tuubo bir ah oo dhisidda maraakiibta
Tuubo bir ah oo badda ah, oo loo isticmaalo dhismaha maraakiibta iyo kuleyliyaha sare.
Tuubooyinka birta ah ee aan kala go 'lahayn ee dhismaha maraakiibtatixraac tuubooyinka birta ah ee loogu talagalay laguna sameeyay kuleyliyeyaasha badda, kuleyliyeyaasha sare iyo nidaamyada cadaadiska. Tuubooyinka birta ah ee dhismaha maraakiibta waxaa si ballaaran loogu isticmaali karaa CCS, DNV, LR, GL, ABS, BV, RINA, NK iyo maraakiibta kale iyo sidoo kale heerarka qaranka Shiinaha.
Heerka wax soo saarka
320, 360, 410, 460, 490, GL-R 410,37Mn, 34CrMo4, A53B, Fasalka 3,410HB, 410, RST138, RST142, RST238, RST242, RST249, RST338, RST342, iwm.
Dulqaad cabbireed
| Nooca tuubada birta ah | dhexroorka dibadda (D) | Dhumucda derbiga ee tuubada birta ah (S) | ||
| Tuubo qabow la jiiday | Dhexroorka dibadda ee tuubada birta ah (mm) | Kala leexashada la oggol yahay (mm) | Dhumucda derbiga ee tuubada birta ah (mm) | Kala leexashada la oggol yahay (mm) |
| >30~50 | ±0.3 | ≤30 | ±10% | |
| >50~219 | ±0.8% | |||
| Tuubo kulul oo la duubay | >219 | ±1.0% | >20 | ±10% |
Hanti farsamo
| heerka caadiga ah | Fasal | Xoogga jiidista (MPa) | xoog dhalidda (MPa) | dheereyn (%) |
| GB/T5312 | 320 | 320~410 | ≥195 | ≥25 |
| 360 | 360 | 360~480 | ≥215 | ≥24 |
| 410 | 410 | 410~530 | ≥235 | ≥22 |
| 460 | 460 | 460~580 | ≥265 | ≥21 |
| 490 | 490 | 490~610 | ≥285 | ≥21 |
Qurxinta kiimikada
| Fasal | Heerka Birta | C | Si | Mn | S | P | Walax haraaga ah | |||||
| Heerka Caadiga ah | Cr | Mo | Ni | Cu | Wadarta | |||||||
| GB/T 5312 | Kaarboon & Kaarboon-Manganese | 320 | ≤0.16 | ≤0.35 | 0.40-0.70 | ≤0.035 | ≤0.035 | ≤0.025 | ≤0.010 | ≤0.030 | ≤0.30 | ≤0.70 |
| 360 | ≤0.17 | ≤0.35 | 0.40-0.80 | ≤0.035 | ≤0.035 | ≤0.025 | ≤0.010 | ≤0.030 | ≤0.30 | ≤0.70 | ||
| 410 | ≤0.21 | ≤0.35 | 0.40-1.20 | ≤0.035 | ≤0.035 | ≤0.025 | ≤0.010 | ≤0.030 | ≤0.30 | ≤0.70 | ||
| 460 | ≤0.22 | ≤0.35 | 0.80-1.40 | ≤0.035 | ≤0.035 | ≤0.025 | ≤0.010 | ≤0.030 | ≤0.30 | ≤0.70 | ||
| 490 | ≤0.23 | ≤0.35 | 0.80-1.50 | ≤0.035 | ≤0.035 | ≤0.025 | ≤0.010 | ≤0.030 | ≤0.30 | ≤0.70 | ||
| Bulshada Kala-soocidda Shiinaha (CCS) | 1Cr0.5Mo | 440 | 0.10-0.18 | 0.10-0.35 | 0.40-0.70 | ≤0.035 | ≤0.035 | 0.70-1.10 | 0.45-0.65 | ≤0.030 | ≤0.25 | Sn≤0.03 Al≤0.02 |
| 2.25Cr1Mo | 410 | 0.08-0.15 | 0.10-0.35 | 0.40-0.70 | ≤0.035 | ≤0.035 | 2.00-2.50 | 0.90-1.20 | ≤0.030 | ≤0.25 | Sn≤0.03 Al≤0.02 | |
