Flowserve MARK 3 GROUP 4 - Manual (Page 17)

MARK 3 GROUP 4 USER INSTRUCTIONS ENGLISH 71569286 08-12
Page 17 of 48 flowserve.com
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3.7 Materials of Construction
3.7.1 (LIQUID END)
BASIC
CONSTRUCTION ALL IRON
AIF
ALL 316 SS
(SS)
IRON CASING
SS FITTED
(SSF)
317L SS CD4MCUN
WORTHITE
W
Casing,
Stuff Box Head
ASTM A48
CL35A
ASTM A743
CF8M
ASTM A48
CL35A
ASTM A743
CG3M
ASTM A890
CD4MCUN
ASTM A743
CN7MS
Impeller
ASTM A48
CL30A
ASTM A743
CF8M
ASTM A743
CF8M
ASTM A743
CG3M
ASTM A890
CD4MCUN
ASTM A743
CN7MS
Impeller Nut
ASTM A743
CG3M
ASTM A743
CG3M
ASTM A743
CG3M
ASTM A743
CG3M
ASTM A890
CD4MCUN
ASTM A743
CN7M
Throat Bushing
ASTM A743
CF8M
ASTM A743
CF8M
ASTM A743
CF8M
ASTM A743
CG3M
ASTM A890
CD4MCUN
ASTM A743
CN7M
Shaft Sleeve
ASTM A743
CG3M *
ASTM A743
CG3M *
ASTM A743
CG3M *
ASTM A743
CG3M *
ASTM A890
CD4MCUN
ASTM A743
CN7M
Shaft AISI 1045 AISI 1045 AISI 1045 AISI 1045 AISI 1045 AISI 316
Gland Halves
ASTM A743
CF8M
ASTM A743
CF8M
ASTM A743
CF8M
ASTM A743
CN7M
ASTM A890
CD4MCUN
ASTM A743
CN7M
Pipe Plugs (Liquid End) C.I. AISI 316 C.I. A-20 A-20 A-20
Gland Studs And Nuts AISI 316
Impeller Key AISI 316
Packing Synthetic Fibre
Seal Cage Halves ASTM A743 CG8M
ASTM A743
CN7M
Gaskets Synthetic Fibre
O-Rings (Liquid End) BUNA-N (120 o C MAX.)**
Misc. Fastners,Parts Steel
* Nickel-Chrome-Boron Coated, except for units with mechanical seals.
** Viton will be used for all applications operating above 120 o C.