M Series Standard Materials

BB General Service CC General Service EE Sour Service* FF Sour Service* HH Sour Service*
Body AISI 4130 410 SS SA479 AISI 4130** Duplex 2205** ***
Bonnet AISI 4130 410 SS SA479 AISI 4130** Duplex 2205** ***
Stem 17-4 SS SA564 17-4 SS SA564 17-4 SS SA564** 17-4 SS SA564** ***
Disc Carrier 316 SS SA479 316 SS SA479 316 SS SA479** 316 SS SA479** ***
Trim Tungsten Carbide Tungsten Carbide Tungsten Carbide Tungsten Carbide ***
Other materials available upon request.

* As defined by NACE MR 0175
** In compliance with NACE MR 0175
*** Concult Factory

M Series Seal Materials

 Temperature (F) Compatible Material Classes Compatible Temperature Classes
Min Max
Viton -15 400 BB, CC, EE, FF R, S, T, U, V
Peroxide Cured Buna -30 275 BB, CC, EE, FF P, R, S, T, U, V
HSN -40 300 BB, CC, EE, FF P, R, S, T, U, V
Other materials available upon request.

M Series Trim Options

Number & Orifice Diameter (2) 1/8" (2) 3/16" (2) 1/4" (2) 3/8" (2) 1/2" (2) 5/8" (2) 3/4"
Max Cv 0.67 2 3 6 14 18 29
Max Bean (1/64) 11 17 22 34 45 57 68
Disc Material Tungsten Carbide Tungsten Carbide Tungsten Carbide Tungsten Carbide Tungsten Carbide Tungsten Carbide Tungsten Carbide
Wear Sleeve Tungsten Carbide Tungsten Carbide Tungsten Carbide Tungsten Carbide Tungsten Carbide Tungsten Carbide Tungsten Carbide
17-4 H900 17-4 H900 17-4 H900 17-4 H900 17-4 H900 17-4 H900 17-4 H900