ASTM A179: ʻO nā paipu kila māmā i huki ʻia i ke anu;
He kūpono no nā mea hoʻololi wela tubular, condensers, a me nā mea hoʻoili wela like.
Nā pihi hoʻokele
Kaulana Anawaena
Hoʻomaʻamaʻa Wela
Ka nana aku
Nā Manaʻo hoʻomanawanui
Hoʻāʻo ʻo ASTM A179
Nā ʻāpana Kemika
Na Waiwai Tensile
Ho'āʻo palahalaha
Hoʻāʻo ʻana i ke ahi
Ho'āʻo Flange
Ho'āʻo Paʻakikī
Ho'āʻo hoʻoemi Hydraulic
Ho'āʻo Uila ʻAʻole luku
ASTM A179 hōʻailona
Nā Kūlana Kūlana ʻo ASTM A179
E pili ana iā mākou
Kaulana Anawaena
ASTM A179 no nā paipu me nā anawaena o waho ma waena o 3.2 -76.2 mm [NPS 1/8 - 3 in.].
Hoʻomaʻamaʻa Wela
Hana ʻia ka wela ma 1200℉ [650℃] a i ʻole ma hope o ka pau ʻana o ka hoʻoheheʻe anu.
Ka nana aku
ʻAʻohe unahi ka paipu kila i hoʻopau ʻia.ʻAʻole i manaʻo ʻia he pālākiō.
Nā Manaʻo hoʻomanawanui
| Nā Manaʻo hoʻomanawanui | ||
| Papa inoa | Hoʻokaʻawale | ʻĀpana |
| Mass | DN≤38.1mm[NPS 11/2] | +12% |
| DN＞38.1mm[NPS 11/2] | +13% | |
| Anawaena | DN≤38.1mm[NPS 11/2] | +20% |
| DN＞38.1mm[NPS 11/2] | +22% | |
| Nā lōʻihi | DN＜50.8mm[NPS 2] | +5mm[NPS 3/16] |
| DN≥50.8mm[NPS 2] | +3mm[NPS 1/8] | |
| Pololei a Hoʻopau | Pono pono nā paipu i hoʻopau ʻia a loaʻa nā wēlau paheʻe me ka ʻole o nā burrs. | |
| ʻO ka lawelawe kīnā | Hiki ke hoʻoneʻe ʻia kekahi oki ʻole a i ʻole i ʻike ʻole ʻia i loko o ka paipu ma ka wili ʻana, ke mālama ʻia ka ʻili o ka curved maʻemaʻe, a ʻaʻole hoʻemi ʻia ka mānoanoa o ka pā ma lalo o ka mea i ʻae ʻia e kēia a i ʻole ka kikoʻī o ka huahana. | |
ʻO ke kumu paona ASTM A179:
M=(DT)×T×C
Mʻo ia ka nuipaʻa o kēlā me kēia ʻāpana lōʻihi;
Dʻo ia ke anawaena waho i ʻōlelo ʻia, i hōʻike ʻia ma nā millimeters (inches);
T ʻo ia ka mānoanoa o ka pā i ʻōlelo ʻia, i hōʻike ʻia ma nā millimeters (inches);
Cʻo 0.0246615 no ka helu ʻana i nā ʻāpana SI a me 10.69 no ka helu ʻana i nā ʻāpana USC.
Inā makemake ʻoe e ʻike hou aʻe e pili ana i nā papa kaumaha a me nā papa hana paipu kila,kaomi maanei!
Hoʻāʻo ʻo ASTM A179
Nā ʻāpana Kemika
Ka Hana Ho'āʻo: ASTM A450 Māhele 6.
| Nā ʻāpana Kemika | |
| C(Kapona) | 0.06-0.18 |
| Mn(Manekene) | 0.27-0.63 |
| P(Pōpena) | ≤0.035 |
| S(Sulphur) | ≤0.035 |
ʻAʻole ʻae ʻia ka hāʻawi ʻana i nā māka alloy e koi maopopo ana i ka hoʻohui ʻana i kekahi mea ʻē aʻe ma mua o nā mea i helu ʻia ma luna.
Na Waiwai Tensile
Ka Hana Ho'āʻo: ASTM A450 Māhele 7.
| Nā Koina Tensile | ||
| Papa inoa | hoʻokaʻawale | waiwai |
| Ka ikaika tensile, min | KSI | 47 |
| MPa | 325 | |
| Hua ikaika, min | psi | 26 |
| MPa | 180 | |
| ʻO ka elongation ma 50mm (2 in ), min | % | 35 |
Ho'āʻo palahalaha
Ke ala hoʻāʻo: ASTM A450 Māhele 19.
Hoʻāʻo ʻana i ke ahi
Ke ala hoʻāʻo: ASTM A450 Māhele 21.
