ʻO ka hoʻomaopopo ʻana i ka paipu huila pālua a me ka paipu kila wiliwili spiral ASTM A252
Hoʻolauna:
I ka nohona hou, he mea nui ka lawe ʻana i nā wai a me nā kinoea i nā ʻoihana he nui.ʻO kekahi o nā kumu nui i ka hōʻoia ʻana i ka hana maʻalahi o kāuʻōnaehana laina paipuke koho nei i na paipu kupono.Ma waena o nā koho like ʻole i loaʻa, ʻo S235 JR Spiral Steel Pipe kahi koho hilinaʻi ma muli o kona ʻano maikaʻi.Ke manaʻo nei kēia blog e ʻimi i nā pono o ka hoʻohana ʻana i ka paipu kila spiral S235 JR i nā ʻōnaehana paipu, e kālele ana i kāna ʻano hana welded spiral.
Waiwai Mechanical
kila kila | ikaika hua liʻiliʻi | Ka ikaika tensile | ʻO ka elongation liʻiliʻi | ikehu hopena liʻiliʻi | ||||
Mānoanoa i kuhikuhi ʻia | Mānoanoa i kuhikuhi ʻia | Mānoanoa i kuhikuhi ʻia | ma ka wela hoao o | |||||
<16 | >16≤40 | <3 | ≥3≤40 | ≤40 | -20 ℃ | 0 ℃ | 20 ℃ | |
S235JRH | 235 | 225 | 360-510 | 360-510 | 24 | - | - | 27 |
S275J0H | 275 | 265 | 430-580 | 410-560 | 20 | - | 27 | - |
S275J2H | 27 | - | - | |||||
S355J0H | 365 | 345 | 510-680 | 470-630 | 20 | - | 27 | - |
S355J2H | 27 | - | - | |||||
S355K2H | 40 | - | - |
Hoʻohui Kimia
Papa kila | ʻAno de-oxidation a | % ma ka nuipa, ka nui | ||||||
inoa kila | Helu kila | C | C | Si | Mn | P | S | Nb |
S235JRH | 1.0039 | FF | 0,17 | — | 1,40 | 0,040 | 0,040 | 0.009 |
S275J0H | 1.0149 | FF | 0,20 | — | 1,50 | 0,035 | 0,035 | 0,009 |
S275J2H | 1.0138 | FF | 0,20 | — | 1,50 | 0,030 | 0,030 | — |
S355J0H | 1.0547 | FF | 0,22 | 0,55 | 1,60 | 0,035 | 0,035 | 0,009 |
S355J2H | 1.0576 | FF | 0,22 | 0,55 | 1,60 | 0,030 | 0,030 | — |
S355K2H | 1.0512 | FF | 0,22 | 0,55 | 1,60 | 0,030 | 0,030 | — |
a.Ua koho ʻia ke ʻano deoxidation penei: FF: Ke kila make loa i loaʻa nā mea hoʻopaʻa naikokene i nā nui e hiki ai ke hoʻopaʻa i ka nitrogen i loaʻa (e laʻa me min. 0,020 % ka huina Al a i ʻole 0,015 % soluble Al). b.ʻAʻole pili ka waiwai kiʻekiʻe no ka nitrogen inā hōʻike ka haku mele ʻana i ka liʻiliʻi loa o ka maʻiʻo Al o 0,020 % me ka palena liʻiliʻi o Al/N o 2:1, a i ʻole inā lawa nā mea hoʻopaʻa paʻa N ʻē aʻe.E hoʻopaʻa ʻia nā mea hoʻopaʻa N i loko o ka Palapala Nānā. |
Hoʻāʻo Hydrostatic
E ho'āʻo ʻia kēlā me kēia lōʻihi o ka paipu e ka mea hana i kahi kaomi hydrostatic e hoʻopuka ai i loko o ka pā paipu i ke koʻikoʻi ʻaʻole i emi iho ma mua o 60% o ka ikaika hua haʻahaʻa i ʻōlelo ʻia ma ka lumi wela.E hoʻoholo ʻia ke kaomi e ka hoohalike penei:
P=2St/D
ʻAe ʻia nā ʻano like ʻole i nā kaumaha a me nā ana
Pono e kaupaona ʻia kēlā me kēia lōʻihi o ka paipu a ʻaʻole e hoʻololi ʻia kona kaumaha ma mua o 10% a i ʻole 5.5% ma lalo o kona kaumaha kumu, i helu ʻia me kona lōʻihi a me kona kaumaha no kēlā me kēia lōʻihi.
