LONE STAR COATING

PIPE COATING DIVISION

 

LS-6090 is a melt-mixed, 100% solids chemical resistant thermoset powder coating designed for use at elevated temperatures and pressures. LS6090 is resistant to H2S, CO2 & CH4, petroleum distillates and drilling fluids

 

Applications
   Drill pipe
   Production Tubing
   Valves & Fittings

Metal Perapation
   N.A.C.E. No. 1 (TM-01-75) or
   SSPS-SP 5-63
   Anchor Pattern: nominal 1.5-2.5 mils (38-63)

Primer
   Type: Phenolic
   Thickness: .07 mil average
   Method: Spray, Lance coating

Coating
   Type: Modified Epoxy
   Metal Preheat Temp: 325°F(162°C)-375°F(190°C)
   Method: Blowcoating, Powder lance, Fluidized 
           bed, Electrostatic spray, Hot Flocking

Curing
   Metal Temperature: 425°F (218°C)
   Post Heat Duration: 30 Minutes
 
Coating Thickness
   Drill Pipe: 12 ± 2 mils (300µ ±50µ)
   Tubing: 10 ± 2 mils (250µ ±50µ)

Inspection
   Magnetic Thickness Gauge
   Holiday Test Voltage
      67.5 Volts-wet sponge
      125 volts/mil-dry

Temperature Limits Downhole
   Drill Pipe: 300°F (149°C)
   Gas Well: 400°F (205°C)

Pressure
   10,000 psi (68,948 kPa)

Color
   Green

  

Coating Properties
        Typical Physical Properties
                10 Mil-Film
Property Test Method Value Units 
Specific Gravity
 
ASTM-D-792
 
1.82
 
-
 
Coverage
   
Theoretical
 
106

0.55
 
Ft2/lb/mil

M2/kg/mm
    
Impact Resistance
 
Meets Industry Standard
 
 
 
 
 
Taber Abrasion
   
ASTM-D-1044
CS=10 Wheel
1000 gm. wt.
1000 cycles

0.025
 
Gms. wt. loss
      
Hardness
 
ASTM-D-2240
 
94
 
Shore D
 
Flexibility
 
Meets Industry Standard
 
 
 
 
 
Fusion Index
   
PTM-53013
 
300 
149 
°F
°C
    
Fluidization
 
PTM-53015
 
A (excellemt)