Hoʻonui ʻia Trivia: ʻO ka hoʻāʻo flaring kahi hoʻāʻo i hoʻohana ʻia e loiloi i ka deformability plastic a me ka pale ʻana o nā mea metala, ʻoi aku ka nui o nā paipu i ka wā e hoʻokō ʻia ai nā kaʻina flaring.Hoʻohana maʻamau ʻia kēia hoʻāʻo e loiloi i ka maikaʻi a me ke kūpono o nā paipu, ʻoi aku hoʻi i nā noi kahi e pono ai ka welding, flaring a i ʻole nā ʻano hana ʻē aʻe.
Ho'āʻo Flange
Ke Hana Ho'āʻo: ASTM A450 Māhele 22. ʻOkoʻa no ka Flare Test.
Hoʻonui ʻia Trivia: ʻO ka mea maʻamau e pili ana i kahi hoʻokolohua i hoʻohana ʻia no ka loiloi ʻana i ka deformability plastic a me ke kūpaʻa ʻana o ka metala, ka paipu, a i ʻole nā mea ʻē aʻe i ka wā o nā hui flanged simulated.
Ho'āʻo Paʻakikī
Ka Hana Ho'āʻo: ASTM A450 Māhele 23. ʻAʻole ʻoi aku ka paʻakikī ma mua o 72 HRBW.
HRBW: E pili pono ana i nā ho'āʻo paʻakikī o Rockwell B Scale i hana ʻia ma nā wahi welded.
Ho'āʻo hoʻoemi Hydraulic
Ke ala hoʻāʻo: ASTM A450 Māhele 24.
Ho'āʻo Uila ʻAʻole luku
Keʻano ho'āʻo: ASTM A450, Māhele 26. ʻO keʻano'ē aʻe i ka ho'āʻo hydraulic.
ASTM A179 hōʻailona
ASTM A179e kaha ʻia me ka inoa o ka mea hana a i ʻole ka inoa inoa, ka helu kikoʻī, ka papa, a me ka inoa o ka mea kūʻai aku a me ka helu kauoha.
ʻAʻole pono ka hōʻailona ʻana i ka lā makahiki o kēia kikoʻī.
No nā paipu emi ma lalo o 31.8 mm [11/4in. ] i ke anawaena a me nā paipu ma lalo o 1 m [3 ft] ka lōʻihi, hiki ke kaha ʻia ka ʻike i koi ʻia ma kahi hōʻailona i hoʻopaʻa paʻa ʻia i ka puʻupuʻu a i ʻole pahu kahi i hoʻouna ʻia ai nā paipu.
Nā Kūlana Kūlana ʻo ASTM A179
EN 10216-1
Hoʻohana: ʻO nā paipu kila ʻaʻole i hoʻohui ʻia no nā kumu paʻi me nā waiwai wela o ka lumi.
Hoʻohana nui: Hoʻohana nui ʻia no ka paipu kaomi i ka ʻaila a me nā ʻoihana kemika.
DIN 17175
Hoʻohana: ʻO nā paipu kila maʻemaʻe no ka hoʻohana ʻana i nā wela kiʻekiʻe.
Nā noi nui: ʻoihana paila, nā mea hoʻololi wela.
BS 3059 Mahele 1
Hoʻohana: ʻO nā paipu kila ʻole a welded no ka hoʻohana ʻana i nā haʻahaʻa haʻahaʻa.
Nā noi nui: nā mea hoʻololi wela, nā condensers.
JIS G3461
Hoʻohana: ʻO ka paila hao kalapona a me nā paipu hoʻololi wela.
Nā noi nui: ka mea hoʻololi wela a me nā paipu paila.
ASME SA 179
Noi: Aneane like me ka ASTM A179 no ka mea hoʻololi wela kila māmā a me nā paipu condenser.
Ke noi mua: Nā mea hoʻololi wela o ka honua, condensers, etc.
ASTM A106
Noi: Seamless carbon steel tubing no ka lawelawe wela wela.
Ke noi nui: ʻO nā paipu kaomi no ka ʻaila a me nā ʻoihana kemika ma nā wela kiʻekiʻe.
GB 6479
Noi: High-pressure seamless kila paipu no kemika lako a me ka paipu.
Noi Nui: Paipu kiʻekiʻe no ka ʻoihana kemika.
E pili ana iā mākou
ʻO Botop Steel kahi China Professional Welded Carbon Steel Pipes Manufacturer & Suppliers ma luna o 16 mau makahiki me 8000+ Tons Seamless Linepipe i ke kumukūʻai i kēlā me kēia mahina.Inā makemake ʻoe e ʻike hou aʻe e pili ana i kā mākou huahana paipu kila, hiki iā ʻoe ke kelepona mai iā mākou e hāʻawi iā ʻoe i nā huahana kiʻekiʻe a me nā lawelawe!
tag: astm a179, astm a179 manaʻo,nā mea hoʻolako, nā mea hana, nā hale hana, nā mea kūʻai, nā hui, kūʻai nui, kūʻai, kumu kūʻai, ʻōlelo, nui, no ke kūʻai aku, kumukūʻai.
Ka manawa hoʻouna: Mar-27-2024