Grade na kankare da ta halaye: tebur. Mark kankare ƙarfi

Kankare - wani abu sosai a bukatar a zamani yi. Its amfani a yi na harsãshensa, ganuwar, waƙoƙi, da gadoji, da kuma sauransu. D. A kowane batu, abun da ke ciki ya kamata a yi amfani. An ƙaddara da takamaiman dalili na kankare a cikin aji ko alama. A karshen ana nuna a kan kunshin.

kankare iri

A halin yanzu, wadannan maki wannan abu a iya amfani a yi gine-gine da kuma Tsarin:

• superlight.

• haske.

• nauyi.

• mai nauyi.

Mix kankare ne kerarre ta amfani da daban-daban na fillers. Bisa ga irin na karshen kuma suka yi niyya iri na shirya bayani. A filler iya amfani da hur kayan (msl, yumbu ko sawdust) da kuma mutum (yashi, tsakuwa). A yi masana'antu wani lokacin nema musamman na musamman concretes. A filler suka yi amfani da karfe ulu. Irin wannan bayani ne dauke nauyi sosai.

sa na kankare

Wannan nuna alama ne a tsare a cikin na musamman dakunan gwaje-gwaje empirically. Domin san wanda iri ne kankare sanya daga gare shigen sukari da wani gefe tsawon na 15 cm ne hõre a wasu matsa lamba. A lokaci guda kalle Manuniya na compressibility.

A halin yanzu a kasuwa, a can ne mafi yawan amfani da manyan brands na kankare. Kuma su halaye (ga tebur a kasa ya gabatar da su a fili), da kuma aikace-aikace za a yi la'akari da mu kadan daga baya. Duk da irin wannan abu, akwai bakwai iri. Yana denoted kowane adadi da kuma harafin M, wanda ya nuna a matsa lamba kgf cm² abu zai iya tsayayya. Saboda haka, misali, kankare M200 ne iya kula da mutunci karkashin wani kaya na 200 kgf / cm².

kankare aji

Mark kankare ƙarfi kai tsaye alaka da aji na wannan abu. Duk da haka, da karshen a cikin wannan hali ne da darajar mafi m da kuma takamaiman. Bayan duk, ingancin ƙãre kankare, a Bugu da kari ga filler da karfafa dankon iri, za a iya rinjayi mutane da yawa wasu dalilai. Alal misali, a irin da tsarki na filler, da m da wani hadawa da kuma zuba hanyoyin, da solidification yanayi, da sauransu. D.

Lokacin da kayyade kankare aji dangane da iri, kazalika da gyara abubuwan. Yana da aka lasafta ta da dabara:

B = R * (0,0980655 * (1 - 1,64 * V)),

inda R - talakawan ƙarfi daga cikin abu (hatimi)

V - coefficient na bambancin.

Mun gano cewa akwai irin wannan abu a matsayin kankare iri. Kuma su halaye (tebur na rubutu a fili ya nuna wannan), kuma da ikon yinsa, daga cikin amfani, a mafi yawan lokuta daidai da azuzuwan. Duk da haka, da karshen adadi aka nuna ba a kgf / cm², kuma Pascal. 0.0980655 siga a cikin sama dabara - ne kawai a tsaka coefficient daga daya naúrar zuwa wani.

Saboda haka, a wasu aji na kankare ƙarfi yawanci yayi dace da wani musamman aji na ta. Wani lokaci, duk da haka, da talakawan Figures da ainihin ƙarfi daga wannan abu bambanta quite da yawa. A wannan yanayin, da alama kuma aji ba za a iya dace. Alal misali, kankare sa M200 saboda ma high quality siminti ko filler iya kira a matsayin B10 da B15 ba. A adadi ya nuna wani abu a cikin aji na da ikon yin tsayayya da wasu danniya a MPa. Saboda haka, kankare B25 ba tare da wata cũta daukawa a matsa lamba na 25 MPa.

Hakika, da darajar dogara a kan aji abu. Magani ne yawanci sayar da kundinta. Wannan shi ne, sashi ne na awo ga wanda Farashin aka ƙaddara a kan abu, - da cubic mita. Saboda haka, 1 m³ M100 aji bayani Kudinsa 2,000 rubles., The M200 za kudin game da 2200 r., Kuma M300 za a iya sayi for 3,500 rubles.

