spedizione raccordi per tubi industriali in 24h La tabella sottostante è una guida per la selezione iniziale del materiale del tubo flessibile e della guarnizione adatti alle condizioni operative specifiche. Si consiglia di contattare il reparto Vendite o Tecnico di TUBES INTERNATIONAL® per selezionare correttamente il materiale del tubo in base all’applicazione.
A B C X –
excellent resistance, suitable for continuous operation good resistance, intermittent operation limited resistance, limited use no resistance no data

 

The characteristics given in the table apply to the resistance at +20°C.

 
Substance EPDM EPM NR NBR CR SBR FPM UPE PTFE PVC PU PA
Acetic acid 30% A A B C B B C A A C X C
Acetic aldehyde 50% A A C/X X C X X C/X A X X B
Acetic anhydride C B B C B B X A A – X B
Acetone A A X X X C X A/B A X X A/B
Acetyl chloride X X X X X X A – A – X –
Acetylene A A B A B B/C A – A A/B B A
Adipic acid B A C B C B – A A B A –
Aluminium acetate B A A B B B X – A B X –
Aluminium chloride B A A A A A A A A B A X
Aluminium fluoride B A B A A A A A A – C X
Aluminium nitrate B A A A A A A A A B C –
Aluminium sulphate B A A A A A A A A A X X
Ammonium carbonate B A A X A A – A A – B B
Ammonium chloride (sal ammoniac) A A A A/B A A A A A A B X
Ammonium hydroxide (ammonia water) A A X X A X B A A B X A
Ammonium nitrate B A C A A B – A A – X A
Ammonium nitrite B A A A A A – A A – – –
Ammonium phosphate B A A A A A – A A C – A
Ammonium sulfate B A A A A A X A A B A A
Amyl acetate X C X X X X X A A X X A
Amyl alcohol (pentanol) A A B B B B B A A A X A
Anhydrous ammonia contact Tubes International for proper hose selection
Anhydrous bromine X X X X X X A X A – – –
Aniline B A X X X X C A A – X X
Aniline dyes B A B X B B B – A – X X
Aniline hydrochloride C B B B X X B – – – – –
Animal fats C B X A B X A A A – C A
Aqua ammonia – ammonia water contact Tubes International for proper hose selection
Aqua regia C C X X X X B – A X X X
Argon A A A A A A A A A A A A
Arsenic acid B A B A A A A A A – C –
Arsenic trichloride X C X A A – – – – – – –
Asphalt contact Tubes International for proper hose selection
Barium chloride B A A A A A A A A B B X
Barium sulfide B A A A A B A A A B A C
Barium sulphate B A A A A A A A A – – –
Beer A A A A A A A A A – X B
Benzene X X X X X X A/B C/X A X X A
Benzoic acid X C X C X X A A A – X B
Benzyl alcohol B B X X B X A A A X X X
Benzyl benzoate C B X X X X A – A – – –
Benzyl chloride X X X X X X A A/B A – – –
Bituminous tar X C X B C X A – A – – –
Bordeaux mixture B A B B B B A A A B – –
Boric acid B A A A A A A A A B A A
Bromine trifluoride X X X X X X X – – – – –
Bromine water B B X X X X A – A – – –
Bromotoluene X X X X X X A – A – – –
Bunker oil X X X A X X A A A – B –
Butadiene X C X X X X A C A – X –
Butane X X X A A X A A A – A A
Buthyl acetate X C X X X X X A A X X –
Butter B A X A B X A A A – – –
Butyl alcohol (butanol) A/B B A A A A A A A B B B
Butyl benzoate C B C X X B A – A – – –
Butyl cellosolve B A X C C X X – A – A –
Butyl stearate X C X B X X A A A – – –
Butylamine B A X C X X X – A – – –
Butyric aldehyde C B X X C X X – A – X –
Calcium acetate B A A B B X X A A – X –
Calcium chloride B A A A A A A A A C A C
Calcium hydroxide A A A A A A A A A B A A
Calcium hypochlorite A A C B C C A A A B X X
