Wahi a ka American Petroleum Institute Standard API SPEC 5CT1988 1st edition, hiki ke hoʻokaʻawale ʻia ke kila kila o ka paipu ʻaila API 5CT i ʻumi mau ʻano, me H-40, J-55, K-55, N-80, C-75, L-80, C-90, C-95, P-110 a me Q-125. Hāʻawi mākou i ka paipu ʻaila a me ka API 5CT K55 Casing Tubing i hele pū ʻia me ke kaula a me ka hoʻopili ʻana, a i ʻole hāʻawi mākou i kā mākou huahana e like me nā ʻano ma lalo nei no ke koho.
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Nā kikoʻī o ka paipu hoʻopili API 5CT K55
| Nā kikoʻī o ka paipu uhi API 5CT K55 | ||
| OD | 10.3mm-2032mm | |
| Nā Kūlana | API 5CT, API 5L, ASTM A53, ASTM A106 | |
| Ka laulā lōʻihi | 3-12M a i ʻole e like me ke koi a ka mea kūʻai aku | |
| Papa Kila (Nā Papa Hoʻopaʻa, Nā Papa Paipu) | ʻO Gr.A,ʻO Gr.B,ʻO Gr.C,X42,X52,X60,X65,X70 | |
| ʻAno o ke kaula wili | ʻO ka hopena wili ʻole i hoʻohaunaele ʻia (NUE), ka hopena wili hoʻohaunaele waho (EUE) | |
| Nā mea kūikawā |
| |
| Hoʻopau i ka hoʻopau ʻana | Nā Wāhi Upset Waho (EUE), Hui Flush, PH6 (a me nā pilina like), Hui Hoʻohui (IJ) | |
Koi no ka paʻakikī a me ka tensile o ka paipu casing API 5CT K55
| Pūʻulu | Papa | ʻAno | Ka huina elongation ma lalo o ka ukana % | Ka ikaika o ka hoʻopuka MPa | Ka ikaika tensile min. MPa | Paʻakikī a max. | Mānoanoa o ka paia i kuhikuhi ʻia mm | ʻOkoʻa paʻakikī i ʻae ʻia b HRC | ||
|---|---|---|---|---|---|---|---|---|---|---|
| minuke | max. | HRC | HBW | |||||||
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 |
| 1 | H40 | - | 0.5 | 276 | 552 | 414 | - | - | - | - |
| J55 | - | 0.5 | 379 | 552 | 517 | - | - | - | - | |
| K55 | - | 0.5 | 379 | 552 | 655 | - | - | - | - | |
| N80 | 1 | 0.5 | 552 | 758 | 689 | - | - | - | - | |
| N80 | Q | 0.5 | 552 | 758 | 689 | - | - | - | - | |
| R95 | - | 0.5 | 655 | 758 | 724 | - | - | - | - | |
| 2 | M65 | - | 0.5 | 448 | 586 | 586 | 22 | 235 | - | - |
| L80 | 1 | 0.5 | 552 | 655 | 655 | 23 | 241 | - | - | |
| L80 | 9Cr | 0.5 | 552 | 655 | 655 | 23 | 241 | - | - | |
| L80 | 13Cr | 0.5 | 552 | 655 | 655 | 23 | 241 | - | - | |
| C90 | 1 | 0.5 | 621 | 724 | 689 | 25.4 | 255 | ≤ 12.70 12.71 i 19.04 19.05 i 25.39 ≥ 25.40 | 3.0 4.0 5.0 6.0 | |
| T95 | 1 | 0.5 | 655 | 758 | 724 | 25.4 | 255 | ≤ 12.70 12.71 i 19.04 19.05 i 25.39 ≥ 25.40 | 3.0 4.0 5.0 6.0 | |
| C110 | - | 0.7 | 758 | 828 | 793 | 30 | 286 | ≤ 12.70 12.71 a 19.04 19.05 a 25.39. ≥ 25.40 | 3.0 4.0 5.0 6.0 | |
