Table Refrigerant R71 Ammonia) Properties of Superheated Vapour t v h s t v h s t v h s °C m³/kg kJ/kg kJ/kg-K °C m³/kg kJ/kg kJ/kg-K °C m³/kg kJ/kg kJ/kg-K Abs Pressure kPa Sat Temp 50.35°C Abs Pressure kPa Sat Temp 46.52°C Abs Pressure kPa Sat Temp 43.27°C Sat .250 447. .280 Sat .228 45 .247 Sat .210 452. .216 .251 449. .289 .232 458. .278 .211 454. .223 .257 463. .337 .237 472. .325 .216 468. .272 .263 476. .383 .243 485. .371 .221 481. .318 .269 489. .427 .248 498. .414 .226 494. .363 .275 501. .470 .254 51 .45 .231 507. .406 .281 514. .511 .259 523. .497 .236 520. .447 .286 526. .551 .264 535. .537 .241 53 .488 .292 538. .590 .269 54 .576 .245 545. .527 .297 550. .62 .274 560. .61 .250 557. .565 .303 562. .666 .279 572. .650 .255 569. .60 .308 574. .702 .284 584. .68 .259 581. .639 .314 586. .738 .289 59 .722 .264 593. .675 .319 598. .773 .294 607. .757 .268 605. .710 .324 609. .80 .299 619. .791 .273 617. .744 .330 621. .841 .304 631. .824 .277 629. .778 .335 633. .875 .308 643. .857 .282 641. .811 .340 644. .90 .313 654. .890 .286 653. .844 .345 656. .940 .318 666. .922 .291 66 .876 .351 668. .972 0 .323 678. .954 0 .295 676. .908 0 .356 679. .003 0 .327 690. .985 0 .299 688. .940 0 .361 691. .034 1 .332 701. .016 1 .304 700. .971 1 .366 703. .065 1 .337 713. .046 1 .308 712. .001 1 .371 714. .095 2 .341 725. .076 2 .312 72 .03 2 .376 726. .125 2 .346 737. .106 2 .317 735. .061 2 .381 738. .155 3 .351 748. .136 3 .321 747. .091 3 .387 750. .184 3 .355 760. .165 3 .325 759. .120 3 .392 76 .21 4 .360 772. .194 4 .330 771. .149 4 .397 773. .242 4 .365 784. .222 4 .334 783. .178 4 .402 785. .271 5 .369 796. .251 5 .338 795. .206 Sat .194 454. .188 Sat .181 456. .161 Sat .169 457. .137 .198 46 .221 .182 459. .17 .173 469. .178 .203 477. .269 .187 473. .222 .177 48 .226 .207 491. .31 .191 487. .269 .181 497. .271 .212 504. .358 .196 501. .314 .186 511. .315 .217 517. .401 .200 514. .357 .190 524. .35 .221 530. .442 .204 527. .398 .193 537. .39 .225 542. .481 .208 54 .439 .197 55 .438 .230 555. .520 .212 552. .478 .201 562. .477 .234 567. .558 .217 56 .516 .205 57 .515 .238 579. .595 .221 577. .55 .209 587. .55 .243 591. .631 .225 589. .590 .212 599. .58 .247 603. .666 .228 601. .626 .216 611. .623 .251 615. .701 .232 613. .661 .220 62 .657 .255 627. .735 .236 625. .695 .223 636. .691 .259 639. .769 .240 637. .729 .227 648. .725 .263 651. .802 .244 649. .762 .231 660. .758 .268 663. .834 .248 661. .795 0 .234 672. .790 0 .272 675. .866 0 .252 673. .827 0 .238 684. .822 0 .276 687. .898 0 .255 685. .859 1 .241 696. .853 1 .280 69 .929 1 .259 697. .890 1 .245 708. .88 1 .284 710. .960 1 .263 709. .921 2 .248 720. .915 2 .288 722. .990 2 .267 721. .951 2 .252 73 .945 2 .292 734. .020 2 .270 733. .981 3 .255 74 .975 3 .296 746. .050 3 .274 745. .011 3 .259 75 .005 3 .300 758. .079 3 .278 757. .041 4 .262 76 .034 4 .304 770. .108 4 .281 769. .070 4 .266 780. .063 4 .308 782. .137 4 .285 781. .099 5 .269 792. .092 Abs Pressure 0 kPa Sat Temp .14°C Abs Pressure 5 kPa Sat Temp .8°C Abs Pressure 0 kPa Sat Temp .28°C Abs Pressure 5 kPa Sat Temp 1.61°C Abs Pressure 0 kPa Sat Temp 3.8°C Abs Pressure 5 kPa Sat Temp 5.88°C PanGlobal Training Systems Refrigeration Tables