Calcium nitrate B A A A A A A A A – A A
Calcium sulfide B A B A A B A A A – A –
Carbitol C B B B B B B A A – X –
Carbon dioxide C B B A B B A A A B A A
Carbon disulphide X X X C X X A X A X X X
Carbon monoxide B A B B B B A A A B B A
Carbon tetrachloride X X X C X X A C A X X B
Carbonic acid B A A B A B A A A C X X
Castor oil C B C A A C A A A – B A
Cellosolve C B X X X X C – A – – –
Chinese wood oil X X X A B X A A A – C –
Chlorine contact Tubes International for proper hose selection
Chlorine dioxide X C X X X X A – A – – –
Chloroacetic acid B A X X X X X X A – X X
Chloroacetone B A B X C X X – A – X –
Chlorobenzene X X X X X X A B/C A X X B
Chlorobutadiene X X X X X X A – A – – –
Chloroform X X X X X X A A/B A X X X
Chlorotoluene X X X X X X A – A – X –
Chromic acid 50% B A X X C X B A A B X X
Citric acid B A A A A A A A A C A A
Cobalt B A A A A A A – – – – –
Coconut oil X C X A B X A A A – C –
Coke-oven gas X X X X X X A – A – X A
Copper acetate B A B B B X X – A – – –
Copper chloride B A B A B A A A A B B C
Copper cyanide B A A A A A A A A – A –
Copper sulphate B A B A A B A A A B B X
Corn oil X C X A C X A A A – B B
Cottonseed oil B B X A B X A A A – B A
Creosote (coal tar) X X X A B X A A A X C X
Cresol X X X X C X A – A C X X
Cresylic acid X X X X C X A A A X X –
Crude oil X X X A B X A A A B A A
Cumene (isopropylbenzene) X X X X X X A – A – X –
Cyclohexane X X X A C X A A A C B A
Cyclohexanol X C X C A X A A A C – A
Cyclohexanone B B X X X X X A A X X A
Decalin X X X X X X A A A – – –
Denatured alcohol B A A A A A A A A – – –
Diacetone B A X X X X X A A – – –
Diacetone alcohol A A X X C/X X X A A X X B
Dibenzyl ether C B X X C X X – A – – –
Dibutyl ether X C X X C X C – A – C –
Dibutyl phthalate C B X X X X C A A – X A
Dibutyl sebacate C B X X X X B – A – X –
Dibutylamine B A X X X X X – A – X –
Dichlorobenzene X X X X X X A – A X X A
Dichloroethylene X C X X X X B C/X A X X A
Dichloro-isopropyl ether X C X X X X C – A – – –
Diesel fuel X X X A C X A A A B X A
Diethyl sebacate C B X B X X B – A – X –
Diethylamine B A B B B B X A A C – –
Diethylaminobenzene X X X X X X A – A – – –
Diethylene glycol A A A A A A A A A B X –
Diisobutylene B A X B X X A A A – – –
Diisopropyl ketone B A X X X X X – A – – –
Diisopropylbenzene X X X X X X A – A – – –
Dimethyl phthalate B A X X X X B – A – – –
Dimethylformamide B A X B C X X A A X – –
Dinitrotoluene X X X X X X A – A – – –
Dioctyl phthalate C B X C X X B – A – X B
Dioctyl sebacate C B X X X X B – – – – –
Dipentene X X X B X X A – A – X –
Diphenyl (phenylbenzene) X X X X X X A – A – – –
Dowtherm, dautherm X X X X X X A – A – – C
Ethane X X X A B X A A A – – –
Ethanolamine B A B B B B X – A – – –
Ethyl acetate B A X X C X X A A X X A
Ethyl acetoacetate B A C X C C X A A – – –
Ethyl alcohol (ethanol) A A A A A A C A A B X A
Ethyl benzoate B A A X X A A – A – – –
Ethyl cellosolve acetate C B X X X X X – A – X C
Ethyl cellulose C B B B B B X – A – B C
Ethyl chloride X C X C X X A A/B A – C A
Ethyl ether (ether) X X X X C X X C A X B B
Ethyl formate C B X X B X C – A – – –
Ethyl silicate B A B A A B A – A – – –
Ethylbenzene X X X X X X A A A – – –
Ethylene C B C A C C A A/B A – – –
Ethylene chloride X C X X X X A B/C A – – –
Ethylene chlorohydrin C B B X B B A – A – X –
