Natural Gas Reference Guide

1 Natural GasReferenceGuideNICOR GAS Natural GAS Reference GUIDEA Guide to industry code specifications and guidelinesAlways check your local building code department to ensure correctness ofinformation and that all projects are within proper building code the event of a Natural gas emergency contact Nicor Gas immediately at1-888-Nicor4u (642-6748) or your local fire us at 1-888-Nicor4u (642-6748) for:lAdditional copies of the Guide , ext. 2821lQuestions concerning information within this Guide , ext. 64-2079Or if you re calling for Natural gas service for new construction,1-800-GAS-6228 Visit us on our web site at GAS Natural GAS Reference GUIDEiINDEXNICOR GAS Natural GAS Reference GUIDEPAGEGAS APPLIANCE INPUT TABLE - 2 LB.

2 1 METER TIMING FOR GAS INPUTSLOW PRESSURE ..3 TWO POUNDS PRESSURE ..7 CAPACITY OF ORIFICES ..10 PRESSURE EQUIVALENTSINCHES OF WATER TO MERCURY ..15 POUNDS TO OUNCES ..16 CAPACITY OF FUEL RUNSLOW PRESSURE PIPE ..17 LOW PRESSURE TUBING ..18LP CSST ..192 PSI PIPE ..202 PSI TUBING ..212 PSI CSST ..22 HEAT CONTENT OF GAS AND OIL ..23 SPECIFICATION FOR THREADING PIPE ..24 DRILL SIZES FOR PIPE TAPS ..25 MAXITROL REGULATOR ..26 HOW TO USE A U-GAUGE ..30 LOCATION COLORS ..32 NICOR GAS Natural GAS Reference GUIDEiiAPPROXIMATE GAS INPUT OF GAS APPLIANCESIN CUBIC FEET PER HOURA ppliancesInputDomestic Gas Range 65 Storage Water Heater - 30 Gallon 45 Storage Water Heater - 40-50 Gallon55 Instantaneous Water Heater2 Gallon Min.

3 Capacity:1434 Gallon 2856 Gallon428 Steam Boiler - per Horsepower (Commercial)50 Restaurant Range4 Top Burners - 2 Ovens .1506 Top Burners - 2-4 Ovens 240 Clothes Dryers 26 Grills 35 Yard Lights2 Air ConditioningPer nameplate ratingPool Heateror manufacturer sGas Logs and Log LightersrecommendationsNICOR GAS Natural GAS Reference GUIDE1 GAS APPLIANCE INPUT TABLEAPPROXIMATE GAS INPUT OF GAS APPLIANCESIN CUBIC FEET PER HOURA ppliancesInputSpace Heating EquipmentPipe size according to(Conversion Burners)anticipated must never beadjusted to exceed Heating Equipment Per Nameplate rating(Gas Designed)

4 Or manufacturer GAS Natural GAS Reference GUIDE2 METER TIMING TABLE FOR GAS INPUTSAT LOW PRESSURE METERINGGAS RATE CUBIC FEET PER HOURS econdsFor OneSize of Test Dial Revolution1/2 cu. cu. cu. cu. ,800111643276551,636121503006001,5001313 82775551,385141292575141,286151202404801 ,200161132254501,125171062124241,0591810 02004001,0001995189379947209018036090021 8617134385722821643278182378157313783247 5150300750257214428872026691382776922767 1332676672864129257643296212424862130601 20240600 NICOR GAS Natural GAS Reference GUIDE3 METER TIMING TABLE FOR GAS INPUTSAT LOW PRESSURE METERINGGAS RATE CUBIC FEET PER HOURS econdsFor OneSize of Test Dial Revolution1/2 cu.

