palapala noi

ʻO ka paipu PVC paʻa, nā paipu paipu i nā huahana PVC he nui, i kā mākou ulu wikiwiki ʻana, ʻo ia hoʻi ka ʻai nui loa o nā paipu plastik like ʻole.Ma o ka hoʻolaha ʻana a me ka hoʻolaha ʻana o nā paipu PVC i ko mākou ʻāina i nā makahiki i hala iho nei, ʻoi aku ka nui o ke kākoʻo ʻana i nā kulekele pili aupuni, ʻo ka hana ʻana a me ka hoʻohana ʻana i nā paipu PVC i hoʻomohala nui ʻia, ʻoi aku ka nui o ka 50% o ka huina. ka hana ʻana i nā paipu plastik, i hoʻohana nui ʻia i nā ʻoihana he nui, ʻoihana, kūkulu hale, mahiʻai, etc.

1. Hoʻomohala ʻana i ka paipu PVC

1.1 Pono o ka paipu PVC

I ka hana resin maʻamau, ʻo ka hoʻohana ʻana i ka resin PVC ka haʻahaʻa loa, ʻo ke kumu kūʻai hoʻi ka haʻahaʻa loa.ʻO ka hoʻohana ʻana i ka ethylene no ka ton o PVC ma Kina he 0.5314 tons, aʻo ka awelika hoʻohana ethylene no ka ton o polyethylene he 1.042 tons.ʻO ka hoʻohana ʻana i ka ethylene i kēlā me kēia ton o ka resin PVC ma Kina he 50% ka liʻiliʻi ma mua o ka polyethylene.A ʻo ka hana ʻana o PVC me ke kinoea chlorine maka, he ala koʻikoʻi ia e kaulike ai i ka hana ʻana i ka ʻaila caustic e hana ai i ke kinoea chlorine, ʻo ka soda caustic kahi mea waiwai nui e pono ai i ka hoʻokele aupuni.Eia kekahi, mai ka manaʻo o nā huahana plastik, PVC a me nā ʻano mea hoʻohui like ʻole ka hoʻohālikelike maikaʻi, i ka hana ʻana o nā paipu hiki ke hoʻohui ʻia i kahi helu nui o nā mea hoʻopihapiha hoʻopihapiha, i hoʻemi nui ʻia ke kumukūʻai hana.

Ke hoʻohālikelike ʻia me nā paipu metala, PVC paipu hana no cubic mika PVC a me ka hana ʻana i kēlā me kēia cubic mika kila a me ka helu alumini, ke kila ikehu hoʻohana ʻo 316KJ/m3, alumini ikehu hoʻohana ʻo 619KJ/m3, PVC ikehu hoʻohana he 70KJ/m3, ʻo ia hoʻi, ke kila. ʻO ka hoʻohana ʻana i ka ikehu he 4.5 mau manawa o ka PVC, ʻo ka hoʻohana ʻana i ka ikehu alumini he 8.8 mau manawa o ka PVC.ʻO ka hana ʻana o ka paipu PVC e hoʻohana ana i ka ikehu hoʻokahi wale nō hapakolu o ka paipu metala ke anawaena like.I ka manawa like, no ka mea maʻemaʻe ka pā paipu PVC, ʻaʻohe corrosion tumor, kiʻekiʻe o ka hoʻouna ʻana i ka wai kūpono, hoʻohana ʻia no ka transfusion hiki ke mālama ma kahi o 20% o ka uila.

PVC paipu i maikai mechanical waiwai, a he maikaʻi corrosion kū'ē, māmā kaumaha i loko o ke kaʻina o ka hoʻohana 'ana, maʻalahi hoʻokomo,ʻaʻohe mālama, a me ka hoʻohana 'ana i ke kila e like me ka lehulehu sewer paipu, i ke kaʻina hana no ka maʻalahi corrosion, pono pinepine. uhi ʻia me ka pena, ke kumukūʻai mālama kiʻekiʻe.ʻO ka hana maʻamau a me nā hana lehulehu me nā paipu metala pono e hoʻololi ʻia no kahi o 20 mau makahiki, a me ke kuleana o nā paipu PVC i hana maikaʻi ʻia, ke ola lawelawe a hiki i 50 mau makahiki, a me nā mea ʻē aʻe. , ikaika kiʻekiʻe a me ka corrosion.