Ethylene glycol A A A A A A A A A B A A
Ethylenediamine B A A A A B X – A – X –
Fatty acids X C X B B X A A A B – A
Fish oil X X X A X X A – A – – –
Fluoric grease B A B A B C B – A – – –
Fluorobenzene X X X X X X A – A – – –
Fluoroboric acid B A A B A A – A A – – –
Formaldehyde (methanal) A A B C B B X A A C X A
Formic acid B A B B A A C A A C X X
Freon 114 B A A A A A B B A – – –
Freon 12 C B B A A A B A/B A – B A
Freon 13 – (chlorotrifluoromethane) A A A A A A A – A – – –
Freon 21 – (dichlorofluoromethane) X X X A X X X – A – – –
Freon 22 – (chlorodifluoromethane) B A B C A A X – A – X X
Fuming sulphuric acid (oleum) X X X X X X A X A X X X
Furfural B A X X C X X A A – – –
Gallic acid B A B B B B B A A B X –
Gelatin B A A A A A A A A B – –
Glacial acetic acid 100% B A B C X B C A A B X X
Glucose A A A A A A A A A B X B
Glycerine A A A A A A A A A B X A
Green liquor B A B B B B B A A – – C
Helium A A A A A A A A A A A A
Hexafluorosilicic acid C B B A B C B A A B – A
Hexane X X X A B X A A A C B A
Hydraulic oil (petroleum, mineral) X X X A B X A A/B A – A A
Hydrobromic acid B A A X X X A A A B X X
Hydrochloric acid ≤ 20% A A B B B B A A A A X X
Hydrochloric acid 37% A/B A/B B C B B A A A X X X
Hydrocyanic acid B A B B B B B A A – – B
Hydrofluoric acid <50% A A X X X X – A A – – X
Hydrofluoric acid >50% C C X X X X – A A C X X
Hydrogen (gaseous) contact Tubes International for proper hose selection
Iodine X X X X X X X A A – – –
Iron (II) sulphate B A A A A A A A A B – X
Iron III chloride B A A A A A A A A B A X
Iron III nitrate B A A A A A A A A B A A
Isobutyl alcohol (isobutanol) A A A B A B A A A B – –
Isooctane X X X A B X A A A B A A
Isopropyl acetate C B X X X X X A A X X –
Isopropyl alcohol (isopropanol) A A A B B B A A A B X A
Isopropyl chloride X X X X X X B – A – – –
Isopropyl ether X X X B C X X A A – A –
Lactic acid A A A A A A A A A A B X
Lard C B X A B X A A A – – –
Lavender oil X X X B X X A B A X X –
Lead (II) acetate B A A B A X X A A B X –
Lead (II) nitrate B A A A A A – A A – – –
Lead sulfamate B A B B A B A – A – – –
Linseed oil X C X A B X A A A – B A
Liquefied natural gas (LNG) contact Tubes International for proper hose selection
Lubricating oils (petroleum) X X X A B X A B/C A – A A
Magnesium chloride B A A A A A A A A B A X
Magnesium hydroxide A A B B A B A A A B B X
Magnesium sulphate B A B A A B A A A B – A
Maleic acid B A C X C C A A A – – C
Maleic anhydride C B C X C C X – – – – –
Malic acid B A B B B C A – A B – –
Medicinal cod-liver oil B A X A B X A – A – – –
Mercury B A A A A A A A A – B A
Mesityl oxide C B X X X X X – A – X –
Methane X X X A B X B X A – – –
Methyl acetate B A C X B C X A A X X A
Methyl alcohol (methanol) A A A A A A X A A B X A
Methyl bromide C B X B X X A C/X A X – A
Methyl butyl ketone B A X X X X X – A – X –
Methyl cellosolve C B X B B X X – A – X –
Methyl chloride X C X X X X B A/B A – X X
Methyl ethyl ether X X X A C X A – A – – –
Methyl ethyl ketone (MEK) B A X X C X X A A X X A
Methyl isobutyl ketone B B X X X X X – A – X A
Methyl oleate X X X X X X A X A – – A
Milk B A B A A B A A A – – –
Mineral oil X C X A B X A B A B A A
Monoethanolamine B A B X X B X A A – X –
Naphta X X X B C X A B/C A C A A
Naphtha (refined) X X X A B X A – A C A A
Naphthalene X X X X X X A A A C C A
