Abstract: Disclosed is a grinding wheel for online measurement of a grinding force, including a grinding wheel part with a grinding wheel base, CBN abrasive sheets and grinding wheel cover plate, and an acquisition part with tangential, axial, radial strain gauges and a signal unit for signal acquisition and transmission. A concave side end face of the grinding wheel base is provided with a signal unit mounting groove, the grinding wheel cover plate is sealed with the concave side end face, and the CBN block abrasive sheets are bonded on an outer circumferential surface of the grinding wheel base; the tangential, axial and radial strain gauges are respectively arranged on the outer circumferential surface along tangential and axial directions and in the signal unit mounting groove along radial direction; signal output ends of the tangential, axial and radial strain gauges are respectively connected with an input end of the signal unit.

Abstract: Disclosed is a grinding wheel for online measurement of a grinding force, including a grinding wheel part with a grinding wheel base, CBN abrasive sheets and grinding wheel cover plate, and an acquisition part with tangential, axial, radial strain gauges and a signal unit for signal acquisition and transmission. A concave side end face of the grinding wheel base is provided with a signal unit mounting groove, the grinding wheel cover plate is sealed with the concave side end face, and the CBN block abrasive sheets are bonded on an outer circumferential surface of the grinding wheel base; the tangential, axial and radial strain gauges are respectively arranged on the outer circumferential surface along tangential and axial directions and in the signal unit mounting groove along radial direction; signal output ends of the tangential, axial and radial strain gauges are respectively connected with an input end of the signal unit.

Abstract: The present invention relates to a base material for high temperature alloy and a process for manufacturing the same. The base material includes following components (by weight): 10-45% Cr, 0.5-12% Nb, 0.7-2.5% Ti, ?9.0% Mo, ?8.0% W, ?2% Mn, ?1.0% Si, ?2.0% Al, ?0.5% C, ?0.032% O, ?0.032% N,?0.01% S, ?0.02% P, and balance being Fe and unavoidable impurities. The process for manufacturing the base material for high temperature alloy includes following steps: providing raw materials according to the target composition; charging the raw materials in a crucible uniformly layer and layer according to a certain sequence, smelting in vacuum condition; after the materials being melted completely, holding the melt at a temperature; and casting ingot, and cooling to obtain a base material for high temperature alloy.

Abstract: The present invention relates to a base material for high temperature alloy and a process for manufacturing the same. The base material includes following components (by weight): 10-45% Cr, 0.5-12% Nb, 0.7-2.5% Ti, ?9.0% Mo, ?8.0% W, ?2% Mn, ?1.0% Si, ?2.0% Al, ?0.5% C, ?0.032% O, ?0.032% N,?0.01% S, ?0.02% P, and balance being Fe and unavoidable impurities. The process for manufacturing the base material for high temperature alloy includes following steps: providing raw materials according to the target composition; charging the raw materials in a crucible uniformly layer and layer according to a certain sequence, smelting in vacuum condition; after the materials being melted completely, holding the melt at a temperature; and casting ingot, and cooling to obtain a base material for high temperature alloy.