‘Comparison of TEMA R, B, and C (2007 Edition) Para | Particulars TEMAR TEMAB TEMA C 712 Definon Peifieum and rasied | Chemica Process | Commereal ana General Process Depieatons TSI |Comosion Atowance or} oe Te ae Carbon Stes "T55_ [Corrosion Aowance er] oe Te THe (Caet on “TB | Senos Umaatons ot | Alowod fr Water Sow | Alowed for Water Sa | Rlgiwed Tor Nan Lean (Caet on ‘eto 150 PSIG Upto 150 PSIG. | Non Flammable Serve vp ‘0 150 PSIG Zi | Tube Diactors and |Alrcases of TEMA alow use of ame cariinatons of tbe Gael Sad gage Gaees Ex abe Pch 125% Tube Diameter] 125 Tube Diameter] 125 Tube Diameter Excopon 12 Tube Diameters allowed or expanded ents and tube diameters "ae sraler Taam Caning Ty {TIS fr sha darters | No specif requvremiant ane 2 ad ess 14" age] Ss} nmr Sha — TERIA Wrequves higher Wiekness for cals damete and material conta ‘Thickness {API can provide components wih thicknesses suftiont to mest his requrerent aT Ratnam Traneveee [TERIA Rrequres Rigor WveRTGGS fr Conan amar Ba SpSSE ‘Bafle Thekness [eombinalons. API can provide components wih thicknesses suticent to meet his eaquiremnen, TazT | ma Congiusnal | —"Toratmalevas | Va Yor Carbon Steel | 1a" Yor Carbon Steet Bale Theknese “TTT Rumba and rameter TENA Re eares Tore nam and BaMBTT OT Ve ls Stan a GaN ofTie Roce combnatens. ‘S17 | Minimam isiie Deph [ease over avea = 13x Toul ass ove rea Row aea] Grose ave rea = ow area ‘of Floating Head area trough the tbes of through tne lubes oft pass trough the tubes of ¥ Fass pass 82 | Gackot Waar or TENA requis uso of Meta Gekaisd or Said Metal Gankas bul alows Tor iar Hyrocarbon Serve o1 gaskets by sacement Pressure > 300 PS ‘Gasket Wateral or] Weta aek@led or Said | Weta aekotod or Seid] Weta ecko or Sons Intomat Floatng Head | Metal Gaskets, Meta Gaskots Metal Caskets “ois Gaskat Water No apoctic —~ [ Atows use of campocion | Atows use of companion Pressure =00 St | recommendaton or geskets oeskets Ta] Pegharal Gasket | SRF ope 2F aha | — Se plea ahah, | — ar pio a hal wth We" above 2" above 1 above Fut face gasket tobe used for Cast rn Manges revi 1171008Comparison of TEMA R, B, and C (2007 Edition) Para | Particulars TEMAR TEMAB TEMA C 630 | Gasket Contact | “HIRE mn grester nana] No specie hit To specie bit Surface Fitness 20" are Tolerance 5] Gasket dant Deiat Contasd saints requred | — Conte Jontis wot | — Confined Jontis not required required TAT Wars Tabesheat | Masiram oF Maxum otaax Tube | ax Tobe OD, up Thickress oe | Thickness-CA> Tube 0D] 00, upto tbe. ube. Jexpanded tive oatsin| and Thekness> 3a" | 78°for etude efor ie tae ‘seat where tubes are Tor 1 tbe Flor t-in" tbe expanded tle for? tbe {41 for 2 be and Thickness 234" TE Tabe oie Grooving fr] ATaast wo grooves TH | Alaaat wo grooves TO" | For 900 PS andlor SSO Expanded Tube | wie x 182" deep are | wide x Tit" doop are | ang sf and large ubes al “Tubesheat Joint requted requees Teast wo grooves 1" wie 16 deep ae required 737 | ana of Bepanson | Sinan of Seater? ‘Sinaier TF, and Tabesheot ad Tubeshest 2x Tube 00, and Thebes =e Thickness V6" | Tubesheet Thickness —118 THE | Tas Pjeaon | — Fash ar maximum —| — Flush ormaxsnum Fahonamam Projection ot peoeston ot “poeta Ta} Tabastoat Pass | ~Sii6"deap grooves | 7" aoop aroove or tir] SIC" deep geove ore Pariion Grooves requced means of retaining gasket | means a laning gasket ate equied Design| "are required if Design Pressure is over 300 PSIG] Pressure is over 300 PSIG. 76 | Gadond Faced —| Clad Thctness S16"for | Glad Thekness 376" Wor | Gad Thictness 6" Tor Tubesheets expanded jot ‘expanded jot ‘expanded joint ‘17 Minimum Channel and TENA R regres higher fickness for cain amsie and mattalcombnaions. Bonnet Texness [API can provde components wih tucknosses suffciot to meet this require. ‘TaE_| Channor and Bannot | — STS dep groove s | STS deep eave woth] STP deep groove & other Cover Pass Patton requires ‘means of reaming gasket | means ofvlaning gasket ‘Groowe ‘Ze required Design| "are requre if Dosen Pressure is over 300 PSIG| Pressures over 300 PSIG 03 | Pipe Tap Connections S00 PST oe] ano Pa TOE | — Pressure Gage | St minima Tor sozics | Ti minimum or nonaies | As specie by Purchaser ‘Connections ‘andlargecuness | 2" andlarger unless alowed tobe omitted. | alowed tobe omied 703s | —Themometer | ¥ minimum far comiea | ¥ minum tr namics + [Ra specie by Purchassr Connectons | andlarger unless lowes | and tage less ome ‘ob ome tobe omits, TET | imam Bai SS co 1 revised 11/1008