ʻO ka paʻakikī PVC paipu a me nā paipu paipu ke ulu wikiwiki nei i nā huahana PVC he nui i ko mākou ʻāina, a ʻo ia hoʻi ka ʻai nui loa o ka paipu plastik.Ma hope o ka hoʻolaha ʻana a me ka hoʻolaha ʻana o ka 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 ka paipu PVC i hoʻomohala nui.ʻO ka hana ʻana o ka paipu PVC i ʻoi aku ma mua o 50% o ka nui o ka hana ʻana o ka paipu plastik.Hoʻohana nui ʻia ia i nā ʻoihana he nui, e like me ka ʻoihana, ke kūkulu hale, ka mahiʻai a pēlā aku.
ʻO ka hoʻomohala ʻana o ka paipu PVC
1. Nā pono o ka paipu PVC
I ka hana ʻana o ka resin honua, ʻo ka resin PVC ka haʻahaʻa haʻahaʻa o ka ethylene a me ke kumu kūʻai haʻahaʻa.ʻO ka hoʻohana ʻana i ka ethylene no ka ton o PVC i ka hana ʻana i ka home he 0.5314 tons, a ʻo ka awelika ethylene hoʻohana i kēlā me kēia 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.ʻO ke kinoea chlorine maka i hoʻohana ʻia i ka hana ʻana o PVC he ala koʻikoʻi ia e kaulike ai i ka hana ʻana o ka soda caustic e hana i ke kinoea chlorine.He mea koʻikoʻi koʻikoʻi ʻo Caustic soda i ka hoʻokele waiwai o ka ʻāina.Eia kekahi, mai ka manaʻo o nā huahana plastik, ua kūpono ka PVC me nā mea kōkua like ʻole, a hiki ke hoʻohui ʻia ka nui o nā mea hoʻopihapiha maʻalahi i ka hana ʻana o nā paipu, i hoʻemi nui ʻia ke kumukūʻai hana.
Ke hoʻohālikelikeʻia me nā paipu metala, PVC paipu hana no ka cubic mika o PVC a me ka hana no ka cubic mika o ke kila a me ka alumini helu helu, kila ikehu hoʻohana mea he 316KJ / m3, alumini ikehu hoʻohana mea he 619KJ / m3, PVC ikehu hoʻohana 'ia he 70KJ / m3, 'o ia hoʻi. , He 4.5 manawa o PVC ka ikehu kila, he 8.8 manawa o PVC ka alumini ikehu.A ʻo ka hana ʻana o ka paipu PVC e hoʻohana ana i ka ikehu he hapakolu wale nō o ka paipu metala caliber like.I ka manawa like, ma muli o ka paia o ka paipu PVC, ʻaʻohe corrosion tumor, kiʻekiʻe o ka lawe ʻana i ka wai, no ka infusion hiki ke mālama i kahi 20% o ka uila.
PVC paipu i maikai mechanical waiwai, a me ka maikaʻi corrosion kū'ē, māmā kaumaha i loko o ke kaʻina hana o ka hoʻohana 'ana, maʻalahi hoʻokomo, 'aʻole pono mālama, a me ka hoʻohana 'ana i ke kila no ka lehulehu 'enekinia sewer paipu, i ke kaʻina hana no ka maʻalahi corrosion. pono e uhi pinepine ʻia me ka pena, nā kumukūʻai mālama kiʻekiʻe.ʻO ka hana maʻamau a me nā hana lehulehu me nā paipu metala e pili ana i 20 mau makahiki e pono ke hoʻololi, a me ke kuleana o ka hana maikaʻi ʻana o nā paipu PVC, ʻo ke ola lawelawe o ka lōʻihi o 50 mau makahiki.No laila, ʻo ka paipu PVC kahi huahana plastik maikaʻi me ka uku hana haʻahaʻa, ikaika kiʻekiʻe a me ke kūpaʻa corrosion.
ʻO ka ʻōlelo maʻamau, ma ke ʻano o ka wai ʻino, ka 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 nā paipu hao.ʻO ke kumukūʻai o ka hana ʻana i kahi paipu conductor he 30-33% ka liʻiliʻi ma mua o ka hoʻohana ʻana i ka lima conductor metala.ʻO ka hana o ka chlorinated polyvinyl chloride (PVC) paipu i loko o ke anuanu a me ka wai wela, ke hoʻohālikelike ʻia me ka hoʻohana ʻana i ka nui o ka nui o ka paipu keleawe he 23-44%.No laila, ma muli o ka maikaʻi o ka paipu PVC, ke hoʻomohala nei nā ʻāina a hoʻolaha i ka paipu PVC.
