BS 476-7 Surface Spread Flame Tester
BS 476-7 Surface Spread Flame Tester for Measuring the Flame Extension of The Wall
Product introduction of the Surface Spread Flame Tester
, Bs 476 Karolo 7 qaqisa mokhoa oa teko bakeng sa ho lekanya ho ata lateral ea lelakabe hammoho holim 'a disampole tsa sehlahisoa orientated ba le boemong bo paatsepama tlas'a maemo a ile a nkhanyetsa ha phallo,' me tsamaiso ea tlhophiso e thehiloeng sekhahla 'me boholo ba ho ata ha lelakabe . E fana ka ya data a loketse bakeng sa bapisa liketso qetellong-tšebeliso ea thepa e le hantle bataletseng, dikatiso kapa likopanong tse khōlō tse sebediswa haholo-holo e le bokaholimo ba pepesa tsa marako le siling.
Product parameters of the Surface Spread Flame Tester
1. The sebakeng sa ka phanele tlale thabo e 850mm X 850mm, le mehaho tšehetso foreime ea matlafala;
2. pane sampole e perpendicular ho sehlopha tlale thabo, 'me letšoao tekanyo e tekanyetso ka holimo, tse mahlonoko tseo mocheso tlale thabo ts'ebetsong ka lekanya ho latela sebaka lelakabe boikatiso;
3. Ho Hlomelloa ka sesebediswa metsi-Cooling ajoa, ea tšoereng sampole e ka ba metsi-folisoa ho tshenyo lokela ho qoba bakoang ke nako e telele e phahameng mocheso;
4. Ho Hlomelloa ka e nyenyane sesebediswa lelakabe thothetsang molelo, ho sebedisa mokgwa wa tlhase thothetsang molelo;
5. The phanele a tlale thabo nkile le sesebediswa phahameng mocheso e batlang. Ha sehlopha tlale thabo e ile theoha, moea mohloding ka tsela e iketsang khaola;
6. Ho Hlomelloa ka metsi-folisoa kutlo mocheso mahlaseli ts'ebetsong, liphello e ka amahanngoa khutlela United States NIST;
7. Ho Hlomelloa ka lebokose motlakase taolo, ka fetola ka khase le moea phallo, le bontša ho mocheso mahlaseli ts'ebetsong litšoantšo;
8. Ho Hlomelloa ka plc ke le segokanyimmediamentsi sa sebolokigolo monna-mochine ho bontša lesedi hlokahalang bakeng sa liteko.
Product Feature and Application of the Surface Spread Flame Tester
Didiriswa tse di tlwaeditsweng 1.This bopilwe ka mahlaseli a ka phanele mounted fehlang ka thatela le tshehetswa ka moralo wa ka.
2.The phanele a mahlaseli e silafatse ka motsoako khase-moea.
3.The mahlaseli phanele a ke 850mm lisekoere bakeng sa porous refractory mofuta boapeelo le literata li entseng ho fa combustion e sebetsang hantle ya motsoako air-khase-moea, ho se tukang etsahala ka sefahleho sa ka phanele tlas'a maemo a tshebetso.
4.The mahlaseli phanele a le thatela lona a tshehetswa ka moralo wa ka e le hore e le setsi sa phanele a ke ka 1250 ± 100mm holimo ho bophahamo ba mokatong.
5.A disampole pane le tokisetso e motsamaisi lelakabe mounted ho lehlakoreng le leng la sethusathuto ena.
6.The disampole pane eo e di na le dipegelo le metsi-folisoa tšepe foreime le lipoleiti metsi-folisoa sefahleho. Sefahleho lipoleiti ke lepelela le exemplar ke 20 ± 2mm ka holimo tsa bona le ho metshetshe tlase le holim 'a mophetho o paatsepama lebagane le sehlopha mahlaseli.
7.A selemo laela ts'oarello e hantle ho ts'oarello le disampole khahlanong lipoleiti sefahleho.
8.The nkehang habobebe metsi phepelo ho pane disampole etsa palo e kahodimodimo mocheso ha sa feteng 35 ℃ ka le sehokelo ho tswa pane disampole.
9.The pane disampole kopano e teng ka 90 ± 2 ° ho sefahleho sa ka phanele mahlaseli le ka tse kang tsela eo lifahleho tsa ka holimo 'me a itsebisa botlaaseng ba pane disampole ke ka sefofane e tšoanang e le ka hare sefahleho sa likolohileng ho sehlopha mahlaseli.
10.The bophahamo ba pane disampole e hinged ho e lumella hore e lokela ho o lahlela tsekaletse, hōle le sefahleho sa ka phanele mahlaseli pakeng tsa liteko, ho tswa ho teko boemong ba ho ya sa standby maemo le motlatsi le lengwe.
11.The motsamaisi boapeelo ke bopilwe ka tube, tšepe.
12.The khase le phepelo moea mela ho sehlopha mahlaseli na le phallo limithara tse, balaoli khatello, di-valve taolo le lisebelisoa polokeho.
13.Heat ts'ebetsong Meter: Range: 0 ~ 50 KW / M2; Holim emissivity: ɛ = 0,95 ± ya 0.05.
14.Dummy lekanyetsa boto le pane, calibrated mocheso ts'ebetsong mitha le ntseng bo eketseha.
Dintlha tsa sehlahisoa sa Bokaholimo ho ata Flame T Ester
Holim lelakabe boikatiso teko sesebediswa ke, bs 6853 letoto la lihlooho tse phahameng-lebelo tšepe lelakabe retardant mohlahlobi, eo e loketse bakeng sa thepa ea British ho haha 'me e phahameng-lebelo tšepe lelakabe melao-motheo ea retardant teko. Molao-motheo o, bs 476-7. The mokhoa teko e sebediswa ho fumana hore na katoloso lateral ba holim sampole le e thehiloeng lebelo la. Le bolelele katoloso rerang boemo bo tukang. , Bs 476-7 e haholo-holo sebelisoa ho lekanya lelakabe katoloso ya bokaholimo pepesa ka marako le siling.
The mokhoa teko ke ho lekanya mahlonoko tseo ho leng tlale thabo ts'ebetsong ke hotetsang le sampole le lelakabe nyane ke withstanding li fetohele butle-butle tlale thabo mocheso matla. Mocheso tlale thabo ka phanele mehato 850mm X 850mm. Teko disampole pane ke metsi folisoa le hlomelloa ka lekanyetsa poleiti perforated le mogote tlale thabo ts'ebetsong kutlo ho calibrate le mogote khanya ts'ebetsong mothinya. Teko seletsa na ditlhoko phahameng ka site ya le laboratori eo, le mosebedisi ya hloka mehato ho feta polokeho pele teko seletsa ka bokane.
Standard:, bs:, bs 476-7
Teba: 1220 limilimithara (W) x, 550 limilimithara (D) x 1920 limilimithara (H)
Weight: 210kg
ditlhoko tlhomamiso
Motlakase: 230 volts ipolela 10 li-amp
Ambient Mocheso: sebetsa 10 ° C ho 35 ° C
Gas Supplies: Propane le moea konpresser
Testing Room: 400m3
What is bs476?
BS 476 refers to the British standard for fire tests on building materials and structures. This test standard is split into two parts: Part 6 and Part 7. Part 7 specifies the test method for measuring the lateral spread of flame along the surface of a test specimen.