ʻO ka mea maʻamau, ma ke ʻano o ka wai hoʻoheheʻe, wai ʻino a me nā paipu ventila, mālama nā paipu PVC ma kahi o 16-37% o ka hoʻokomo ʻana a me nā koina hana ma mua o ka hoʻohana ʻana i nā paipu hao;ʻO ke kumu kūʻai o ka paipu uea he 30-33% ka liʻiliʻi ma mua o ka uea metala bushing.A me ka hana o ka chlorinated polyvinyl chloride (PVC) paipu i loko o ka wela a me ka wai anuanu, ke hoohalike me ka hoʻohana 'ana o ka nui keleawe paipu koina koina o 23-44%.No laila, ma muli o ka maikaʻi o ka paipu PVC, ke hoʻomohala nei nā ʻāina a hoʻolaha i ka paipu PVC.

1.2 Ka hana ʻana a me ka hoʻohana ʻana i nā paipu PVC

Mai ka makahiki 1980, ua hoʻolauna ʻia ko mākou ʻāina i nā ʻano hoʻohālike like ʻole o ka paipa PVC EXTRUSION PRODUCTION LINE o ʻoi aku ma mua o hoʻokahi tausani, ka mea i puka mai e like me DALIAN SHIDE, ZHEJIANG YONGGAO, Shanghai TOMCHEN a me nā mea hana paipu nui ʻē aʻe.I kēia manawa, ʻoi aku ma mua o 600 UPVC (paʻakikī PVC) paipu a me nā paipu paipu hana i nā mea kanu i ko mākou ʻāina, me ka nui o ka nui o ka hana ʻoi aku ma mua o 1.1 miliona tons / makahiki, ʻoi aku ma mua o 30 mau mea hana me ka nui o 10,000 tons / makahiki. , a ʻoi aku ma mua o 60 mau mea hana me ka pālākiō o 0.5-10,000 tons / makahiki, ʻike maoli ʻia nā lako hana o ka paipu UPVC a me nā paipu paipu ma ka home.

I KO KAKOU AINA, PVC PIPE UA HOʻOMAʻI MA mua o ka PE PIPE a me ka PP PIPE, ʻoi aku nā ʻano like ʻole, hana maikaʻi loa, hoʻohana nui ʻia, noho i kahi kūlana koʻikoʻi ma ka mākeke.Ma ka hopena o ka makahiki 1999, ua ʻoi aku ma mua o 2000 mau laina hana paipu plastik ma Kina, ma waena o nā mea i lawe ʻia mai ma kahi o 15%.I ka makahiki 1999, ua ʻoi aku ka nui o ka hana ʻana o nā ʻano pahu plastik āpau i ko mākou ʻāina ma mua o 1.65 miliona tons / makahiki, ʻo ka hana maoli ʻana ma kahi o 1 miliona mau tons, a ʻo ka UPVC tubing i ʻoi aku ma mua o 50%.

I loko o nā makahiki, i loko o ka honua PVC market noi, kūkulu hale mākeke e like me ka nui loa, a me ka wikiwiki o ka piʻi ʻana o ka wikiwiki.I nā makahiki i hala iho nei, lawe mau ʻia nā mea waiwai o ʻAmelika Hui Pū ʻIa i 60% o kā lākou mau huahana, Western Europe 62%, Iapana 50%, ʻoi aku ka liʻiliʻi ma mua o 30%, lumi piʻi.I loko o ke kūkulu hale nā ​​huahana, a me ka paipu a me ka ʻike nui, me ke kūkulu ʻana i ka paipu wai, ka paipu irrigation mahiʻai, ka paipu kinoea, ka ʻaila ʻaila paipu, etc.

Hoʻomaka ka hana ʻana a me ka hoʻohana ʻana i nā paipu UPVC ma Kina i ka ulu wikiwiki ʻana i ka wā o ka Hoʻolālā ʻEiwa Makahiki ʻElima, kahi i pōmaikaʻi nui ʻia mai ke kākoʻo ikaika o ke aupuni a me ka ʻike ʻana o ke kaiāulu i nā paipu UPVC.

I kēia manawa, ua hoʻomohala nui ʻia ka hoʻohana ʻana o ka paipu plastik ʻaʻole wale i ka nui akā i nā ʻano like ʻole a me nā kikoʻī.No ka laʻana, ua hiki i ka paipu UPVC ma mua o 90% i ka hoʻohana ʻana i ka hoʻoheheʻe ʻana i kekahi mau hale kūlanakauhale, a ʻo ka hapa nui o nā ʻoihana paipu UPVC ua loaʻa nā pōmaikaʻi maikaʻi i nā makahiki i hala.