| 490 | 0.08-0.15 | 0.10-0.35 | 0.40-0.70 | ≤0.035 | ≤0.035 | 2.00-2.50 | 0.90-1.20 | ≤0.030 | ≤0.25 | Sn≤0.03 Al≤0.02 | ||
| Bulshada | Caadiga ama isticmaalka | heerka birta | Halabuurka kiimikada, % | |||||||||||
| C | Si | Mn | P | S | Cr | Ni | Cu | Al | Mo | V | P+S | |||
| GLR | Aan dahaar lahayn | GL-R 410 | ≤ 0.21 | ≤ 0.35 | ≤ 1.40 | ≤ 0.025 | ≤ 0.020 | - | - | - | ≥0.020 | - | - | - |
| GB 18248 | 37Mn | 0.34 ~0.40 | 0.10 ~0.30 | 1.35 ~1.65 | ≤ 0.030 | ≤ 0.030 | ≤ 0.30 | ≤ 0.30 | ≤ 0.20 | - | - | - | ≤ 0.055 | |
| EN 10297 | 34CrMo4 | 0.30 ~0.37 | ≤ 0.40 | 0.60 ~0.90 | ≤ 0.035 | ≤ 0.035 | 0.9 ~1.20 | - | - | - | 0.15 ~0.30 | - | - | |
| DNV | cadaadiska ASTM A53/A53M | A53B | ≤ 0.30 | - | ≤ 1.20 | ≤ 0.050 | ≤ 0.045 | ≤ 0.40 | ≤ 0.40 | ≤ 0.40 | - | ≤ 0.15 | ≤ 0.08 | - |
| ABS | cadaadis awgeed | Fasalka 3aad | ≤ 0.30 | - | ≤ 1.20 | ≤ 0.050 | ≤ 0.045 | ≤ 0.40 | ≤ 0.40 | ≤ 0.40 | - | ≤ 0.15 | ≤ 0.08 | - |
| BV | cadaadis awgeed | 410HB | ≤ 0.21 | ≤ 0.35 | 0.40 ~1.20 | ≤ 0.040 | ≤ 0.040 | - | - | - | - | - | - | - |
| LR | cadaadis awgeed | 410 | ≤ 0.21 | ≤ 0.35 | 0.40 ~1.20 | ≤ 0.045 | ≤ 0.045 | ≤ 0.25 | ≤ 0.30 | ≤ 0.30 | - | ≤ 0.10 | - | - |
| KR | cadaadis awgeed | RST138 | ≤ 0.25 | ≤ 0.35 | 0.30 ~0.90 | ≤ 0.040 | ≤ 0.040 | - | - | - | - | - | - | - |
| RST142 | ≤ 0.30 | 0.30 ~1.00 | ≤ 0.040 | ≤ 0.040 | - | - | - | - | - | - | - | |||
| RST238 | ≤ 0.25 | 0.10 ~0.35 | 0.30 ~1.10 | ≤ 0.035 | ≤ 0.035 | - | - | - | - | - | - | - | ||
| RST242 | ≤ 0.30 | 0.30 ~1.40 | - | - | - | - | - | - | - | |||||
| RST249 | ≤ 0.33 | 0.30 ~1.50 | - | - | - | - | - | - | - | |||||
| RST338 | ≤ 0.25 | 0.30 ~0.90 | - | - | - | - | - | - | - | |||||
| RST342 | ≤ 0.30 | 0.30 ~1.00 | - | - | - | - | - | - | - | |||||
| NK | cadaadis awgeed | fasalka 1aad No3/ KSTPG 42 | ≤ 0.30 | ≤ 0.35 | 0.30 ~1.00 | ≤ 0.040 | ≤ 0.040 | - | - | - | - | - | - | - |
| CCS | cadaadis awgeed | 360 | ≤ 0.17 | ≤ 0.35 | 0.40 ~0.80 | ≤ 0.040 | ≤ 0.040 | ≤ 0.25 | ≤ 0.30 | ≤ 0.30 | ≤ 0.10 | |||
| 410 | ≤ 0.21 | ≤ 0.35 | 0.40 ~1.20 | ≤ 0.040 | ≤ 0.040 | ≤ 0.25 | ≤ 0.30 | ≤ 0.30 | ≤ 0.10 | |||||
| 460 | ≤ 0.22 | ≤ 0.35 | 0.80 ~1.40 | ≤ 0.040 | ≤ 0.040 | ≤ 0.25 | ≤ 0.30 | ≤ 0.30 | ≤ 0.10 | |||||
| 490 | ≤ 0.23 | ≤ 0.35 | 0.80 ~1.50 | ≤ 0.040 | ≤ 0.040 | ≤ 0.25 | ≤ 0.30 | ≤ 0.30 | ≤ 0.10 | |||||
- Walxaha haray:Cr≤0.25%, Mo≤0.10%, Ni≤0.30%, Cu≤0.30%wadarta≤0.70%
