Member of NAPCA (National Association of Pipe Coating Applicators)

Calculator

PIPE DIAMETER

Nominal Pipe Size (inches)
Outside Diameter (inches)


1/2
3/4
1
1 1/4
1 1/2

2
2 1/2
3
3 1/2

4
5
6
8

10
12
14
16

18
20
22
24
30
32
34
35
42


0.840
1.050
1.315
1.660
1.900

2.375
2.875
3.500
4.000

4.500
5.563
6.625
8.625

10.750
12.750
14.000
16.000

18.000
20.000
22.000
24.000
30.000
32.000
34.000
36.000
42.000

OVERLAP

Part Number
Min. Overlap
TC 20, H35, H50, M50RC,
M65RC, "T" Tape
1"
   
EnviroTape 50% of tape width
   
TC 6025 High Temperature Tape 50% of tape width or
double wrap with 1" overlap
   
Rockshield/Terrashield 6 – 12"

EPOXY / PRIMER COVERAGES

Part Number
Square feet per gallon
Omniprime
TC 7000 Epoxy Primer
TC 7000 as stand alone
TC7010 Fast Set
7100 Wet Bond
Enviroprime
TC Mastic
Envirohardcoat
300 sq.ft. @ 1mil DFT
220 sq.ft. @ 6-10 mils Thickness
80 sq.ft. @ 20-25 mils Thickness
80 sq.ft. @ 20 mils Thickness
80 sq.ft. @ 20 mils Thickness
150 sq.ft. @ 2 mils Thickness
150 sq.ft.@ 12 mils Thickness
150 sq.ft.

SQUARES PER CASE

Tape Part Number
Squares per Case

H35 Gray
H50 Gray
M50 RC Gray
M65 RC Gray
"T" Tapecoat
6025 Gray
TC 20
Rockshield/Terrashield
Envirotape
Enviropaks

1.5
1
1
1
0.5
2
1.5
7
2.0
0.5

TAPE WIDTH

As a general guideline,
Tapecoat recommends the following:
For tight areas around pipe fittings, flanges, etc 2" tape width
For Small diameter pipe up to 3 2" width
For Medium diameter pipe up to 12" 4" width
For Large diameter pipe 6" width