I loko o ka manawa hoʻolālā ʻumikūmālima makahiki, ua hoʻohana nui ʻia nā paipu plastik UPVC a me ka PE i ka hoʻolaha ʻana a me ka hoʻohana ʻana i nā paipu plastik, a ua hoʻomohala ikaika ʻia nā paipu plastik hou.I ka makahiki 2005, i ka hana hou ʻana o ka ʻāina, hana hou a hoʻonui ʻia, 50% o nā paipu hoʻoheheʻe hale e hoʻohana ana i nā paipu plastik, 20% o nā paipu hoʻoheheʻe kūlanakauhale e hoʻohana ana i nā paipu plastik, 60% o ka lako wai hale, ka wai wela a me nā paipu hoʻomehana. ka hoʻohana ʻana i nā paipu plastik, nā paipu lako wai o ke kūlanakauhale (Dn400 ma lalo) 50% me ka hoʻohana ʻana i nā paipu plastik, 60% o nā paipu wai o ke kauhale e hoʻohana ana i nā paipu plastik, 50% o nā paipu kinoea kūloko (medium a me ka haʻahaʻa kaomi paipu) hoʻohana i nā paipu plastik, a me 80% ʻO ke kūkulu ʻana i ka uwea threading bushing e hoʻohana i nā paipu plastik.Ua manaʻo ʻia ʻoi aku ka nui o ke koi no nā paipu plastik i ka makahiki 2005 ma mua o 2 miliona mau tona, ʻo ka hapa nui o ia mau paipu PVC.

I ka ʻāina i kūkulu ʻia, ʻo ka hoʻohana ʻana i ka paipu PVC ma ke ʻano he 70-80% o ka mākeke paipu plastik, ʻoiai ʻo PVC paipu i ko mākou ʻāina e helu wale nei ma kahi o 50% o ka nui o ka paipu plastik, ka hiki ke hoʻomohala i ka paipu PVC i ko mākou ʻāina. nui loa.ʻO ka nui o ka hoʻohana ʻana i nā paipu PVC ma nā ʻāina i kūkulu ʻia: ʻo nā paipu wai wai no 33%, nā paipu wai i lalo no 22.3%, nā paipu wai hoʻoheheʻe no 15.7%, nā paipu irrigation no 5.2%, nā paipu kinoea no 0.8%, nā paipu ʻē aʻe. he 22.7%.ʻO ka lākiō hoʻohana o ka paipu kūpono a me ka paipu ma kahi o 1: 8.

Ma ka mākeke hana, ʻelua mau ʻano paipu PVC i hoʻohana ʻia: ʻo ka paipu kūpaʻa paʻakikī, ʻo ka paipu ʻole kaomi ʻole.ʻO ka paipu hao hao a me ka paipu keleawe i hoʻohana mau ʻia i ka wā ma mua no ka mea ʻaʻole i ʻino wale ʻia nā mea kūkulu hale paʻakikī, akā pono hoʻi i ka mālama pinepine ʻana a me ka hoʻololi ʻana, me ke kumukūʻai kiʻekiʻe.I kēia manawa, hoʻohana nui ʻia nā hale ʻē aʻe i ka paipu wai kaomi, ʻo ka paipu wai wela ka nui o ka paipu PVC.ʻO ka paipu PVC liʻiliʻi liʻiliʻi (pipa UPVC, paipu CPVC) nā mea maikaʻi o ke kumu kūʻai haʻahaʻa, pale ʻana i ka corrosion, a ʻaʻohe pono no ka mālama pinepine ʻana a me ka hoʻololi.A me ka nui caliber PVC puʻe paipu (ka anawaena ma 100-900mm) ma kahi o ka hao paipu, hoʻonui i ka liʻiliʻi lepo paipu, wai hoʻolako pūnaewele fluidity, corrosion kū'ē, haʻahaʻa kaumaha.Mālama uila, maikaʻi ka wai.Aʻo ka PVC core layer foam pressure free pipe e like me ka paipu wai o loko a me ka paipu wai wai, hiki ke hoʻonā i ka pilikia walaʻau o ka paipu wai i loko.Hana ʻia ka paipu hoʻoheheʻe pono me ka paipu PVC i hoʻopaʻa ʻole ʻia, ʻo ia ka corrosion-resistant a ʻaʻole i hoʻopau ʻia e ka hydrogen sulfide, he lōʻihi ke ola lawelawe, ke kaumaha māmā, ke kumu kūʻai haʻahaʻa haʻahaʻa, maʻalahi e hoʻopili a hoʻopaʻa ʻia, ʻaʻole maʻalahi e wāwahi.Eia kekahi, ʻo ke kūkulu ʻia ʻana o ka paipu kaula a me ka paipu kiaʻi ma lalo o ka honua kahi mākeke ʻē aʻe no nā paipu PVC, i kēia manawa nā ʻano ʻano i hoʻohana ʻia ma Kina he paipu hoʻonui pololei, paipu pā pālua a me nā bellow pā hoʻokahi.