| 3 | P110 | - | 0.6 | 758 | 965 | 862 | - | - | - | - |
| 4 | Q125 | 1 | 0.65 | 862 | 1034 | 931 | b | - | ≤ 12.70 12.71 a i 19.04 ≥ 19.05 | 3.0 4.0 5.0 |
| aI ka hihia o ka paio, e hoʻohana ʻia ka hoʻāʻo paʻakikī ʻo Rockwell C ma ke keʻena hoʻokolohua ma ke ʻano he ʻano loiloi. bʻAʻole i kuhikuhi ʻia nā palena paʻakikī, akā ua kaupalena ʻia ka ʻokoʻa nui loa e like me 7.8 a me 7.9 o API Spec. 5CT. | ||||||||||
Nā Ana o ka Paipu Casing K55
| Nā Nui o ka Pahu Paipu, Nā Nui o ka Pahu ʻAila, a me nā Nui o ka Holo ʻana o ka Pahu | |
|---|---|
| Anawaena Waho (Nā Nui o nā Paipu Casing) | 4 1/2"-20", (114.3-508mm) |
| Nā Nui Pahu Maʻamau | 4 1/2"-20", (114.3-508mm) |
| ʻAno Kaula | ʻŌmole kaula paʻa, ʻŌmole kaula poepoe lōʻihi, ʻŌmole kaula poepoe pōkole |
| Hana | Hiki ke mālama i ka ʻili o nā paipu. |
ʻO ka Tube ʻAila No nā ʻOihana ʻAila a me ke Kinoea Kūlohelohe
| Inoa o nā Paipu | Nā kikoʻī | Papa kila | Kūlana Maʻamau | ||
|---|---|---|---|---|---|
| D | (S) | (L) | |||
| (mm) | (mm) | (m) | |||
| Paipu ʻaila | 127-508 | 5.21-16.66 | 6-12 | J55. M55.K55. L80. N80. P110. | API Spec 5CT (8) |
| Paipu ʻaila | 26.7-114.3 | 2.87-16.00 | 6-12 | J55. M55. K55. L80. N80. P110. | API Spec 5CT (8) |
| Hoʻopili ʻana | 127-533.4 | 12.5-15 | 6-12 | J55. M55. K55. L80. N80. P110. | API Spec 5CT (8) |
Nā hiʻohiʻona o ka paipu uhi API 5CT K55
- Hāʻawi ʻia ka API 5CT K55 Casing Tubing me kahi lōʻihi manuahi mai 8m a 13m ma ke kumu o ka maʻamau SY/T6194-96. Eia nō naʻe, loaʻa nō hoʻi ʻaʻole emi ma lalo o 6m ka lōʻihi a ʻaʻole pono e ʻoi aku kona nui ma mua o 20%.
- ʻAʻole ʻae ʻia nā deformations i ʻōlelo ʻia ma luna nei e ʻike ʻia ma ka ʻili waho o ka API 5CT K55 Casing Tubing coupling.
- ʻAʻole ʻae ʻia kekahi ʻano hoʻololi e like me ka laina lauoho, ka hoʻokaʻawale ʻana, ka ʻūlū ʻana, ka māwae a i ʻole ka ʻōpala ma nā ʻili o loko a me waho o ka huahana. Pono e wehe loa ʻia kēia mau kīnā a pau a ʻaʻole pono e ʻoi aku ka hohonu i wehe ʻia ma mua o 12.5% o ka mānoanoa o ka paia maʻamau.
- Pono e laumania ka ʻili o ke kaula o ka hoʻopili ʻana a me ka API 5CT K55 Casing Tubing me ka ʻole o kekahi burr, haehae a i ʻole nā hemahema ʻē aʻe e loaʻa ka hopena maikaʻi ʻole i ka ikaika a me ka pilina pili.
He mea nui i nā mea hoʻohana aila a me ke kinoea e pale i kā lākou mau pahu lua hana mai ka palaho me ka pale cathodic a ʻo ka API 5CT OilField Tubing ke hana nui nei e hoʻoili i ka aila a me nā kinoea.
