High Chromium Alloy Wet Ends

Part Name

Material

Specification

HRC

Application

OEM Code

Liners & Impeller

Metal

AB27: 23%-30% chrome white iron

≥56

Used for higher wear conditions with pH between 5 and 12

A05

AB15: 14%-18% chrome white iron

≥59

Used for higher wear condition

A07

AB29: 27%-29% chrome white iron

43

Used for lower pH conditions especially for FGD. It also can be used for low-sour condition and desulfuration installation with pH no less than 4

A49

AB33: 33%-37% chrome white iron

It can transport oxygenated slurry with pH not less than 1 such as phospor-plaster, nitric acid, vitriol, phosphate, etc.

A33

Rubber

R08

R26

R33

R55

Expeller & expeller ring

Metal

B27: 23%-30% chrome white iron

≥56

Used for higher wear conditions with pH between 5 and 12

A05

Grey iron

G01

Stuffing Box

Metal

AB27: 23%-30% chrome white iron

≥56

Used for higher wear conditions with pH between 5 and 12

A05

Grey iron

G01

Frame/Cover plate, bearing house & base

Metal

Grey iron

G01

Ductile iron

D21

Shaft

Metal

Carbon steel

E05

Shaft sleeve, lantern ring/resctrictor, neck ring, gland bolt

Stainless steel

4Cr13

C21

304 SS

C22

316 SS

C23

Joint rings & seals

Rubber

Butyl

S21

EPDM rubber

S01

Nitrile

S10

Hypalon

S31

Neoprene

S44/S42

Viton

S50