5 Cu. cu. cu. GAS Natural GAS Reference GUIDE4 METER TIMING TABLE FOR GAS INPUTSAT LOW PRESSURE METERINGGAS RATE CUBIC FEET PER HOURS econdsFor OneSize of Test Dial Revolution1/2 cu. cu. cu. cu. GAS Natural GAS Reference GUIDE5 METER TIMING TABLE FOR GAS INPUTSAT LOW PRESSURE METERINGGAS RATE CUBIC FEET PER HOURS econdsFor OneSize of Test Dial Revolution1/2 cu. cu. cu. cu. GAS Natural GAS Reference GUIDE6 METER TIMING TABLE FOR GAS INPUTSAT 2 LBS. METERING PRESSURES econdsFor OneSize of Test Dial Revolution1/2 cu. cu. cu. cu. ,007111833657301,824121673346691,6721315 43096191,544141442875731,434151342685351 ,338161262515021,254171182364731,1811811 22234461,115191062114231,056201002014011 ,003219619138295622911833659122387175349 8732484167334836258016132180326771543097 7227751482987442871144287717296913827769 23067134268669 NICOR GAS Natural GAS Reference GUIDE7 METER TIMING TABLE FOR GAS INPUTSAT 2 LBS.

6 METERING PRESSURE SecondsFor OneSize of Test Dial Revolution1/2 cu. cu. cu. cu. GAS Natural GAS Reference GUIDE8 METER TIMING TABLE FOR GAS INPUTSAT 2 LBS. METERING PRESSURES econdsFor OneSize of Test Dial Revolution1/2 cu. cu. cu. cu. GAS Natural GAS Reference GUIDE9 CAPACITY OF ORIFICES IN BTUORIFICE PRESSURE INCHES OF WATERSIZEDRILL3 3-1/2 4 5 6 8038541644552054579450486525605640785606 0565074578577710767825955100076870940100 5117012507592099411201300137574112012101 3001505158573127513771475171518057213951 5071605188019707115201642176020302140701 8201966209023602545691910206321802545273 068218023602545282030901/322180243525452 9103180672275250627303000327566245526512 8203270354565282030463275373040006430003 2403455391042706331803434363540904450623 2703532372542704640613455373140004550491 0603820412643604910536059400043204550509 0564058409044174640527058205742704612491 05550600056473051085450618068203/6449105 3055550636069105561806674709080008730546 8107355781088109630537450804685509630111 801/168000864091701045011440529230996810 6501190012400519640104221100012450136205 01090011772123501409015350 NICOR GAS Natural GAS Reference GUIDE10 CAPACITY OF ORIFICES IN BTUORIFICE PRESSURE INCHES OF WATERSIZEDRILL3 3-1/2 4 5 6 4912000129601371015620170004813620147101 543017520191005/641409015217161801818020 0004714350154981652018700200004615620168 7017900200002180045163501735018350207002 2700441818019440207002270025410432017021 4352270025410282004222700242752640029100 381003/322361025455273003090033600412455 0263752820031800354504026400282003000033 6003635039272502882530900345503820038282 0030325318003635040000372910031900336003 8200418003630900321503545040000436007/64 3180033975363504180045450353275034150373 0041800464003423650348003820042700464003 3345503682539100445504820032364003867540 9504640050950313730039550418004810052700 1/83910041350436005000054500304450047725 5095058100636002950000536255725064500709 502853550557006090069050754509/645355057 2256090069050754502755450590756270070950 7810026572006120065450745008180025590506 3575681007640083600246906065550700007910 0864002362700673007190081900890005/32645 0069050736008360091750226550070500745008 450091750 NICOR GAS Natural GAS Reference GUIDE11 CAPACITY OF ORIFICES IN BTUORIFICE PRESSURE INCHES OF WATERSIZEDRILL3 3-1/2 4 5 6 2156200717257725087250945002069000735507 8100890009720019726007810082600935001019 00187550080900863009720010620011/6477200 8350088100100000119000178180087700936001 0530011520015845009045096400109000118100 1486400922509810011180012180013900009590 01018001152001262003/1691750980751044001 1810013000012926009940010620012000013090 