SHEDAN lamba da kuma aji

A dauke da fitar daban-daban iri iri na aikin gine-gine da yawa bukatar mu san abin da kaddarorin ne daban-daban, ko cewa irin bayani. Next, bari mu dubi abin da suke da inganci na musamman brands na kankare. Su halaye (tebur bayar da ke ƙasa zai lalle zama da amfani ga mutane da yawa magina), da kuma ikon yinsa, daga aikace-aikace, kamar yadda aka ambata a sama, a mafi yawan lokuta dace da kaddarorin wani aji.

kankare M100

Saboda haka, mu a general dauke da cewa wakilci sa na kankare da ta halaye. Tebur ya nuna cewa da ikon yinsa, daga wannan abu dogara sun fi mayar a kan shi da ƙarfi. Next, bari mu magance more daki-daki yadda da musamman amfani da kowane aji. Material M100 iri, misali, ma high ƙarfi ne daban-daban. Saboda haka, an kullum amfani ga plastering ganuwar da shiri aikin su ta hanyan zuba cikin roadway ko da gina harsashin. A karshen harka, wannan abu samar da ake kira gabãtarwar - wani lebur yanki a kan abin da ƙarfafa keji an shigar.

Sau da yawa wannan kankare ana amfani don hawa da kerbstone ne ba batun musamman lodi, zuba bayar da damar gudanar da waƙoƙi kananan patency da t. D.

Bigiren aikace-aikace a kankare M150 ne game da wannan. The abu ne quite m ga erection na Tsarin cewa ba wahala danniya, amma ba abin dogara ga mai zuba "tsanani" abubuwa.

Mark M200

Kankare aji B15 mafi yawa ana yi na kankare benaye da screeds. Har ila yau, wannan alama da ya dace da cika kananan matakala, hanyõyi, playgrounds da sauransu .. Wani lokaci masu kewayen birni yankunan gina tare da taimakon wannan bayani, ko da a karkashin tushe na gidan tare da ganuwar sanya haske kayan. Duk da haka, da yin amfani da kankare iri M200 da wannan manufa ne kawai zai iya zama a kan barga kasa. A wannan yanayin, ƙasa ruwa kamata karya zurfi isa.

kankare M300

A bayani na wannan abun da ke ciki - mai kyau amsar wannan tambaya game da abin da aji na kankare ga kafuwar aiki mafi kyau. Har ila yau a cikin wannan aji na kayan sukan jibga rikewa ganuwar, matakala da kuma fences. Ba bad, wannan zabin ne dace domin gina monolithic ganuwar low-Yunƙurin zama gine-gine da kuma kayan gida. Mark M300 yau - mafi m irin kankare masu kewayen birni yankunan.

M350

Cika tushe da kuma m ganuwar - shi ne ya sa wannan aji na kankare (kankare da aji) ne, yafi amfani. Tebur ya nuna cewa abu ƙarfi kamar amfani da Manufacturing kankare-kayayyakin. Yana iya zama bim, slabs da sauransu. D. Bugu da kari, da M300 kankare ne sau da yawa amfani ga ciko screed da bene. Wani lokaci saboda an yi shi da na gida a monolithic slab formwork.

kankare M400

Yana da matukar m irin kayan amfani, yafi a cikin shiri na gine-gine da kuma manufa ta musamman gine-gine. Ga misali, an jefa daga tara da yanar gizo gadoji sanya banki safes, hydroelectric dam. A wannan kankare amfani ga Jefo saukowa hadahada.

sauran Manuniya

Saboda haka, mafi muhimmanci sigogi - mai daraja na kankare kuma kankare aji. Table su ta wasikun nuna yadda m iya zama daya ko wani bambancin. Hakika, da ikon yin tsayayya da wasu kaya - shi ne abu na farko da ya nemi a lokacin da zabar wani kankare. Duk da haka, akwai wasu zažužžukan, babu kasa mai muhimmanci da kuma kayyade suitability daga cikin kayan a wani batu. Saboda haka, akwai kankare sa ba kawai domin ƙarfi, amma kuma Manuniya kamar sanyi juriya, danshi juriya da kuma ductility.