2. Ka hana ʻana a me ka hoʻohana ʻana i ka paipu PVC
Mai ka manawa 80, ua hoʻolauna ko mākou ʻāina i nā hiʻohiʻona like ʻole o PVC pipe extrusion production line tausani.I kēia manawa, ʻoi aku ka nui o ko mākou ʻāina UPVC (paʻakikī PVC) paipu a me nā paipu paipu i nā mea kanu i ʻoi aku ma mua o 600, ka nui o ka mana hana o 1.1 miliona tons / makahiki ma luna, aia ma mua o 30 mau mea hana me ka nui o 10,000 tons / makahiki, aia nā 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 i hoʻomaka mua ʻia ma mua o ka paipu PE a me ka PP PIPE, he nui nā ʻano, hana maikaʻi loa, hoʻohana ākea, e noho ana 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, kahi o 15%.ʻO ka mana hana o nā paipu plastik like ʻole i ko mākou ʻāina i ka makahiki 1999 ua ʻoi aku ma mua o 1.65 miliona tons / makahiki, ʻo ka hoʻopuka maoli ʻana ma kahi o 1,000,000 tons, nona nā paipu UPVC i ʻoi aku ma mua o 50%.
I loko o nā makahiki, i ka honua PVC market noi, kūkulu hale mākeke ka nui loa, a me ka wikiwiki e piʻi wikiwiki.I nā makahiki i hala iho nei, ua helu ʻia nā huahana hale hale ʻAmelika no 60% o kāna mau huahana, 62% ma Western Europe, 50% ma Iapana, akā ma lalo o 30% i ko mākou ʻāina, me kahi lumi nui e ala ai.I ke kūkulu ʻana i nā huahana huahana, a me ka nui o ka paipu a me ka ʻike, me ke kūkulu ʻana i luna a iho i lalo o ka paipu wai, ka paipu wai wai mahiʻai, ka paipu kinoea, ka ʻaila ʻaila paipu a pēlā aku.
Hoʻomaka ka hana ʻana a me ka hoʻohana ʻana i ka paipu UPVC i ko mākou ʻāina i ka ulu wikiwiki ʻana i ka manawa o ka hoʻolālā ʻeiwa ʻelima mau makahiki, ʻo ia ka mea e pōmaikaʻi ai i ke kākoʻo ikaika o ke aupuni a me ka ʻike ʻana o ke kaiāulu i nā mea paipu UPVC.
I kēia manawa, ua hoʻomohala nui ka noi ʻana o ka paipu plastik i ko mākou ʻāina ʻaʻole wale i ka nui akā i nā ʻano like ʻole a me nā kikoʻī.No ka laʻana, ua hiki aku ka paipu UPVC ma mua o 90% i ka hoʻohana ʻana i ka wai i kekahi mau kūlanakauhale, a ʻo ka hapa nui o nā ʻoihana paipu UPVC he mau pōmaikaʻi maikaʻi loa i nā makahiki i hala.
I ka wā o ka hoʻolālā ʻumi makahiki ʻelima, ʻo ka hoʻolaha ʻana a me ka hoʻohana ʻana i nā paipu plastik ka nui o nā paipu plastik UPVC a me PE, a ua hoʻomohala ikaika ʻia nā paipu plastik hou.Ma ka makahiki 2005, i ka hana hou, hana hou a me ka hoonui ana o ka aina, 50% o na paipu hookaawa hana e hoohana i na paipu palaka, 20% o na paipu hookahe o ke kulanakauhale e hoohana i na paipu palaka, 60% o ka lako wai hale, ka wai wela a me na paipu wela. e hoʻohana i nā paipu plastik, 50% o nā paipu wai o ke kūlanakauhale (Dn400 a i ʻole ka liʻiliʻi) e hoʻohana i nā paipu plastik, 60% o nā paipu wai o ke kauhale e hoʻohana i nā paipu plastik, pipeline kinoea Urban (medium and low pressure pipe) 50% hoʻohana i ka paipu plastik, hana. 80% hoʻohana i ka paipu plastik.Ua manaʻo ʻia ʻo ka noi no nā paipu plastik i ka makahiki 2005 e ʻoi aku ma mua o 2 miliona mau tona, ʻo ka hapa nui o ia mau paipu PVC.