Naphthenic acid X X X B X X A – A – – –
Natural gas X X B A A B A X A – C A
Nickel acetate B A A B B X X A A – X –
Nickel chloride B A A A A A A A A – C X
Nickel sulphate B A B A A B A A A – – A
Nitric acid <40% X X X X B X A A A X X X
Nitric acid >40% X X X X X X C C/X A – – –
Nitrobenzene C B X X X X B A/B A X X A
Nitroethane C B B X C B X A A – X –
Nitrogen A A A A A A A A A A A A
Nitromethane C B B X B B X – A – X –
Octachlorotoluene X X X X X X A – A – – –
Octyl alcohol (octanol) X C B B A B A A A – X –
Oleic acid X X X C C X B A A B B A
Olive oil C B X A B X A A/B A – A –
Ortho-dichlorobenzene X X X X X X B X A – X –
Oxalic acid B A B B B B B A A – A X
Oxygen contact Tubes International for proper hose selection
Ozone B A X X C X A A/B A B B X
Palmitic acid C B C A B B A A/B A B A X
Para-isopropyltoluene X X X X X X A – A – X –
Peanut oil X C X A C X A A A – – –
Pentachloroethylbenzene X X X X X X A – – – – –
Perchloric acid C B X X B X A – A – X C
Perchloroethylene (tetrachloroethylene) X X X B X X A B A X X X
Petrol, gasoline X X X A C X A A A B B A
Phenol (carbolic acid) C B X X C – A A/B A C X X
Phenyl benzene X X X X X X A – A – – –
Phenylhydrazine C B A X X B A – A – – –
Phorone (diisopropylidene acetone) X C X X X X X – A – – –
Phosphoric acid 20% B A B B B B A A A B X X
Phosphoric acid 80% B A C X B C A A A – X C
Phosphorous trichloride B A X X X X A A A – – –
Picric acid B A B B B C B A A – X X
Pine oil X X X A X X A B A B – –
Polyvinyl acetate emulsion B A B X B X B A A – – –
Potassium acetate B A A B B X X A A – X –
Potassium chloride B A A A A A A A A A A A
Potassium cuprocyanide A A A A A A A – – – – –
Potassium cyanide B A A A A A A A A B A A
Potassium dichromate B A C B B B A A A – B –
Potassium hydroxide A A B B B B X A A B C C
Potassium nitrate B A A A A A A A A B A A
Potassium sulphate B A B A A A A A A B B A
Propane X X X A B X A A A B A A
Propyl acetate C B X X X X X A A X X –
Propyl alcohol (propanol) A A A A A A A A A B C –
Propyl nitrate B A X X X X X – – – – –
Propylene X X X X X X A – A – X –
Propylene glycol A A A A A/B A A A A A A/B A
Pyridine B A X X X X X A A X – –
Salicylic acid B A A B A B A A A – – –
Salt water A A A A A A A A A B A A
Sewage B B B A B B A A A – X A
Silicone grease B A C A A C A A A – – –
Silicone oils B A C A A C A A A B – –
Silver nitrate B A A B A A A A A B A –
Skydrol 500 B A X X X X X – A – C –
Skydrol 7000 B A X X X X B – A – – –
Soap solutions A A B A B A A A A B C A
Soda lye 50% A A B B B B A A A – X X
Soda, raw sodium carbonate B A A A A A A A A – – A
Sodium acetate B A A B B X X A A – A A
Sodium bicarbonate A A A A A A A A A B – –
Sodium bisulfite B A A A A B A A A B – –
Sodium borate (borax) B A A A A A A A A B – –
Sodium chloride (brine) B A A A A A A A A B A A
Sodium chloride (brine) A A A A A A A A A A A A
Sodium cyanide B A A A A A A A A B – A
Sodium hydroxide A A A B B A B A A B B C
Sodium hypochlorite (15%) A A X X B/C X A A A A X X
Sodium metaphosphate B A A A B A A A A – – –
Sodium nitrate B A B B B A – A A B X A
Sodium perborate B A B B B B A A A B – A
Sodium peroxide B A B B B B A A A B X –
Sodium phosphate B A A A B A A A A B A A
Sodium silicate B A A A A A A A A B – A
Sodium sulphate B A B A A B A A A B A A