ʻAʻole e ʻokoʻa ke anawaena o waho ma mua o ±1% mai ka anawaena waho i koho ʻia
ʻAʻole ʻoi aku ka mānoanoa o ka pā ma kēlā me kēia wahi ma mua o 12.5% ma lalo o ka mānoanoa pā i kuhikuhi ʻia
1. Hoʻomaopopo i ka paipu kila spiral S235 JR:
S235 JR paipu kila kilahe paipu wiliwili spiral i hoʻohana nui ʻia i nā ʻōnaehana pipeline.Hana ʻia lākou me ke kila kiʻekiʻe e like me nā kūlana honua, e hōʻoiaʻiʻo ana i ka lōʻihi a me ka ikaika.ʻO ke kaʻina hana e pili ana i ka hoʻokumu ʻia ʻana o nā ʻāpana kila mau, a laila welded i ka lōʻihi i makemake ʻia.Hāʻawi kēia ʻenehana hana i nā paipu me nā pōmaikaʻi nui ma mua o nā paipu humuhumu pololei.
2. Pono o ka hana paipu wiliwili spiral:
Hāʻawi ka spiral welded construction o S235 JR Spiral Steel Pipe i nā pono he nui i nā ʻōnaehana paipu.ʻO ka mea mua, ʻo ka hoʻomau ʻana o ka spiral weld seams e hoʻomaikaʻi i ka paʻa o ke kūkulu ʻana o ka paipu, me ka pale ʻana i nā kaomi kūloko a me waho.Mālama kēia ʻano hana i ka hāʻawi ʻana i ka ukana, e hōʻemi ana i ka pilikia o ka hāʻule ʻana o ka paipu.Eia kekahi, ʻo ke ʻano spiral o ka paipu e hoʻopau i ka pono no ka hoʻoikaika ʻana i loko, a laila e hoʻomaikaʻi i ka hiki ke kahe a me ka hōʻemi ʻana i nā poho kaomi i ka wā o ka hoʻoili wai.ʻO ka ili mau ʻole o ka paipu spiral e hōʻemi ana i ka hopena o ka leaks a hoʻomaikaʻi i ka palekana a me ka pono o ka ʻōnaehana paipu.
3. Hoʻonui i ka lōʻihi a me ka versatility:
Hāʻawi ka S235 JR Spiral Steel Pipe i ka lōʻihi ma muli o kāna mau mea hana kiʻekiʻe.Kūleʻa lākou i ka corrosion, abrasion a me nā kūlana o ke aniau, e hoʻolilo iā lākou i mea kūpono no nā ʻano noi like ʻole me ka lawe ʻana i ka aila a me ke kinoea, nā ʻōnaehana wai a me nā papahana hoʻolālā.ʻO ka versatility o kēia mau paipu e hiki ke maʻalahi iā lākou e hoʻokō i nā koi o ka papahana.Eia hou, ua maʻalahi lākou e hoʻouka a mālama, hoʻohui hou i kā lākou hoʻopiʻi a kōkua i ka hopena i kahi ʻōnaehana ductwork ʻoi aku ka maikaʻi a me ka manawa.
4. Pono kaiapuni a me ka hoomau ana:
ʻO ka hoʻololi ʻana i ka paipu kila S235 JR i nā ʻōnaehana paipu hiki ke lawe mai i nā pono kaiapuni nui.ʻO ko lākou ola lōʻihi a me ke kūpaʻa ʻana i ka hoʻohaʻahaʻa ʻana e hōʻemi i ka pono no ka hoʻololi pinepine ʻana, e hopena i ka hoʻokuʻu kalapona haʻahaʻa a me ka liʻiliʻi o ka hana ʻōpala.Hoʻohui ʻia, ʻo ka recyclable o ke kila e hana i kēia mau paipu i kahi koho hoʻomau e like me nā loina hoʻokele waiwai.Ma ka hoʻohana ʻana i nā paipu kila spiral S235 JR, hiki i nā ʻoihana ke hōʻoia i kahi ala ʻoi aku ka maikaʻi o ke kaiapuni a me ke kuleana no ka lawe ʻana i nā wai, a laila e hāpai ana i kahi ʻōmaʻomaʻo e hiki mai ana.
Ka hopena:
ʻO ka hoʻohana ʻana o S235 JR spiral steel pipe i nā ʻōnaehana paipu e hāʻawi i kahi ʻano o nā pono koʻikoʻi, me ka hoʻonui ʻana i ka lōʻihi, palekana a me ka pono.ʻO ka spiral welded structure e hōʻoiaʻiʻo i kona kūpaʻa a hāʻawi i ka hāʻawi wai hilinaʻi no nā ʻoihana like ʻole.Ma ka hoʻokomo ʻana i nā ʻenehana holomua e like me kēia, ke wehe nei mākou i ke ala no nā ʻōnaehana paipu paʻa a hilinaʻi.