I nā ʻāina i hoʻomohala ʻia, ʻo ka hoʻohana ʻana i ka paipu PVC ma ke ʻano he 70-80% o ka mākeke paipu plastik, akā ʻo ka paipu PVC China wale nō ka helu ma kahi o 50% o ka nui o ka paipu plastik, ʻo ka hoʻomohala ʻana o 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 penei: ʻo ka paipu wai wai no 33%, ʻo ka paipu sewer no 22.3%, ʻo ka paipu hoʻoheheʻe no 15.7%, ʻo ka paipu irrigation no 5.2%, ka paipu kinoea no 0.8%, nā mea ʻē aʻe. He 22.7% ka paipu.I waena o lākou, ʻo ka hoʻohana ʻana o nā paipu paipu a me nā paipu e pili ana i 1: 8.
I loko o ka mākeke hana, ʻelua ʻano paipu PVC i hoʻohana ʻia: ʻo ka paipu kūpaʻa paʻakikī, a ʻo kekahi ʻo ka paipu ʻole.ʻO ka paipu hao a me ka paipu keleawe i hoʻohana ʻia i ka wā ma mua e like me ke kaomi ʻana i nā mea kūkulu hale, ʻaʻole wale ka corrosion koʻikoʻi, akā pono nō hoʻi i ka mālama pinepine a me ka hoʻololi ʻana, ke kumu kūʻai kiʻekiʻe.Hoʻohana nui ʻia nā hale ʻē aʻe i nā 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 ʻaʻole koi i ka mālama pinepine a me ka hoʻololi.A nui anawaena PVC puʻe paipu (ka anawaena ma 100-900mm) ma kahi o ka hao paipu, hoʻonui i ka liʻiliʻi lepo paipu, wai lako'ōnaehana i maikai liquidity, corrosion kū'ē, haʻahaʻa kaumaha.Mālama uila, maikaʻi ka wai.ʻO ka PVC core layer foam non-pressure pipe e like me ka paipu hoʻoheheʻe hale a me ka paipu ʻōnaehana wai ua, hiki ke hoʻonā i ka pilikia walaʻau o ka paipu hoʻoheheʻe i loko.ʻO ka paipu hoʻoheheʻe ʻenehana lehulehu e hoʻohana i ka paipu PVC ʻole kaomi ʻole, ke kūpaʻa ʻana, ʻaʻole ma ka hydrogen sulfide erosion, lōʻihi ke ola lawelawe, ke kaumaha māmā, ke kumukūʻai haʻahaʻa haʻahaʻa, maʻalahi e hoʻopili a sila, ʻaʻole maʻalahi e wāwahi.
Eia kekahi, ʻo ke kūkulu ʻana i ka uea paipu a me ka underground cable pipe kekahi ʻē aʻe PVC paipu mākeke, ʻo nā ʻano home o kēia manawa he paipu hoʻonui pololei, paipu pā pālua a me nā bellow pā hoʻokahi.
ʻO ka paipu mahiʻai kekahi kahua ākea o ka noi PVC.Aia ko mākou ʻāina i ka ʻāina nele i ka wai, i kēia manawa, ʻo ka hapa nui o nā ʻāina mahiʻai ma ko mākou ʻāina e hoʻohana mau ana i ka wai lepo, a he koʻikoʻi loa ka ʻōpala wai.Ma muli o ka nele o ka wai, ʻaʻole i hoʻohāinu maikaʻi ʻia ka nui o nā ʻāina hoʻoulu ʻia a haʻahaʻa nā hua kanu.A me ka PVC paipu irrigation, hiki ke hoola ma kahi o 50% wai.ʻO ka hoʻohana ʻana i ka PVC i hoʻopaʻa ʻia a i ʻole semi-fixed irrigation system kanu ʻana, ʻaʻole mālama wale i ka wai, akā hoʻomaikaʻi hoʻi i ka hua, nā mea ʻino a me nā pono ʻē aʻe, e mālama nui i ke kumukūʻai o ka irrigation a me ka hoʻoulu ʻana.I kēia manawa, ʻaʻohe kalana piha o ka wai paipu paʻa i ko mākou ʻāina, ʻo ka hapa nui o nā wahi 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 o ka paipu PVC irrigation ma nā kuaʻāina, he nui loa kona hiki. .