0119350010030010710012100013180010954001 0175010810012280013450099900010590011280 0127110139000810100010810011520013090014 2700710350011075011800013350014530013/64 1062001135001208001363001481006107100114 5001219001380001509005109000116250123500 1400001538004112800120400128000145200158 00031153001235501318001490001635007/3212 2800130900139000157000171800212520013400 0142800161800176200113360014370015180017 1800188000A14000015095016000018080019800 015/64140900151700160900181800199000B144 500154500164500186200201800C151800162650 173500196200214300D157000168000179000202 5002218001/4E162800173650184500208800229 000F172000183750195500222000242000G17720 018950020180022720025000017/641838001965 00209200236200269000H1845001972502100002 38000260000 NICOR GAS Natural GAS Reference GUIDE12 CAPACITY OF ORIFICES IN BTUORIFICE PRESSURE INCHES OF WATERSIZEDRILL3 3-1/2 4 5 6 I192000218200248000271000J19900022720025 4400281000K2055002345002639002890009/322 06200235500265500290000L2162002472002790 00304500M22380025450028800031450019/6422 7200259200294000320000N23450026800030380 03320005/16254500291000330000335500O2610 00298000336500368000P2755003145003545003 8900021/64284500325500367000402000Q29100 0334500376000411000R301000343800388000 42500011/32311000354500402000439000S3180 00364000412000450000T3345003820004320004 7100023/64336200385000436000476000U35300 04030004550004980003/8368000421000475000 520000V372500425000481000525000W40000045 750051900056500025/644090004680005300005 80000X423000483000545000596000Y436000500 00056600061900013/32444000506000573000 62700027/644770005455006150006720007/165 0000057000064500070450029/64545500623000 70500076900015/3258100066300075450082200 031/646180007040007960008720001/26510007 4200084000090900017/32690500786000872000 9720009/167640008745009820001081000 NICOR GAS Natural GAS Reference GUIDE13 CAPACITY OF ORIFICES IN BTUORIFICE PRESSURE INCHES OF WATERSIZEDRILL3 3-1/2 4 5 6 19/32854000972000110000012000005/8926000 10525001200000130800021/3210450001190000 1344000147200011/16114400013030001472000 160900023/321245000142700016080007620003 /4136200015530001752000191800025/3214800 001690000190800020900003/161600000182500 02060000226200027/3217220001962000220500 024190007/818450002105000238000026000002 9/32198000022550002555000279000015/16212 000024190002725000298200031/322275000259 0000292500032000001241900027620003125000 3420000 NICOR GAS Natural GAS Reference GUIDE14 PRESSURE GAS Natural GAS Reference GUIDE15 PRESSURE EQUIVALENTSP ressurePressurePer Square InchPer Square GAS Natural GAS Reference GUIDE16 Natural GASC apacity of Low Pressure Fuel RunsIn Cubic Feet of Gas Per HourMAXIMUM ALLOWABLE DEMAND BY SIZE AND LENGTHSIZE OFPIPE*1/2 3/4 1 1-1/4 1-1/2 2 2-1/2 1090196360740107019603090207115829862091 0171027003060136260550810155024704053120 2304987401430228050481112104526801335210 0604410219642064012402000704195185398600 1175189080398917437657011101800903784165 3555401055173010035801573405151025165011 03377 150325492980 1530120327414531248095015401303171138302 4609201480140306913529144889014301502967 1302824388651390602865126275428835135017 0276312326841282013201802661120260400800 1290190266011725239078012602002559114248 3807601235210255711125237274012052202456 1082383657301180230245510623236071511502 4023541042283527001130250235310222134568 5111026022521002193386701090270225199215 3316601070280225097211325650105029021499 520832064010303002148942053156301010SP.

7 GR. DRP WATER* LENGTH IN FEET (4 ELBOWS INCLUDED)NOTE: For Straight Runs (No Elbows Refer to Pamphlet #54).NICOR GAS Natural GAS R