ʻAno kala kila paipu casing API 5CT Papa K55
| Inoa | J55 | K55 | N80-1 | N80-Q | L80-1 | P110 |
|---|---|---|---|---|---|---|
| Ka uhi ʻana | he kāʻei ʻōmaʻomaʻo ʻālohilohi | ʻelua mau kāʻei ʻōmaʻomaʻo ʻālohilohi | he ʻāpana ʻulaʻula ʻālohilohi | he kāʻei ʻulaʻula ʻālohilohi + he kāʻei ʻōmaʻomaʻo | he kāʻei ʻulaʻula + he kāʻei ʻeleʻele | he ʻāpana keʻokeʻo ʻālohilohi |
| Hoʻopili ʻana | ka hui ʻōmaʻomaʻo holoʻokoʻa + kahi kāʻei keʻokeʻo | ka hui ʻōmaʻomaʻo holoʻokoʻa | ka hui ʻulaʻula holoʻokoʻa | ka hui ʻulaʻula holoʻokoʻa + kahi kāʻei ʻōmaʻomaʻo | ka hui ʻulaʻula holoʻokoʻa + kahi kāʻei ʻeleʻele | ka hui keʻokeʻo holoʻokoʻa |
Nā kikoʻī o ka paipu casing ISO/API/ API 5CT K55
| Codea | Dia o waho | Kaumaha inoa (me ke kaula a me hoʻopili ʻana) b,c | Mānoanoa o ka paia | ʻAno hoʻopau hana | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm | kg/m | mm | H40 | J55 | M65 | L80 | N801 | C90d | P110 | Q125d | ||
| In | Paona/kapuaʻi | K55 | C95 | N80Q | T95d | |||||||
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 |
| 4-1-2 | 9.5 | 114.3 | 14.14 | 5.21 | S | S | S | - | - | - | - | - |
| 4-1-2 | 10.5 | 114.3 | 15.63 | 5.69 | - | SB | SB | - | - | - | - | - |
| 4-1-2 | 11.6 | 114.3 | 17.26 | 6.35 | - | SLB | - | LB | LB | - | LB | - |
| 4-1-2 | 13.5 | 114.3 | 20.09 | 7.37 | - | - | LB | - | LB | - | - | - |
| 4-1-2 | 15.1 | 114.3 | 22.47 | 8.56 | - | - | - | - | - | - | LB | LB |
| 5 | 11.5 | 127 | 17.11 | 5.59 | - | S | S | - | - | - | - | - |
| 5 | 13 | 127 | 19.35 | 6.43 | - | SLB | SLB | - | - | - | - | - |
| 5 | 15 | 127 | 22.32 | 7.52 | - | SLB | LB | - | - | - | LB | - |
| 5 | 18 | 127 | 26.79 | 9.19 | - | - | LB | - | LB | - | - | LB |
| 5 | 21.4 | 127 | 31.85 | 11.1 | - | - | LB | - | LB | - | - | LB |
| 5 | 23.2 | 127 | 34.53 | 12.14 | - | - | - | LB | - | - | - | LB |
| 5 | 24.1 | 127 | 35.86 | 12.7 | - | - | - | LB | - | - | - | LB |
| 5-1-2 | 14 | 139.7 | 20.83 | 6.2 | S | S | S | - | - | - | - | - |
| 5-1-2 | 15.5 | 139.7 | 23.07 | 6.98 | - | SLB | SLB | - | - | - | - | - |
| 5-1-2 | 17 | 139.7 | 25.3 | 7.72 | - | SLB | LB | - | - | LB | - | - |
| 5-1-2 | 20 | 139.7 | 29.76 | 9.17 | - | - | LB | - | LB | - | - | - |
| 5-1-2 | 23 | 139.7 | 34.23 | 10.54 | - | - | - | LB | - | LB | - | - |
| 6-5-8 | 20 | 168.28 | 29.76 | 7.32 | S | SLB | SLB | - | - | - | - | - |
| 6-5-8 | 24 | 168.28 | 35.72 | 8.94 | - | SLB | LB | - | - | LB | - | - |
| 6-5-8 | 28 | 168.28 | 41.67 | 10.59 | - | - | - | - | LB | - | LB | - |
| 6-5-8 | 32 | 168.28 | 47.62 | 12.06 | - | - | - | LB | LB | |||
| 7 | 17 | 177.8 | 25.3 | 5.87 | S | - | - | - | - | - | - | - |
| 7 | 20 | 177.8 | 29.76 | 6.91 | S | S | S | - | - | - | - | - |
| 7 | 23 | 177.8 | 34.23 | 8.05 | - | SLB | LB | LB | - | - | ||
| 7 | 26 | 177.8 | 38.69 | 9.19 | - | SLB | LB | LB | - | |||
| 7 | 29 | 177.8 | 43.16 | 10.36 | - | - | LB | LB | - | |||