3. ʻO kekahi mau 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 loko o ka ʻōnaehana wai paipu wai a me nā paipu wai noho ma nā panalāʻau a me nā kūlanakauhale a puni ka ʻāina, a hoʻohana nui ʻia i ka ʻoihana kūkulu e like me nā paipu wai, nā paipu ua a me nā paipu threading.Loaʻa i ka paipu UPVC ke kūpaʻa kino kino, hoʻopau iā ia iho a me ka pale ahi, ke kūpaʻa maikaʻi ʻana, ka paia o loko, ka hana uila maikaʻi, akā haʻahaʻa ka paʻakikī o ka paipu UPVC, nui ka nui o ka hoʻonui ʻana o ka laina.Ke hoʻohālikelike ʻia me ka paipu hao, hiki i ka hana a me ka hoʻohana ʻana i ka paipu UPVC ke mālama i ka 55-68% o ka ikehu, a ke hoʻohālikelike ʻia me ka paipu galvanized, hiki i ka hana a me ka hoʻohana ʻana i ka paipu wai UPVC ke mālama i ka 62-75% o ka ikehu, a me ke kumukūʻai no kēlā me kēia. ʻO ka lōʻihi o ka helu like he hapalua wale nō 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 pahu kumu: He ʻano paipu hou me nā ʻāpana o loko a me waho i hana ʻia e ke kaʻina hana co-extrusion ʻekolu, ʻo ia ka mea like me ka paipu UPVC maʻamau.Aia ma ka waena kahi papa haʻahaʻa haʻahaʻa me ka pili pili o 0.7-0.9.ʻO kona rigidity annular he 8 mau manawa o ka paipu UPVC maʻamau, a he kūpaʻa maikaʻi a me ka wela wela ke loli ka mahana.ʻOi aku ka kūpono no ka ʻōnaehana hoʻoheheʻe hale kiʻekiʻe.
Ke hoʻohālikelike ʻia me ka paipu paʻa paʻa, hiki ke mālama ʻia ka ʻōpuʻu o ka ʻūhā kumu ma mua o 25% o nā mea maka, a ua hoʻomaikaʻi maikaʻi ʻia ka hiki ʻana o ka pā i loko.I loko o ka paia o loko o ka papa kuhikuhipuʻuone pahu silencer paipu me ka helu o convex helical laina, ka wai ma ka paia o loko o ka paipu noa hoomau spiral kahe, e hana i ke kolamu o ka ea i loko o ke kikowaena o ka wai paipu, no laila ke kaomi i loko. Ua ho'ēmiʻia ka 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 me ka hoʻohana ʻana i kahi mold kūikawā a me ka hoʻoheheʻe ʻana i ka mea hahai, he ʻano o ke anawaena kaumaha super reinforced ring glass grain pipe.Hōʻike ʻia ia e ka hoʻoikaika radial ma ka paia o waho o ka paipu, hiki ke hoʻomaikaʻi maikaʻi i ka ʻoʻoleʻa a me ka ikaika compressive o ke apo paipu.He kūpono loa ia no ka hoʻoheheʻe ʻana i ka ʻenehana kūloko.
ʻElua pā paʻa: hana ʻia nā ʻūhā pā pālua ma ka hoʻokuʻu ʻana i ʻelua paipu concentric i ka manawa like a laila wili i ka paipu waho o ka bellow ma luna o kahi paipu keleawe me ka paia i 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 no ka paipu kelepona kamaʻilio, ke kūkulu ʻana i ka paipu exhaust a me ka paipu hoʻoheheʻe mahiʻai.
ʻO ka paipu i hoʻoikaika ʻia i ka wā PVC: ma ka ʻaoʻao o loko a me waho ʻelua mau papa o ka hoʻoheheʻe ʻana i ka plastic extrusion, hoʻopili ʻia me ka fiber synthetic, hiki ke 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 i loko o ka nitrogen, oxygen, carbon monoxide a me nā kinoea ʻē aʻe a me ka wai, dilute alkali, ka aila a me nā 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 me ka ʻoi aku o 66% chlorine content.ʻOi aku ka mahana wela o ka paipu CPVC ma mua o 30 ℃ kiʻekiʻe ma mua o ka paipu UPVC, a ua hoʻomaikaʻi ʻia ke kūpaʻa dimensional, a ua hoʻemi ʻia ka coefficient hoʻonui laina.ʻO ka paipu CPVC he pale wela maikaʻi loa, kūʻokoʻa kūʻokoʻa, kūpaʻa kino kino, ʻaʻohe deformation i ka wai paila, hiki ke hoʻohana ʻia no ka wai wela, ka wai kūpaʻa a me ka lawe kinoea.
Ka manawa hoʻouna: Dec-29-2022