPa 27.6 <br />Compressive strength <br />Longitudinal 103 psi 32.5 D695 <br />MPa 224 <br />Compressive modulus <br />Longitudinal 106 psi 2.8 D695 <br />GPa 12.3 <br />Long-term hydrostatic design basis <br />Static 103 psi 21.0 D2992(B) <br />MPa 145 <br />Thermal expansion <br />Linear 10-6in/in/°F 9.0* * D696 <br />10-6mm/mm/°C 16.2** <br />Stiffness Factor* * * D2412 <br />(in) (mm) (lb•in3/int) (N•m) <br />2 50 45 5.1 <br />3 80 65 7.3 <br />4 100 55 6.2 <br />6 150 250 28 <br />* Based on structural wall thickness. <br />* * Maximum value. <br />* * * At 5% diametric deflection and room temperature <br />Joining methods <br />Tapered bell x spigot adhesive joints <br />Pipe and fittings shall be joined by means of a matching tapered adhesive <br />joint. Adhesive for joining components shall be compatible with all <br />intended fluids. Adhesive system shall be used according to <br />manufacturer's recommendations. <br />Adapters and crossovers <br />The following adapters and crossovers shall be provided as required: <br />Threaded adapter: bell x male <br />Threaded adapter: bell x female <br />Threaded adapter: spigot x male <br />Threaded adapter: spigot x female <br />Flanges AMENL <br />Flanges shall be two piece (Van Stone) type provided with raised grooves <br />on the sealing face. Fiberglass reinforced stub ends are to be adhesive <br />bonded to the pipe or fitting. <br />