| 7 | 32 | 177.8 | 47.62 | 11.51 | - | - | LB | LB | LB | - | ||
| 7 | 35 | 177.8 | 52.09 | 12.65 | - | - | - | LB | LB | LB | ||
| 7-5-8 | 24 | 193.68 | 35.72 | 7.62 | S | - | - | - | - | - | - | - |
| 7-5-8 | 26.4 | 193.68 | 39.29 | 8.33 | - | SLB | LB | LB | - | |||
| 7-5-8 | 29.7 | 193.68 | 44.2 | 9.52 | - | - | LB | LB | - | |||
| 7-5-8 | 33.7 | 193.68 | 50.15 | 10.92 | - | - | LB | LB | - | |||
| 7-5-8 | 39 | 193.68 | 58.04 | 12.7 | - | - | - | LB | LB | |||
| 7-5-8 | 42.8 | 193.68 | 63.69 | 14.27 | - | - | - | LB | LB | LB | ||
| 7-5-8 | 45.3 | 193.68 | 67.41 | 15.11 | - | - | - | LB | LB | LB | ||
| 7-5-8 | 47.1 | 193.68 | 70.09 | 15.88 | - | - | - | LB | LB | LB | ||
| 8-5-8 | 24 | 219.08 | 35.72 | 6.71 | - | S | S | - | - | - | - | - |
| 8-5-8 | 28 | 219.08 | 41.67 | 7.72 | S | - | S | - | - | - | - | - |
| 8-5-8 | 32 | 219.08 | 47.62 | 8.94 | S | SLB | SLB | - | - | - | - | - |
| 8-5-8 | 36 | 219.08 | 53.57 | 10.16 | - | SLB | SLB | LB | LB | - | ||
| 8-5-8 | 40 | 219.08 | 59.53 | 11.43 | - | - | LB | LB | - | |||
| 8-5-8 | 44 | 219.08 | 65.48 | 12.7 | - | - | - | LB | LB | |||
| 8-5-8 | 49 | 219.08 | 72.92 | 14.15 | - | - | - | LB | LB | LB | ||
| Paipu uhi API 5CT Codea | Paipu Casing API 5CT Anawaena waho | Paipu uhi API 5CT Kaumaha maʻamau (me ke kaula a me ka hoʻopili ʻana) b,c | Paipu Casing API 5CT Mānoanoa o ka paia | Paipu Casing API 5CT ʻAno hana hoʻopau | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm | kg/m | mm | H40 | J55 | M65 | L80 | N80 | C90d | P110 | Q125d | ||
| In | Paona/kapuaʻi | K55 | C95 | 1, Q | T95d | |||||||
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 |
| 9-5-8 | 32.3 | 244.48 | 48.07 | 7.92 | S | - | - | - | - | - | - | - |
| 9-5-8 | 36 | 244.48 | 53.57 | 8.94 | S | SLB | SLB | - | - | - | - | - |
| 9-5-8 | 40 | 244.48 | 59.53 | 10.03 | - | SLB | SLB | LB | LB | LB | - | - |
| 9-5-8 | 43.5 | 244.48 | 64.73 | 11.05 | - | - | LB | LB | LB | LB | LB | - |
| 9-5-8 | 47 | 244.48 | 69.94 | 11.99 | - | - | LB | LB | LB | LB | LB | LB |
| 9-5-8 | 53.5 | 244.48 | 79.62 | 13.84 | - | - | - | LB | LB | LB | LB | LB |
| 9-5-8 | 58.4 | 244.48 | 86.91 | 15.11 | - | - | - | LB | LB | LB | LB | LB |
| 10-3-4 | 32.75 | 273.05 | 48.74 | 7.09 | S | - | - | - | - | - | - | - |
| 10-3-4 | 40.5 | 273.05 | 60.27 | 8.89 | S | SB | SB | - | - | - | - | - |
| 10-3-4 | 45.5 | 273.05 | 67.71 | 10.16 | - | SB | SB | - | - | - | - | - |
| 10-3-4 | 51 | 273.05 | 75.9 | 11.43 | - | SB | SB | SB | SB | SB | SB | - |
| 10-3-4 | 55.5 | 273.05 | 82.59 | 12.57 | - | - | SB | SB | SB | SB | SB | - |
| 10-3-4 | 60.7 | 273.05 | 90.33 | 13.84 | - | - | - | - | - | SB | SB | SB |
| 10-3-4 | 65.7 | 273.05 | 97.77 | 15.11 | - | - | - | - | - | SB | SB | SB |
| 11-3-4 | 42 | 298.45 | 62.5 | 8.46 | S | - | - | - | - | - | - | - |
