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1. Способ термической обработки бериллиевой бронзы, включающий три цикла двухступенчатого старения при постоянной температуре первой ступени и температуре второй ступени выше первой, отличающийся тем, что, с целью повышения точности и стабильности деталей, старение на первой ступени осуществляют при 210-240°С, на второй ступени: первого цикла - при 270-280°С, второго цикла - при 290-305°С, третьего цикла - при 310-320°С.2. Способ по п.1, отличающийся тем, что выдержку на первой ступени осуществляют в течение 0,3-0,5 ч, на второй ступени - 1-1,1 ч.1. The method of heat treatment of beryllium bronze, which includes three cycles of two-stage aging at a constant temperature of the first stage and a temperature of the second stage above the first, characterized in that, in order to improve the accuracy and stability of parts, aging in the first stage is carried out at 210-240 ° C, at the second stage: the first cycle - at 270-280 ° С, the second cycle - at 290-305 ° С, the third cycle - at 310-320 ° С.2. The method according to claim 1, characterized in that the exposure at the first stage is carried out for 0.3-0.5 h, at the second stage - 1-1.1 h
SU3470692/02A1982-07-201982-07-20
METHOD OF THERMAL TREATMENT OF BERYLLIUM BRONZE
SU1082048A1
(en)
PROCEDURE FOR PREPARING 4'-DEMETHYL-EPIPODOPHYLLOTOXIN-BETA-D-ETHYLIDENE GLYCOCIDE AND ACYLER DERIVATIVES THEREOF USED AS THE PRESENT MATERIALS OF THE PROCEDURE
USE OF SUBSTITUTED N-TRIKLORMETYLTIODIKARBOKSIMIDER IN COMBINATION WITH N, N [-substituted BIS (2,4-diamino-s-triazine-6-YL) -OLIGOSULFIDER In vulcanizable KAUTSJUKBLANDINGER AND SUCH KAUTSJUKBLANDINGER.