Da ikon na kankare yin tsayayya low yanayin zafi

A cikin yanayi na tsakiya da kuma arewacin latitudes na karko da kuma AMINCI na ƙãre kankare Tsarin dogara sun fi mayar a kan wannan Manuniya a matsayin sanyi. A baya can iri mafita a cikin wannan yanki da aka sanya a matsayin MP3. Yanzu sanyi juriya kankare ne classified da wasika F. Gudun bayan da siffa bayyana matsakaicin yawan daskarewa da kuma thawing hawan keke da cewa abu ne iya yin tsayayya ba tare da asarar quality.

Kamar yadda ƙarfina, sanyi juriya na kankare wani da aka ba abun da ke ciki aka ƙaddara empirically. Bincika samfurori serially. A wannan pre-auna ƙarfin da kankare. Bugu da ari, shi ne hõre dama hawan keke na daskare / thawing. A karshe mataki na da ƙarfi aka ƙaddara sake.

A halin yanzu samar kankare brands sanyi daga F25 zuwa F1000. A zaman gidan gina mafi girma jure low yanayin zafi ya kamata, ba shakka, da kankare for waje amfani.

Duk da haka, a kula da wannan siffa ya kamata ba kawai a cikin shiri na gidaje a cikin sanyi yankuna, amma kuma a da gina muhimmanci Tsarin kamar gadoji, dams, Airfield pavements, hanyoyi.

Kan sarki don danshi juriya

Wannan nuna alama ne da muhimmanci a yi la'akari da lokacin da zabar wani kankare nufi domin gina gine-gine da kuma Tsarin, sarrafa a high zafi yanayi. Ruwa juriya ne da ikon daga cikin kayan ba ya wuce da shigowa matsa danshi. A wannan batun, akwai daban-daban na kankare. Its main brands ga ruwa juriya kawai biyar: W2, W4, W6, W8, W12. A baya can, domin sanin ingancin kankare amfani da wannan nuna alama harafi B.

Digital W bayan da alama ya nuna a abin da matsa lamba da ruwa shafi gwajin samfurin ne ruwa. Kankare gwada zafi gudanar da "rigar spots". A yi, da amfani biyu Manuniya na ruwa juriya:

• Matsakaicin matsa lamba na ruwa, wanda yake iya goyon bayan wani samfurin ba tare da bayyanar a kan bãyan tẽkun yayyo halaye.

• tacewa coefficient. Don haka ya kira da adadin ruwa iya shiga cikin abu a karkashin wani matsin lamba da naúrar lokaci.

Modern masana'antu samar ba kawai na al'ada, amma kuma na musamman, na'ura mai aiki da karfin ruwa kankare. Wannan abu yana da high jure ruwa. Amfani a cikin yi Portland sumunti na high maki ko plasticized version. A ingancin fillers da musamman bukatun. Kamata su ba su da wani Organic sharan. Matsakaicin canja darajar da hatsi amfani da su samar da na'ura mai aiki da karfin ruwa kankare kasance 5 mm.

Kan sarki na plasticity

Wannan saitin yana rinjayar da farko a kan Sannan ina da kankare mix. A wasu lokuta, wannan adadi na iya zama da muhimmanci ƙwarai. Alal misali, don yin famfo ta hanyar bututun, ko kuma zuba Tsarin amfani da dabara da za a yi amfani da isasshe flowable kankare.

Plasticity bayani ƙaruwa, kamar yadda aka sani, a lokacin da ruwa da aka kara. Duk da haka, idan shi ne da yawa, kankare hasarar ƙarfi. Saboda haka, domin kara motsi bayani a yau amfani da musamman Additives - plasticizers.

Wannan abu ne alama da wasika P. samar da wadannan iri kankare a wannan batun:

• PC1 - mazugi nutsewa zurfin ne 1-4 mm.

• PC2 - 4-8 mm.

• PC3 - 8-12 mm.

• PC4 - 12-14 mm.

Ƙayyade da plasticity kamar haka:

• Tin mazugi sanya daga 200 mm m gefen diamita da kuma wani kokuwa kwana na 30 digiri.

• The uku matakai suna cike da kankare mix shi da rammer.

• Baje kankare inverted mazugi a kan wani lebur surface.

• Duba nawa kankare zai zauna ga wani lokaci.

Saboda haka, sayen wani shirye bayani kamata farko dubi aji na da ƙarfi. Idan ya cancanta, kuma ya kamata a tabbata cewa iri na ta danshi juriya, sanyi hardiness da kuma motsi hadu wasu yanayi. A wannan yanayin, da ƙãre gina wani abin dogara da kuma m.