Shirkaddayadu waxay habayn kartaa agabka heerka qaranka ee 20 #, Q345B, Q345C, Q345D, Q345E, heerka Mareykanka ee ASTM/ASME A106 Gr. B, A53 Gr. B, A333 Gr.6, A500 Gr. A, A500 Gr. B, A500 Gr. C iyo heerka Yurub ee EN10210/EN10219/EN10216 S235JR, S235J0, S235J2, S355JR, S355J0, S355J2, S355NL, S355K2 iyo sidoo kale tuubooyinka birta ee heerka dibadda ee heerka Ingiriiska, heerka Australia iyo heerka Japan. Tayada badeecadu waa mid la isku halleyn karo. Waxaa sidoo kale loo dhoofiyaa dalal iyo gobollo badan oo Waqooyiga Ameerika, Koonfurta Ameerika, Yurub, Bariga Dhexe, Koonfur-bari Aasiya, Australia iyo Bartamaha Aasiya. Badeecadaha waxaa si weyn loogu isticmaalaa injineerinka qaab-dhismeedka birta kala duwan, injineernimada tamarta nukliyeerka, injineernimada badda, injineernimada buundada dhismaha, mashiinnada injineernimada iyo wax soo saarka qalabka, wax soo saarka qalabka birta iyo qaybaha kale. Badeecadaha kale waa: tuubooyinka kuleyliyaha cadaadiska sare leh, tuubooyinka dillaaca saliidda, tuubooyinka xirfadlayaasha ah ee bacriminta cadaadiska sare leh, birta dhuumaha, qolofta saliidda, tuubooyinka birta galvanized ee kulul lagu shubo, tuubooyinka birta qabow ee la duubay, tuubooyinka profiled, gariiradaha birta galvanized, gariiradaha birta zinc ee aluminium lagu shubay iyo alaabada kale ee taageerada dhuumaha.
Shirkaddu waxay muhiimad weyn siisaa tayada alaabta, waxayna si weyn u maalgelisaa soo bandhigidda qalabka iyo xirfadlayaasha casriga ah, waxayna dadaal badan u gashaa sidii ay u dabooli lahayd baahiyaha macaamiisha gudaha iyo dibadda.
Waxyaabaha ku jira waxaa si qiyaas ah loogu qaybin karaa: Halabuurka kiimikada, xoogga wax soo saarka, xoogga jiidista, hantida saameynta, iwm.
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Tianjin YuantaiDerun Steel Manufacturing Group Co., Ltd.waa warshad tuubooyin bir ah oo ay shahaado siisayEN/ASTM/ JISKu takhasusay soo saarista iyo dhoofinta dhammaan noocyada tuubooyinka afargeeslaha ah ee laba jibbaaran, tuubooyinka galvanized, tuubooyinka alxanka ERW, tuubooyinka wareega, tuubooyinka alxanka ee hoostooda ku jira, tuubo toosan oo tolmo ah, tuubo aan kala go 'lahayn, gariiradda birta ee midabaysan, gariiradda birta galvanized iyo alaabada kale ee birta ah. Iyada oo leh gaadiid ku habboon, waxay 190 kiiloomitir u jirtaa Garoonka Caalamiga ah ee Beijing Capital iyo 80 kiiloomitir u jirta Tianjin Xingang.
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