ʻO ka paipu mahiʻai kekahi kahua ākea o ka noi PVC.He pōkole ko mākou ʻāina, i kēia manawa, ʻo ka hapa nui o ko mākou ʻāina mahiʻai e hoʻohana mau nei i ka hoʻoheheʻe ʻana i ka wai, he koʻikoʻi loa ka ʻōpala wai.A ma muli o ka nele o ka wai, ʻaʻole i hoʻohāinu maikaʻi ʻia ka nui o nā ʻāina mahiʻai, a haʻahaʻa nā hua kanu.A me ka hoʻohana ʻana i ka paipu PVC no ka irrigation hiki ke mālama i kahi 50% wai.ʻO ka hoʻohana ʻana i ka PVC i hoʻopaʻa ʻia a i ʻole semi-fixed irrigation system mahiʻai, ʻaʻole wale e mālama i ka wai, akā hiki ke hoʻomaikaʻi i ka hoʻopuka ʻana, nā mea hana corrosion a me nā pono ʻē aʻe, e hoʻopakele nui i ke kumukūʻai o ka irrigation a me ka hoʻoulu ʻana.I kēia manawa, ʻaʻole kā mākou ʻāina i kahi kalana i hoʻopiha piha i ka wai paipu maoli, ʻo ka hapa nui o ka ʻāina i nele i ka ʻike kumu o ka paipu irrigation, no laila, e hoʻonui i ka hoʻolaha a me ka hoʻolaha ʻana i ka wai paipu PVC i nā wahi kuaʻāina, he nui loa kona hiki. .

1.3 ʻO nā paipu PVC i hoʻohana mau ʻia ma Kina

ʻO UPVC tube: ʻO ka noi nui loa o ka UPVC tube ʻo ia ka ʻoihana kūkulu.I kēia manawa, hoʻohana nui ʻia ia i ka ʻōnaehana paipu wai a me ka paipu wai noho ma nā panalāʻau a me nā kūlanakauhale a puni ka ʻāina.Hoʻohana nui ʻia ia e like me ka paipu hoʻoheheʻe, ka ua paipu a me ka threading pipe i ka ʻoihana kūkulu.Loaʻa i ka pahu UPV ke kūpaʻa kino kino, hoʻopau iā ia iho a me ke ahi retardant, kūpaʻa maikaʻi i ka hoʻoheheʻe ʻana, ʻoluʻolu o ka paia o loko, maikaʻi ka hana uila, akā haʻahaʻa ka paʻakikī o ka paipu UPVC, nui ka nui o ka hoʻonui ʻana o ka laina, ka hoʻohana ʻana i kahi ākea ākea.Loaʻa nā pōmaikaʻi o ka hoʻomohala ʻana o ka paipu UPVC.ʻO ka hana a me ka hoʻohana ʻana i ka paipu UPVC e mālama i ka 55-68% ikehu ma mua o ka paipu hao, ʻo ka hana ʻana a me ka hoʻohana ʻana i ka paipu wai UPVC e mālama i ka 62-75% ikehu ma mua o ka paipu galvanized, a ʻo ke kumukūʻai o ka lōʻihi o ka ʻāpana like he 1 wale nō. / 2 o ka paipu galvanized, a ʻo ke kumukūʻai hoʻokomo he 70% haʻahaʻa ma mua o ka paipu galvanized.Me ka hoʻohana ʻana i ka paipu wai UPVC 1 hiki ke pani i 12 mau tona o ka paipu hao.Hiki i hoʻokahi tona o UPVC bellows ke mālama i 25 tona kila.

ʻO ka pahu pahu kumu: ʻO ka paipu pahu pahu kumu he ʻekolu papa, ka nui o ke kaʻina extrusion i ka hana ʻana o loko a ma waho ʻelua papa like me ka paipu UPVC maʻamau, ʻo ka waena ka pili pili he 0.7 0.9 haʻahaʻa haʻahaʻa o kahi hou. ʻO ke ʻano o ka paipu, ʻo ke apo i ka paʻa he 8 mau manawa o ka paipu UPVC maʻamau, a hoʻololi ka mahana i ka wā e paʻa maikaʻi ai nā wāwae, ʻoi aku ka maikaʻi o ka wela wela, ʻoi aku ka nui o ka ʻūhā kumu i hiki ke ʻoki i ka lawe ʻana i ka walaʻau, ʻoi aku ke kūpono no ka piʻi kiʻekiʻe. ʻōnaehana hoʻoheheʻe hale.

