NiCr33Mo8

HuaNickel NiCr33Mo8 is a nickel-based alloy with excellent corrosion resistance, high temperature stability, and good mechanical properties. NiCr33Mo8 has good oxidation resistance and is suitable for applications with high temperature resistance and oxidation resistance, such as wet phosphoric acid production in fertilizer manufacturing.

NiCr33Mo8Chemical composition：

	Ni	Cr	Mo	Fe	Si	Mn	Al	C
Min	Bal	33	8	―	―	―	―	―
Max		―	―	2.0	0.6	0.5	0.4	0.05

NiCr33Mo8Physical properties：

Melting point/℃	Density/g·cm-3	Thermal conductivity/W·(m·℃)-1				Linear expansion coefficient/×10-6℃-1
		Room temperature	100℃	300℃	500℃	21～100℃	21～300℃	21～500℃
1332～1361	8.22	10	12	16	19	13.3	13.2	13.6
Specific heat capacity/J·(kg·℃)-1					Resistivity/μΩ ·m
Room temperature	100℃	300℃	500℃		Room temperature	100℃	300℃	500℃
450	470	510	530		1.18	1.19	1.21	1.24

NiCr33Mo8Mechanical properties：

Variety of materials	Solution treatment temperature℃	Material size/mm	b/MPa	d0.z/MPa	δ/%
sheet	1135	thick3.2	745	348	59
Medium and heavy plates	112	thick6.4	703	344	66
Medium and heavy plates	1121	thick12.7	689	318	72
Rods	1121	p1.0	710	319	66
Rods	1121	φ2.5	689	338	68

NiCr33Mo8Alloy properties：

Corrosion resistance: HuaNickel NiCr33Mo8 has excellent corrosion resistance, it is able to resist a variety of highly corrosive media such as nitric acid, chloride and other oxidizing acids. Corrosiveness: NiCr33Mo8 excels in a wide range of chloride-containing and oxidizing salt solutions, especially in low and medium temperature HCl environments.

High temperature strength: This alloy can still maintain high strength and hardness at high temperatures, and has good high temperature creep properties.

Antioxidant Properties: NiCr33Mo8 has significant antioxidant properties. This alloy can effectively resist the erosion of various oxidizing media in high temperature environments.

NiCr33Mo8Uses of alloys：

The alloy is mainly used in evaporators in the production of wet phosphoric acid, and in the pickling vessels of nitric acid and hydrofluoric acid solutions; equipment and components in corrosive environments of nitric acid and chloride in the chemical industry; caustic neutralization system devices and components that are resistant to high temperature (650°C) corrosion, etc.

NiCr33Mo8Process performance：

Welding process: HuaNickel NiCr33Mo8 weldability, commonly used welding processes include gas tungsten arc welding (GTAW) and gas metal arc welding

Thermal treatment: The heat treatment of NiCr33Mo8 mainly includes solution treatment and aging treatment. Solution treatment is a commonly used heat treatment that can significantly improve the properties of materials.

Relevant standards：

SB 575/B 575、SB 574/B 574 B 472 、SB 622/B 622、SB 619/B 619 SB 626/B 626、SB 366/B 366 、SB 462/B 462、SB 564/B 564、SB 462/B 462