LONE STAR COATING
PIPE COATING DIVISION
Product Description
Fusion-Bonded Epoxy Coating XC-6171 is a one-part, heat curable,
thermosetting, powdered epoxy coating designed for interior corrosion
protection of production tubing, line pipe, and fittings. When applied
over a primer, XC-6171 meets Saudi Aramco seawater and sour gas service
requirements.
Temperature of
the Article at Time of Powder Application |
Minimum Time to Quench |
| 183°C (361°F) | 345 seconds |
| 204°C (399°F) | 150 seconds |
| Properties | |
| Property | Value |
| Color | Beige |
| Specific gravity-powder | 1.70 |
| (air pycnometer) | |
| Shelf life at 25° C | 12 months |
| Gel Time | |
| at 170° C | 220 seconds |
| at 204° C | 24 seconds |
| at 230° C | 10 seconds |
| Minimum explosive concentration | 102 g/m3 |
| LS 6258 Fusion Bonded Epoxy for High Temperature Test Data - Coatings | ||
| Property | Test Description | Results |
| Mandrel Bend | Saudi Aramco 09-SAMSS-091, 600-750 micron thickness |
10.5 pipe diameters (5.4°/PD) |
| Autoclave | Treated Seawater Service | Pass* |
| Temperature 203°F/95°C | ||
| (Saudi Aramco09-SAMSS-091) | Pressure 3000 psi/20.7 MPa Sample is immersed halfway in ASTM D-1143 solution (high solids brine) and pressurized with N2 |
|
| Wet, Sour Gas Crude Service | Pass* | |
| Temperature 203°F/95°C Pressure 3000 psi/20.7 MPa Sample is immersed halfway in Formation Water (high solids brine) and pressurized with 3% CO2, 3% H2S, and 94% CH4 |
||
| Wasia Water Service | Pass* | |
| Temperature 203°F/95°C Pressure 3000 psi/20.7 MPa Sample is immersed halfway in Wasia Water (high solids brine) and pressurized with 100% CO2 |
(Phenolic primer is required for this service) | |
| Abrasion Resistance | Saudi Aramco 09-SAMSS-091 ASTM D 4060 | 0.08 - 0.14 g weight loss |
| Adhesion | Saudi Aramco 09-SAMSS-091 | Pass |
| Hardness | Shore D | 80 Shore D |
| Water Absorption | ASTM D 570-95 | 1.07 % |
| Dielectric Strength | ASTM D 149-95a | 1306 volts/mil/51 kV/mm |
| Adhesion to Steel (shear) | ASTM D 1022 | 5264 psi/36.3 MPa |
| Impact | ASTM G14 - modified | Pass (160 in•lbs) |
| (coated 3x3x1/8 inch panel to a thickness of 16 mils) | ||
| Pass means excellent adhesion, no blistering, no cracking or delamination. | ||