Spiral Wound Style and Color Code

Stainless Steel Color Code

304ss
304L
316L
321ss
347ss
410ss
Alloy 20
Hastelloy B
Hastelloy C
Inconel 600
Incoloy 800
Monel 400
Nickel 200
Titanium

Yellow
Yellow
Green
Turquoise
Blue
No Color
Black
Brown
Beige
Gold
White
Orange
Red
Purple

Filler Material Color Code

Pink
White
White
No Color
Light Green
Gray

Natfite (Aramid Fiber)
Teflon
N.S. Teflon
Glass Filled Teflon
Ceramic
GTB Grafoil

Spiralwound Color Code

SX
SXI
XR
XRI
XR LP
HL
*XH
XMCR

Winding Only
Winding with Inner Ring
Winding with Guide Ring
Winding with Guide and Inner Ring
Low Pressure Winding with Guide Ring
Winding with Loop Centering Guide
Winding Only
Winding with special(steel wound) Inner Ring

* Manhole or Hanhole gasket (specify shape)
NGC Style XR and XRI Spiralwound gaskets are manufactured in accordance with all relevant gasket standards per flange designations of ASME/ANSI B16.5, B16.20, B16.47, ( series A and B API 605 and MSS-SP44 )