high quality brass copper washer machine

high quality brass copper washer machine    Product Description high quality brass copper washer machine commonly known as oxygen free copper gaskets,Copper Ring Gasket adopts mechanical cutting method and its excellent softness can fill uneven parts on the surface of the flange.Application temperature range, low leakage. 1. high quality brass copper washer machine performance:
Around use temperature: 500 °C, melting point: 500 °C, hardness: 60 or higher hb before quenching, quenching after 45 hb or less.
2.high quality brass copper washer machine has good sealing performance, can be made by cold, thermoplastic processing all kinds of semi-finished products and finished products, to ensure that the metal surface and flange sealing surface fit closely.Apply the highest temperature is 800 degrees.Apply pressure 2.0 Mpa - 42 Mpa.  
3.The purpose of high quality brass copper washer machine annealing is to soften it.When it is necessary to bend was to prevent the fracture and shrinkage cavity (tube), need annealing.If only seal, don't need annealing.When installation, as long as the fastening, can seal.  Detailed Images high quality brass copper washer machine      high quality brass copper washer machine high quality brass copper washer machine   high quality brass copper washer machine   high quality brass copper washer machine   high quality brass copper washer machine    high quality brass copper washer machine application area   Properties of produc  

The mechanical properties of ordinary copper sheet
Performance	value
	Worked copper	Annealed copper	Cast copper
Elastic stress σ e/MPa	280-300	20-50	--
Yield strength σ s/MPa	640-350	50-70	--
Tensile strength σ b/MPa	370-420	220-240	170
The rate of elongation δ/%	4-6	45-50	--
The rate of contraction section ψ /%	35-45	65-75	--
Hardness of HBS	110-130	35-45	40
Shear strength σ t/MPa	210	150	--
The impact toughness σ k/J.	--	16-18	--
Compressive strength σ y/MPa	--	--	157
Brusquerie upsetting φ /%	--	--	65

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Product Categories : Copper Gasket