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 Part 7 kayyade mai Hanyar gwajin ga aunawa da kaikaice yaduwar harshen wuta tare da surface da misali na wani samfurin orientated a tsaye matsayi a karkashin nuna adawa da kwarara yanayi, da kuma rarrabuwa tsarin dogara ne a kan kudi da kuma nisan da yaduwar harshen wuta . Yana bayar da bayanan dace gwada karshen-amfani wasanni na gaske lebur kayan, composites ko majalisai, wanda ake amfani da farko a matsayin fallasa saman na ganuwar da ceilings.
Product parameters of the Surface Spread Flame Tester
1. A yankin na haskakawa panel ne 850mm X 850mm, da kuma tsarin taimakon firam yana ƙarfafa.
2. The samfurin riƙewa ne perpendicular zuwa annuri panel, da kuma misali sikelin alama a sama, da m zafi annuri juyi za a iya auna bisa ga harshen wuta yaduwa nesa.
3. Sanye take da ruwa-sanyaya wurare dabam dabam na'ura, da samfurin riƙewa iya zama ruwa-sanyaya don kauce wa lalacewar ta wurin tsawon lokaci high zazzabi.
4. Sanye take da wani kananan harshen ƙonewa na'ura, ta amfani da walƙiya ƙonewa yanayin.
5. The annuri panel sanye take da wani high zafin jiki ganowa na'urar. Idan annuri panel aka kashe, da iska tushen za a iya ta atomatik yanke.
6. Sanye take da ruwa-sanyaya zafin rana radiation juyi haska, sakamakon za a iya gano a mayar da Amurka Nist.
7. Sanye take da lantarki iko akwatin, za a iya daidaita da gas da kuma iska ya kwarara, da kuma nuna zafi radiation juyi Figures.
8. Sanye take da PLC da kuma mutum-inji dubawa don nuna bayanai da ake bukata domin gwaji.
Product Feature and Application of the Surface Spread Flame Tester
1.This {asa kunshi wani radiation panel saka tsaye a kewaya da kuma goyon baya a kan wani tsarin.
2.The radiation panel aka sullied da wani gas-iska cakuda.
3.The radiation panel ne 850mm square ga wani porous tsaurin irin kuka block tsara don bayar da ingantaccen konewa daga cikin iska-gas-iska cakuda, ba tare da wani harshen da ke faruwa a kan fuskar panel karkashin sarrafawa yanayi.
4.The radiation panel da ta ritsa suna goyon bayan a kan wani tsarin haka da cewa cibiyar da panel ne game 1250 ± 100mm sama bene matakin.
5.A misali mariƙin da wani matukin jirgi harshen tsari saka wa gefe daya daga cikin na'ura.
6.The misali riƙewa sun dauki wani ruwa-sanyaya karfe frame da ruwa-sanyaya fuska faranti. A fuska faranti ne zoba da samfurori da 20 ± 2mm a kan su saman da kasa gefuna da kuma a kan tsaye baki m ga radiation panel.
7.A spring ɗora Kwatancen matsa tana wurinta don matsa da misali da fuskar faranti.
8.The šaukuwa samar da ruwa ga misali mariƙin yin matsakaicin yawan zafin jiki ba ya wuce 35 ℃ a kanti daga samfur mariƙin.
9.The misali mariƙin taro da aka located a 90 ± 2 ° zuwa fuskar radiation panel kuma a kamar yadda cewa fuskokin saman da kasa, Yanã shiryar da na misali mariƙin ne a cikin wannan jirgin sama kamar yadda da ciki fuska na kewaya ga radiation panel.
10.The tsawo daga cikin misali riƙewa hinged don ba da damar da shi da za a sauya ra'ayi suka mara horizontally, daga fuskar radiation panel tsakanin gwaje-gwaje, daga gwajin matsayi da jiran aiki matsayi da kuma mataimakin-versa.
11.The matukin kuka ne kunshi wani karfe tube.
12.The gas da kuma iska guzuri ga radiation panel dauke da kwarara mita, matsa lamba gwamnoni, iko bawuloli da aminci na'urorin.
13.Heat juyi Meter: Range: 0 ~ 50 kw / m2. Surface emissivity: ɛ = 0,95 ± 0.05.
14.Dummy k jirgi tare da mariƙin, calibrated zafi juyi mita da kuma hawa.
Samfurin Details na Surface Yada Flame T ester
A surface harshen yaduwa gwajin na'urar ne a BS 6853 jerin high-gudun karfe harshen wuta retardant magwajin, wanda ya dace domin Birtaniya kayan gini da kuma high-gudun karfe harshen wuta retardant gwajin nagartacce. A misali ne BS 476-7. A gwajin Hanyar da ake amfani da sanin da kaikaice tsawo daga cikin samfurin surface da kuma dogara ne a kan gudun. Kuma da tsawo tsawon kayyade kona matakin. BS 476-7 ne da farko yi amfani da su domin auna daga harshen wuta tsawo na fallasa saman a kan ganuwar da ceilings.
A gwajin hanya ne don auna m annuri juyi da igniting da samfurin da kananan harshen wuta ta withstanding a hankali a hankali canji na haskakawa zafi makamashi. A zafi annuri panel matakan 850mm X 850mm. A gwajin misali mariƙin ne ruwa sanyaya kuma sanye take da wani perforated k farantin karfe kuma a thermal annuri juyi haska zuwa calibrate da thermal annurin juyi kwana. A gwajin makami yana da babban bukatun a dakin gwaje-gwaje site, da kuma mai amfani da bukatar karin aminci matakan kafin gwajin makami za a iya harhada.
Standard: BS: BS 476-7
Girma: 1220 mm (W) x 550 mm (D) x 1920 mm (H)
Weight: 210kg
Girkawar bukatun
Banana: 230 volts maras 10 amps
yanayi zazzabi: Aiki 10 ° C zuwa 35 ° C
Gas Hardware: Propane da iska kwampreso
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.
