- Cov ntsiab lus ceev
- Txuj: API
- Txuj 2: API 5L
- Qib: 10#-45#, Q195-Q345
- Qib: 20#, Q235
- Thickness: 3-16 hli
- Section Shape: Round
- Sab nraud txoj kab uas hla (Round): 80 - 1600 mm
- Qhov chaw keeb kwm: Hebei, Suav teb (Mainland)
- Secondary lossis Tsis: Tsis-secondary
- Daim ntawv thov: Roj yeeb nkab, dej, roj av
- Technique: SAW
- Ntawv pov thawj: API
- Kev kho deg: tua blasting
- Cov yeeb nkab tshwj xeeb: Thick Wall Pipe
- Alloy lossis Tsis: Tsis-alloy
- Khoom npe: PE anti-corrosive yeeb nkab
- Khoom siv: sab hauv steel yeeb nkab thiab hdpe qhwv
- Ntev: 6-12m, los yog raws li kev thov
- Ua haujlwm siab: 1.6mpa
- Nruab nrab kub: 70 centigrade
- Inner lined painting: epoxy hmoov
- Kev pab: Tshuag / OEM / ODM
- Xim: raws li tus neeg yuav tsum tau muaj
- 3PE Khoom: Epoxy hmoov / nplaum / polyethylene
Specification ntawm Thickness ntawm Anti-corrosive Txheej
DN (mm) | Epoxy hmoov (μm) | Adhesive txheej (μm) | Yam tsawg kawg nkaus thickness ntawm txheej (mm) | |
Qib (G) | Txhim kho qib (S) | |||
DN≤100 | ≥120 | ≥170 | 1.8 | 2.5 |
100 | 2.0 | 2.7 | ||
250 | 2.2 | 2.9 | ||
500≤DN <800 | 2.5 | 3.2 | ||
DN≥800 | 3.0 | 3.7 |
Indexs ntawm anti-corrosive txheej
Yam khoom | Index | |
Ob txheej | Peb txheej | |
Peel zog (N / cm) (20 ℃ ± 10 ℃) / (50 ℃ ± 5 ℃) | ≥70 ≥35 | ≥100 (cohesive tsis ua hauj lwm) ≥70 (cohesive tsis ua hauj lwm) |
Cathodic disbonding (65 ℃, 48h) / (mm) | ≤ 15 | ≤ 6 |
Cathodic disbonding (qhov kub siab tshaj, 30d) / (mm) | ≤ 25 | ≤ 15 |
Kev cuam tshuam lub zog (J / mm) | ≥8 | |
Counter dabtsi yog khoov (-20 ℃, 2.5 °) | Tsis tawg |
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