Kūʻai kūʻai nui ʻo ASTM/ASME SA179 SA192 Cold Rolled Hot Dipped Galvanized/Precision/Black/Carbon Steel Seamless Pipes for Boiler and Heat Exchanger
ʻO ka wehewehe pōkole:
DIN 17175 St45.8 hiki ke hana i nā paipu kila maʻemaʻe e ka'ōwili wela, ka'ōwili anuanu, ke kaomi wela, ke kiʻi wela a iʻole ke kiʻi anu.Hiki ke hoʻohanaʻia ka DIN 17175 St45.8 i nā paipu kila maʻemaʻe i ka hanaʻana i nā paila mahu, nā paipu, nā moku kaomi a me nā mea kani e hana ana i ka 600 ° C a me nā mahana wela.
Loaʻa iā mākou nā mea hana hou.Hoʻokuʻu ʻia kā mākou waiwai i USA, UK a pēlā aku, e hauʻoli ana i kahi kūlana maikaʻi loa ma waena o nā mea kūʻai aku no Wholesale Discount ASTM/ASME SA179 SA192 Cold Rolled Hot Dipped Galvanized/Precision/Black/Carbon Steel Seamless Pipes for Boiler and Heat Exchanger, Manaʻolana ʻoiaʻiʻo. ke ala nei mākou me kā mākou mea kūʻai ma nā wahi āpau o ka honua.
Loaʻa iā mākou nā mea hana hou.Hoʻokuʻu ʻia kā mākou waiwai i USA, UK a pēlā aku, e hauʻoli ana i kahi kūlana maikaʻi loa i waena o nā mea kūʻai akuʻO ka paipu hao hao ʻo Kina a me ka paipu kila kila, No ka hana ʻana i nā mea hoʻomohala hou aʻe, mālama i nā waiwai kiʻekiʻe a hoʻomaikaʻi ʻaʻole wale i kā mākou mea kūʻai aku akā iā mākou iho i mea e hoʻomau ai iā mākou ma mua o ka honua, a ʻo ka mea hope akā nui loa: e hoʻomāʻona i kēlā me kēia mea kūʻai aku i nā mea āpau a mākou e hoʻolako ai a ulu. ikaika pu.No ka lanakila maoli, e hoʻomaka ma ʻaneʻi!
Hana ʻia: Kaʻina Seamless.
Ka nui o waho: 14mm-711mm.
Pā mānoanoa: 2mm-60mm.
Ka lōʻihi: Ka lōʻihi paʻa (6m, 9m, 12m, 24m) a i ʻole ka lōʻihi maʻamau (5-12m).
Hoʻopau: Palahalaha, Beveled, Stepped.
Hana Hana
DIN 17175 St45.8 hiki ke hana i nā paipu kila maʻemaʻe e ka'ōwili wela, ka'ōwili anuanu, ke kaomi wela, ke kiʻi wela a iʻole ke kiʻi anu.
Hiki ke hooheheeia na paipu kila ma kahi kapuahi hamama a i ole ka umu uila e like me ke ano o ka puhi oxygen, a e hooleiia na kila a pau.
Loaʻa
17175 St45.8 paipu kila maʻemaʻe e hāʻawi ʻia me ka mālama wela kūpono.ʻO ka mālama ʻana i ka wela me:
- Hoʻoponopono maʻamau.
- Hoʻopili.
- Hoʻohaunaele;mai ka wela wela, ʻaʻole ia he anu, akā ua hoʻomāliʻi.
- Hoʻoponopono i ka lehulehu ma ke ʻano hoʻololi isothermal.
| Papa kila | Hana wela ℃ | Hoʻomaʻamaʻa ℃ | ʻO ka hoʻohenehene | ||
| Papa | Helu waiwai | Ke ana wela ℃ | Ka wela wela ℃ | ||
| St45.8 | 1.0405 | 1100 a 850°C | 870-900 | – | – |
| Kūlana: DIN 17175 | Papa | ʻO ka haku melemele(%) | |||||
| C | Si | Mn | P、S | Cr | Mo | ||
| St45.8 | ≤0.21 | 0.10-0.35 | 0.40-1.20 | ≤0.030 | / | / | |
| Papa | Ikaika U'i (MPa) | Ka ikaika hua(MPa) | Elongation(%) |
| St45.8 | 410-530 | ≥255 | ≥21 |
Pono e lawe ʻia kahi pepa lahilahi ma ka ʻaoʻao o luna o kēlā me kēia pōʻai a i ʻole ka pahu pahu huinaha no ka hoʻāʻo ʻana i ka pickling e hoʻoholo ai inā ua ʻoki pono ʻia ka welau luna.Hiki ke hana ʻia ka hoʻāʻo ʻana o ka ultrasonic ma ka lua shrinkage e like me ke koho ʻana e ka mea hoʻolako.
hoʻāʻo:
ʻO ka hoʻāʻo hōʻoia ʻana i ka haku melemele
hydrostatictest
Hoʻāʻo tensile
ʻO ka hoʻāʻo ʻana i ka hopena notched
ʻO ka ho'āʻo ikaika
Ho'āʻo apo
ʻO ka hoʻāʻo ʻole
Hae Tube
ʻO nā paipu kila a pau i waiho ʻia no ka hoʻāʻo ʻana a me ka ʻae ʻia e kaha ʻia ma ka ʻaoʻao hema a me ka ʻaoʻao ʻākau o ka hopena paipu ma 300 mm.He helu maʻamau ka māka.Hiki ke hoʻohana ʻia nā paipu pā lahilahi ma nā ʻano ʻē aʻe.
Hoailona a kauoha
Pono e kākau ʻia ka helu kila a i ʻole ka helu waiwai i ka pōkole o ka huahana e like me ka mea i hōʻike ʻia ma kēia laʻana:
Laʻana 1:
A DIN 17175 waho anawaena 63mm, paia mānoanoa 2.5 mm mm kila kila ST45.8 mea, helu 1.03 0 5 seamless kila paipu nona ka inoa i kakauia: kila paipu DIN 17175-ST45.8 – 63 × 2.5 a i ole kila paipu DIN 17175 -1.0305 – 63 × 2 .5.
Loaʻa iā mākou nā mea hana hou.Hoʻokuʻu ʻia kā mākou waiwai i USA, UK a pēlā aku, e hauʻoli ana i kahi kūlana maikaʻi loa ma waena o nā mea kūʻai aku no Wholesale Discount ASTM/ASME SA179 SA192 Cold Rolled Hot Dipped Galvanized/Precision/Black/Carbon Steel Seamless Pipes for Boiler and Heat Exchanger, Manaʻolana ʻoiaʻiʻo. ke ala nei mākou me kā mākou mea kūʻai ma nā wahi āpau o ka honua.
Kūʻai kūʻai nuiʻO ka paipu hao hao ʻo Kina a me ka paipu kila kila, No ka hana ʻana i nā mea hoʻomohala hou aʻe, mālama i nā waiwai kiʻekiʻe a hoʻomaikaʻi ʻaʻole wale i kā mākou mea kūʻai aku akā iā mākou iho i mea e hoʻomau ai iā mākou ma mua o ka honua, a ʻo ka mea hope akā nui loa: e hoʻomāʻona i kēlā me kēia mea kūʻai aku i nā mea āpau a mākou e hoʻolako ai a ulu. ikaika pu.No ka lanakila maoli, e hoʻomaka ma ʻaneʻi!