| 11-3-4 | 47 | 298.45 | 69.94 | 9.53 | - | SB | SB | - | - | - | - | - |
| 11-3-4 | 54 | 298.45 | 80.36 | 11.05 | - | SB | SB | - | - | - | - | - |
| 11-3-4 | 60 | 298.45 | 89.29 | 12.42 | - | SB | SB | SB | SB | SB | SB | SB |
| 13-3-8 | 48 | 339.72 | 71.43 | 8.38 | S | - | - | - | - | - | - | - |
| 13-3-8 | 54.5 | 339.72 | 81.1 | 9.65 | - | SB | SB | - | - | - | - | - |
| 13-3-8 | 61 | 339.72 | 90.78 | 10.92 | - | SB | SB | - | - | - | - | - |
| 13-3-8 | 68 | 339.72 | 101.19 | 12.19 | - | SB | SB | SB | SB | SB | SB | - |
| 13-3-8 | 72 | 339.72 | 107.15 | 13.06 | - | - | - | SB | SB | SB | SB | SB |
| 16 | 65 | 406.4 | 96.73 | 9.53 | S | - | - | - | - | - | - | - |
| 16 | 75 | 406.4 | 111.61 | 11.13 | - | SB | SB | - | - | - | - | - |
| 16 | 84 | 406.4 | 125.01 | 12.57 | - | SB | SB | - | - | - | - | - |
| 18-5-8 | 87.5 | 473.08 | 130.21 | 11.05 | S | SB | SB | - | - | - | - | - |
| 20 | 94 | 508 | 139.89 | 11.13 | SL | SLB | SLB | - | - | - | - | - |
| 20 | 106.5 | 508 | 158.49 | 12.7 | - | SLB | SLB | - | - | - | - | - |
| 20 | 133 | 508 | 197.93 | 16.13 | - | SLB | - | - | - | - | - | - |
| S-Kaula poepoe pōkole, L-Kaula poepoe lōʻihi, B-Kaula hoʻopaʻa | ||||||||||||
| a. Hoʻohana ʻia ke code no ke kuhikuhi ʻana i ke kauoha ʻana. | ||||||||||||
| b. Hōʻike ʻia ke kaumaha maʻamau o ka ʻili wili a me ka ʻili i hoʻopili ʻia (kolamu 2) no ka ʻike wale nō. | ||||||||||||
| c. ʻOkoʻa ke kila chromium Martensitic (L80 9Cr a me 13Cr) mai ke kila kalapona ma ke ʻano nui. ʻAʻole he waiwai pololei ke kaumaha i hōʻike ʻia o ke kila chromium martensitic. Hiki ke hoʻohana ʻia ka mea hoʻoponopono nuipa 0.989. | ||||||||||||
| d. Pono e hoʻolako ʻia nā ʻili kila C90, T95 a me Q125 e like me ke kikoʻī, ke kaumaha a me ka mānoanoa o ka paia i helu ʻia ma ka papa ma luna a i ʻole ke kauoha. | ||||||||||||
ʻO ka hoʻohuihui kemika API 5CT K55
| Pūʻulu | Papa | ʻAno | C | Mn | Mo | Cr | ʻAʻole max. | ʻO ke kiʻekiʻe o Cu. | P kiʻekiʻe. | S ka nui loa. | ʻO Si max. | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| minuke | ka nui loa | minuke | ka nui loa | minuke | ka nui loa | minuke | ka nui loa | ||||||||
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| 1 | H40 | - | - | - | - | - | - | - | - | - | - | - | 0.03 | 0.03 | - |
| J55 | - | - | - | - | - | - | - | - | - | - | - | 0.03 | 0.03 | - | |
| K55 | - | - | - | - | - | - | - | - | - | - | - | 0.03 | 0.03 | - | |
| N80 | 1 | - | - | - | - | - | - | - | - | - | - | 0.03 | 0.03 | - | |
| N80 | Q | - | - | - | - | - | - | - | - | - | - | 0.03 | 0.03 | - | |
| R95 | - | - | 0.45 keneta | - | 1.9 | - | - | - | - | - | - | 0.03 | 0.03 | 0.45 | |
| 2 | M65 | - | - | - | - | - | - | - | - | - | - | - | 0.03 | 0.03 | - |
| L80 | 1 | - | 0.43 a | - | 1.9 | - | - | - | - | 0.25 | 0.35 | 0.03 | 0.03 | 0.45 | |
| L80 | 9Cr | - | 0.15 | 0.3 | 0.6 | 0.9 | 1.1 | 8 | 10 | 0.5 | 0.25 | 0.02 | 0.01 | 1 | |
