SPAI STEEL
Manufacturer & Exporter
SPAI STEEL
Manufacturer & Exporter
Manufacturer & Exporter
| Product Name | PE Coated Pipe, 2PE Coated Pipe, 3PE Coated Pipe, PP Coated Pipe |
| Application | Used for for natural gas, petroleum, water & sewage, and pipe systems |
| Size |
OD: 219mm~2020m WT: 5mm~25mm LENGTH: 4mtr, 6mtr, 12mtr, 18mtr, 21mtr |
| Standard | DIN 30670, DIN 30671, DIN 30678, SY/T0413-2002 etc. |
| Surface |
Layer 1
Epoxy Powder ≥80um Layer 2 Adhesive :170-250um Layer 3 Polyethylene : 1.8-3.7mm |
| End | Plain End/Bevelled End, Burr Removed |
| Packing | Bundled/In Bulk, Plastic Caps Plugged, Waterproof Paper Wrapped |
| 3LPE Stainless steel pipe | ASTM A312, ASTM A269 SS Pipe |
| 3LPE Carbon steel pipe | · ASTM A53 pipe (Grade B) |
| · ASTM A106 pipe (Grade B/C) | |
| · ASTM A252 pipe | |
| · ASTM A134 and A135 | |
| · ASTM A333 (Grade 3/6) | |
| 3LPE API 5L Pipe | · API 5L line pipe |
| · API 5L Grade B | |
| · API 5L X42/ X52/ X65/ X80, PSL1/ PSL2 | |
| 3LPE Alloy steel pipe | ASTM A335 P5 to P91 |
| 3LPE Nickel Alloy pipes | ASTM B161, ASTM B622, ASTM B444 |
| 3LPE CRA clad / lined pipes |
THICKNESS OF FBE COATING ON STEEL PIPES
(1)Internal FBE coating
| Nominal Diameter of Steel Pipe (DN) | Min Thickness of Anti-Corrosion Layer (μm) |
| (mm) | |
| 100-500 | ＞350 |
| 500≤DN<750 | ＞400 |
| ≥800 | ＞450 |
(2)External FBE coating:
| DN (mm) | Epoxy Powder (μm) | Adhesive Layer (μm) | Min. Thickness on The Coating (mm) | |
| Common Level (G) | Strengthen Level (S) | |||
| DN ≤ 100 | ≥120 | ≥170 | 1.8 | 2.5 |
| 100 < DN ≤250 | 2 | 2.7 | ||
| 250 < DN < 500 | 2.2 | 2.9 | ||
| 500 ≤DN < 800 | 2.5 | 3.2 | ||
| DN ≥ 800 | 3 | 3.7 | ||
| M kg/m | Layer thickness in mm | ||||||||
| Class A1 | Class A2 | Class A3 | Class B1 | Class B2 | Class B3 | Class C1 | Class C2 | Class C3 | |
| M ≤ 15 | 1,8 | 2,1 | 2,6 | 1,3 | 1,8 | 2,3 | 1,3 | 1,7 | 2,1 |
| 15 < M ≤ 50 | 2,0 | 2,4 | 3,0 | 1,5 | 2,1 | 2,7 | 1,5 | 1,9 | 2,4 |
| 50 < M ≤ 130 | 2,4 | 2,8 | 3,5 | 1,8 | 2,5 | 3,1 | 1,8 | 2,3 | 2,8 |
| 130 < M ≤ 300 | 2,6 | 3,2 | 3,9 | 2,2 | 2,8 | 3,5 | 2,2 | 2,5 | 3,2 |
| 300 < M | 3,2 | 3,8 | 4,7 | 2,5 | 3,3 | 4,2 | 2,5 | 3,0 | 3,8 |
| Please note: The total required thickness may be reduced for SAW pipes by a maximum of 10% on joint seam. | |||||||||
| Class 1 and 2 for medium and light applications (sandy soil). | |||||||||
| Class 3 – application in extreme conditions (rocky soil) or underwater. | |||||||||
Minimum thickness of finished coating
| Pipe Sizes (Specified OD) | Minimum Coating Thickness Chart (mm) |
| ≤ 10 3 /4” (273.1 mm) | 2.5 |
| > 12 3 /4” ( 323.9 mm) to ≤ 18” (457 mm) | 2.8 |
| > 20" (508.0 mm) to ≤ 30" (762 mm) | 3 |
| > 32" (813.0 mm) | 3.3 |
