Nkọwa nke ọkpọkọ ígwè alloy
A na-eji Paịpụ ígwè Alloy eme ihe n'ọrụ ndị chọrọ ihe ndị na-eguzogide nchara nke ọma, nke na-adịgide adịgide ma dịkwa ọnụ ala. N'ikwu ya n'ụzọ dị mfe, a na-ahọrọ paịpụ ígwè Alloy n'ebe ndị ọkpọkọ ígwè carbon nwere ike ịda. E nwere ụdị ígwè abụọ - alloy dị elu na obere alloy. Paịpụ ndị mejupụtara obere alloy nwere ọdịnaya alloy nke dị n'okpuru 5%. Ebe ọdịnaya nke ígwè alloy dị elu ga-adị n'etiti 5% ruo ihe dị ka 50%. Dị ka ọtụtụ alloy, ikike nrụgide ọrụ nke Paịpụ ígwè Alloy dị ihe dị ka 20% dị elu karịa paịpụ a kpara. Ya mere, n'ọrụ ndị nwere nrụgide ọrụ dị elu dị ka ihe achọrọ, ojiji nke paịpụ na-enweghị ntụpọ ziri ezi. Ọ bụ ezie na ọ siri ike karịa paịpụ a kpara, ọnụ ahịa ya dị elu karịa. Ọzọkwa, ihe egwu nke nchara dị n'etiti granular na mpaghara weld metụtara okpomọkụ dị na ngwaahịa a kpara. Ihe dị iche n'etiti Paịpụ ígwè Alloy na ngwaahịa na-enweghị ntụpọ bụ njikọta latitudinal n'ogologo paịpụ ahụ. Agbanyeghị, taa, site na ọganihu na teknụzụ, a pụrụ ibelata ihe mkpuchi dị na Alloy Steel ERW Pipe nke ukwuu site na iji ọgwụgwọ elu, nke na anya mmadụ agaghị ahụ ya anya.
Nkọwapụta Tube na Paịpụ nke Alloy Steel (Enweghị Nkwụkwụ/Welded/ERW)
| Nkọwapụta | ASTM A 335 ASME SA 335 |
| Ọkọlọtọ | ASTM, ASME na API |
| Nha | 1/8" NB ruo 30" NB IN |
| Nha Tubing | 1/2" OD ruo 5" OD, dayameta omenala dịkwa |
| Dayameta Mpụta | 6-2500mm; WT: 1-200mm |
| Usoro oge | SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS |
| Ọkwa | STM A335 Gr. P5, P9, P11, P12, P21, P22 & P91, ASTM A213 - T5, T9, T11, T12, T22, T91, ASTM A691 |
| Ogologo | N'ime 13500mm |
| Ụdị | Enweghị Nsogbu / Emepụtara |
| Ụdị | Gburugburu, Hydraulic wdg |
| Ogologo | Otu Random, Ugboro Abụọ Random & Ogologo Bee. |
| Ọgwụgwụ | Ọgwụgwụ Dị Mfe, Ọgwụgwụ A Gbagọrọ Agọ, A zọchara Azọ |
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Pipe ígwè a kpụchara akpụcha nke e ji ígwè rụọ nke ọma
Njirimara kemịkalụ nke ọkpọkọ ígwè ERW
| Alloy Steel | |||||||
| C | Cr | Mn | Mo | P | S | Si | |
| 0.05 – 0.15 | 1.00 – 1.50 | 0.30 – 0.60 | 0.44 – 0.65 | 0.025 kachasị | 0.025 kachasị | 0.50 – 1.00 |
Njirimara Mechanical Alloy Steel Chrome moly Pipes
| Ike nrụgide, MPa | Ike Mmepụta, MPa | Ogologo oge, % |
| Nkeji 415 | Nkeji 205 | Nkeji iri atọ |
Dayameta Mpụta & Ntachi Obi nke ASME SA335 Alloy Pipe
| ASTM A450 | Akpọgharị ọkụ | Dayameta Mpụta, mm | Ntachi obi, mm |
| OD≤101.6 | +0.4/-0.8 | ||
| 101.6<OD≤190.5 | +0.4/-1.2 | ||
| 190.5<OD≤228.6 | +0.4/-1.6 | ||
| Oyi Draịdịrị | Dayameta Mpụta, mm | Ntachi obi, mm | |
| OD<25.4 | ±0.10 | ||
| 25.4≤OD≤38.1 | ±0.15 | ||
| 38.1%OD\50.8 | ±0.20 | ||
| 50.8≤OD<63.5 | ±0.25 | ||
| 63.5≤OD<76.2 | ±0.30 | ||
| 76.2≤OD≤101.6 | ±0.38 | ||
| 101.6<OD≤190.5 | +0.38/-0.64 | ||
| 190.5<OD≤228.6 | +0.38/-1.14 | ||
| ASTM A530 na ASTM A335 | NPS | Dayameta Mpụta, inch | Ntachi obi, mm |
| 1/8≤OD≤1-1/2 | ±0.40 | ||
| 1-1/2<OD≤4 | ±0.79 | ||
| 4<OD≤8 | +1.59/-0.79 | ||
| 8<OD≤12 | +2.38/-0.79 | ||
| OD>12 | ±1% |
Ọgwụgwọ Okpomọkụ Alloy Steel
| P5, P9, P11, na P22 | |||
| Ọkwa | Ụdị Ọgwụgwọ Okpomọkụ | Nhazi Oke Okpomọkụ F [C] | Mbelata nke Subcritical ma ọ bụ Ịgba ume Oke okpomọkụ F [C] |
| P5 (b, c) | Mkpọchi zuru oke ma ọ bụ nke Isothermal | ||
| Mee ka ọ dị mma ma belata iwe | ****** | 1250 [675] | |
| Subcritical Anneal (naanị P5c) | ****** | 1325 - 1375 [715 - 745] | |
| P9 | Mkpọchi zuru oke ma ọ bụ nke Isothermal | ||
| Mee ka ọ dị mma ma belata iwe | ****** | 1250 [675] | |
| P11 | Mkpọchi zuru oke ma ọ bụ nke Isothermal | ||
| Mee ka ọ dị mma ma belata iwe | ****** | 1200 [650] | |
| P22 | Mkpọchi zuru oke ma ọ bụ nke Isothermal | ||
| Mee ka ọ dị mma ma belata iwe | ****** | 1250 [675] | |
| P91 | Mee ka ọ dị mma ma belata iwe | 1900-1975 [1040-1080] | 1350-1470 [730-800] |
| Mechie ma Wetuo Obi | 1900-1975 [1040-1080] | 1350-1470 [730-800] |
Ngwa ụlọ ọrụ Alloy Steel Tubes Enweghị Nsogbu
● Ụlọ Ọrụ Ndị Na-egwupụta Mmanụ n'Ọdịda Osimiri
● Mmepụta Ike
● Petrochemicals
● Nhazi Gas
● Kemịkalụ Pụrụ Iche
● Ọgwụ
● Ngwa ọgwụ
● Ngwa Kemịkalụ
● Ngwa Mmiri Oké Osimiri
● Ihe Mgbanwe Okpomọkụ
● Ndị na-eme ka ihe dị n'ime kọndensịta
● Ụlọ ọrụ Pulp na Akwụkwọ
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