| L80 | 13Cr | 0.15 | 0.22 | 0.25 | 1 | - | - | 12 | 14 | 0.5 | 0.25 | 0.02 | 0.01 | 1 | |
| C90 | 1 | - | 0.35 | - | 1.2 | 0.25 b | 0.85 | - | 1.5 | 0.99 | - | 0.02 | 0.01 | - | |
| T95 | 1 | - | 0.35 | - | 1.2 | 0.25 lā | 0.85 | 0.4 | 1.5 | 0.99 | - | 0.02 | 0.01 | - | |
| C110 | - | - | 0.35 | - | 1.2 | 0.25 | 1 | 0.4 | 1.5 | 0.99 | - | 0.02 | 0.005 | - | |
| 3 | P110 | e | - | - | - | - | - | - | - | - | - | - | 0.030 e | 0.030 e | - |
| 4 | Q125 | 1 | - | 0.35 | 1.35 | - | 0.85 | - | 1.5 | 0.99 | - | 0.02 | 0.01 | - | |
| Hiki ke hoʻonui ʻia ka nui o ke kalapona no L80 a hiki i ka 0.50% kiʻekiʻe loa inā ua hoʻopau ʻia ka huahana me ka ʻaila. b ʻAʻohe ʻae iki o ka nui o ka molybdenum no ka Papa C90 ʻAno 1 inā ʻoi aku ka mānoanoa o ka paia ma mua o 17.78 mm. Hiki ke hoʻonui ʻia ka nui o ke kalapona no R95 a hiki i ka 0.55% kiʻekiʻe loa inā ua hoʻopau ʻia ka huahana me ka ʻaila. Hiki ke hoʻemi ʻia ka nui o ka molybdenum no ke ʻano T95 1 i ka palena iki loa he 0.15% inā emi ka mānoanoa o ka paia ma mua o 17.78 mm. No ka EW Grade P110, ʻo ka nui o ka phosphorus he 0.020% ka nui loa a ʻo ka nui o ka sulfur he 0.010%. NL = ʻaʻohe palena. Pono e hōʻike ʻia nā mea i hōʻike ʻia ma ka loiloi huahana. | |||||||||||||||
API 5CT k55 Gr. Nā Waiwai Mekanika
| Kūlana Pahu API 5CT | ʻAno | Ikaika Tensile Casing API 5CT MPa | Ka ikaika o ka hoʻopuka ʻana o ka pahu API 5CT MPa | Paʻakikī o ka uhi API 5CT Max. |
|---|---|---|---|---|
| API SPEC 5CT | J55 | ≥517 | 379 ~ 552 | ---- |
| K55 | ≥517 | ≥655 | --- | |
| N80 | ≥689 | 552 ~ 758 | --- | |
| L80(13Cr) | ≥655 | 552 ~ 655 | ≤241HB | |
| P110 | ≥862 | 758 ~ 965 | ---- |
Hoʻopili ka ʻoihana i kahi mea nui i ka maikaʻi o nā huahana, hoʻopukapuka nui i ka hoʻolauna ʻana i nā lako holomua a me nā poʻe loea, a hele i waho e hoʻokō i nā pono o nā mea kūʻai aku ma ka home a ma waho.
Hiki ke hoʻokaʻawale ʻia ka ʻike i loko o: ka haku mele kemika, ka ikaika hua, ka ikaika tensile, ka waiwai hopena, a pēlā aku
I ka manawa like, hiki i ka ʻoihana ke hana i ka ʻike ʻana i nā kīnā pūnaewele a me ka annealing a me nā kaʻina hana wela ʻē aʻe e like me nā pono o ka mea kūʻai aku.
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Leka uila:sales@ytdrgg.com
ʻO Tianjin YuantaiDerun Steel Tube Manufacturing Group Co., Ltd.he hale hana paipu kila i hōʻoia ʻia eEN/ASTM/ JIShana kūikawā ana i ka hana ʻana a me ka hoʻokuʻu aku i nā ʻano paipu huinahā like ʻole, paipu galvanized, paipu welded ERW, paipu wili, paipu welded arc i hoʻopaʻa ʻia, paipu humuhumu pololei, paipu humuhumu ʻole, wili kila i uhi ʻia i ke kala, wili kila galvanized a me nā huahana kila ʻē aʻe. Me ka halihali kūpono, he 190 kilomita ka mamao mai ke kahua mokulele ʻo Beijing Capital International a me 80 kilomita ka mamao mai Tianjin Xingang.
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