Ke hoʻohālikelike ʻia me ka paipu paʻa paʻa, hiki ke mālama i ka ʻea ʻana o ka ʻōpū kumu ma mua o 25% maka, a ua hoʻomaikaʻi maikaʻi ʻia ka hiki ʻana o ka pā i loko.A i loko o ka paia o loko me ka helu o convex spiral laina i loko o ka papa kuhikuhipuʻuone pahu siliki paipu, kahe ka wai ma ka paia o loko o ka paipu me ka noa a me ka hoomau ana i loko o ka spiral shape, hana i ka ea kolamu i loko o ka waena o ka wai paipu, pela. ua ho'ēmiʻia ka paipu paipu e 10%, ua hoʻonuiʻia ka mana maʻamau i nā manawa he 10, ua hoʻonuiʻia ka neʻeʻana i nā manawa 6,ʻo ka walaʻau he 30-40dB ka haʻahaʻa ma mua o ka UPVC maʻamau.

PVC RADIAL REINFORCED paipu: ʻO ka hana ʻana o kēia paipu e hoʻohana i ka mold kūikawā a me ka hoʻokumu ʻana i ka mea hahai, ʻo ia ke ʻano o ka puʻupuʻu kīʻaha kīʻaha kīʻaha nui.ʻO ka pā o waho o ka paipu i hoʻolako ʻia me ka radial reinforcement, hiki ke hoʻomaikaʻi maikaʻi i ka ʻoʻoleʻa a me ka ikaika compressive o ke apo paipu, kūpono loa no ka hoʻoheheʻe ʻana i ka ʻenehana kūloko.

ʻElua pā pā: Hana ʻia nā ʻūhā pā pālua ma ka hoʻokuʻu ʻana i ʻelua mau paipu concentric i ka manawa like, a laila e hoʻopaʻa i ka paipu o waho o ka bellows ma ka paipu keleawe me ka paia o loko.Me ka paia o loko a me ka paia o waho corrugated, ke kaumaha māmā a me ka ikaika kiʻekiʻe, ke hoʻohālikelike ʻia me ka paipu UPVC maʻamau hiki ke mālama i ka 40-60% o nā mea maka, i hoʻohana nui ʻia e like me ke kelepona kiaʻi paipu, ke kūkulu ʻana i ka paipu pauku a me ka paipu hoʻoheheʻe mahiʻai.

ʻO ka paipu PVC PERMEable i hoʻoikaika ʻia: ʻo loko a me waho ʻelua mau papa o ka plastic extrusion molding a hana ʻia me ka fiber synthetic i hoʻopaʻa ʻia i ka waena, hiki ke maʻalahi, kūlou.ʻO ka paipu aniani PVC he kūpaʻa maikaʻi ka waika, ke kūpaʻa alkali, ka pale ʻana i ka aila, ke kūpaʻa ʻelemakule, hiki ke hoʻololi i ka paipu ʻōpala, a ʻoi aku ke kumukūʻai.Hoʻohana nui ʻia no ka nitrogen, oxygen, carbon monoxide a me nā kinoea ʻē aʻe a me ka wai, dilute alkali, aila a me nā wai wai ʻē aʻe, hiki ke hoʻohana ʻia e like me ka mea hoʻomehana wai, sprayer, gas cooker conduit.

Paipu CPVC: ʻO ka paipu CPVC he ʻano paipu plastik me ke kūpaʻa wela maikaʻi, i hana ʻia e ka chlorinated polyvinyl chloride i loaʻa ma mua o 66% chlorine.ʻOi aku ka mahana wela o ka paipu CPVC ma mua o 30 ℃ kiʻekiʻe ma mua o ka UPVC tube, a ua hoʻomaikaʻi ʻia ke kūpaʻa dimensional, a ua hoʻemi ʻia ka coefficient hoʻonui laina.Loaʻa i ka paipu CPVC ke kūpaʻa wela maikaʻi loa, ka pale ʻana i ka wā kahiko a me ka pale ʻana i ka corrosion kemika, ʻaʻole deform i ka wai paila.Hiki ke hoʻohana ʻia no ka lawe ʻana i ka wai wela, nā wai kū i ka corrosion a me nā kinoea.Hana ʻo Yunnan Dian-huai ʻEpekema a me Technology Development Co., LTD i nā paipu CPVC.