Cu1.75Ni0.25MnSn

metal

· Cu1.75Ni0.25MnSn

Cu1.75Ni0.25MnSn is a quaternary copper-nickel-manganese-tin alloy belonging to the copper alloy family, likely formulated as a variant of copper-nickel or cupronickel-based systems with manganese and tin additions for enhanced properties. This composition sits within research and specialty alloy development space, where the combined elements are selected to improve corrosion resistance, strength, and wear performance compared to binary copper-nickel systems. The material's practical utility centers on marine and seawater applications, desalination equipment, and corrosion-critical heat exchangers where the nickel and manganese additions boost resistance to chloride attack, while tin acts as a secondary strengthening element.

seawater piping and condenser tubesmarine heat exchanger componentscorrosion-resistant fastenersdesalination equipmentindustrial valve bodiessaltwater cooling systems

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.2757	eV/atom	—

Verified Unverified Low confidence (<80%) Link to source

Regulatory Screening

Environmental

Export Control

RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.

Cu1.75Ni0.25MnSn

Other Properties

Regulatory Screening

Environmental

Export Control