Sodium thiosulphate B A B B A B A A A B A A
Soybean oil X C X A B X A A A B B A
Steam A A X X C X X X A – X X
Stearic acid C B C B B B – A A B A A
Styrene X X X X X X B – A X X A
Sugar solution A A A A A A A A A – – –
Sulfur trioxide C B B X X B A – A – – X
Sulphur B A X X A X A A A – – –
Sulphur chloride X X X C C X A A A – – B
Sulphur dioxide B A B X X B A – A C – X
Sulphuric acid 10 ÷ 75% B A X X X X A A A X X X
Sulphuric acid 10% A A C C B C A A A C X X
Sulphuric acid 96% C C X X X X A/B A A X X X
Sulphurous acid B A B B B B A A A B – –
Tannic acid (tannin) B A A A A B A A A C C X
Tartaric acid C B C A B X A A A B C X
Terpineol X C X B X X A B A B B –
Tertiary butyl alcohol (tert-butanol) C B B B B B A A A – X –
Tetrachloroethylene X X X X X X A B A – X C
Tetraethyl lead X X X B B X A – A B – –
Tin chlordie B A A A B A A A A – – A
Toluene X X X X X X A B A X X A
Transformer oil contact Tubes International for proper hose selection
Transmission fluid “A” X X X A B X A – A – A A
Trichloroacetic acid C B C B X B C – A – X –
Trichloroethane X X X X X X A – A – X –
Trichloroethylene X X X X X X A C/X A X X –
Tricresyl phosphate X X X X X C A A A – X –
Triethanolamine B A B B A B X A A C X –
Trinitrotoluene X X X X B X A – A – – –
Turbine oil (lubricating) contact Tubes International for proper hose selection
Turpentine X X X B X X A A/B A C A A
Vegetable oils X C X A C X A A A – – –
Vinegar (acetic acid 10%) B A B B B B B A A B X A
Vinyl chloride X X X X X X A A/B A X – –
Vinylacetylene B B B A B B A – A – – –
Water A A A A A A A A A A A A
Whisky, wines B A A A A A A A A – X A
White mineral oil X X X A B X A A A – A –
Xylene X X X X X X A C A X C A
Zinc chloride B A A A A A A A A B A X
Zinc sulfate B A B A A B A A A B – A

Symbol Material Characteristics
EPDM ethylene propylene diene rubber excellent resistance to hot water and steam, good resistance to the solutions of acids, bases, salts, ketones, formaldehydes, glycol-based coolants
EPM ethylene propylene rubber good resistance (better than EPDM) to the solutions of acids, bases, salts, ketones, formaldehydes, industrial alcohols, glycols
NR natural rubber excellent resistance to abrasion and low temperatures
NBR nitrile butadiene rubber(buna-n) excellent resistance to oils, fats, petrochemical products(petrol, diesel oil)
CR chloroprene rubber (neoprene) excellent resistance to ozone, weather conditions; flame retardant, good resistance to freon-based refrigerants and oils
SBR styrene butadiene rubber excellent resistance to abrasion, low production cost
FPM / FKM fluorocarbon rubber (Viton) excellent resistance to petrochemical products (petrol, diesel oil),
aromatic compounds and many acids and bases, good resistance to high temperatures
UPE (UHMWPE) ultra-high-molecular-weight polyethylene excellent resistance to most acids, bases and many other aggressive chemicals in elevated, though not very high temperatures
PTFE polytetrafluoroethylene (Teflon) excellent temperature and chemical resistance
PVC polyvinyl chloride good resistance to acids and bases solutions at room temperature, low production cost
PU polyurethane excellent resistance to abrasion, good resistance to oils and petrochemical products
PA polyamide (nylon) good resistance to solvents, paints, varnishes, adhesives