High Chromium Alloy Wet Ends

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Product Description

High Chromium Alloy Wet Ends

High Chrome wed ends for slurry pumps include impeller, volute liner, throatbush, backliner, expeller, expeller ring, etc. High chrome A05 has been used traditionally for transporting very erosive slurries.

Pump Part Material

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
Expeller & expeller ring	Metal	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
Stuffing Box	Metal	Grey iron			G01
Frame/Cover plate, bearing house & base	Metal	Grey iron			G01
Frame/Cover plate, bearing house & base	Metal	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