GB/T 4169.1-1984 Plastic injection mold parts push rod

GB/T 4169.1-1984 Plastic injection mold parts push rod GB/T4169.1-1984 standard download decompression password: www.bzxz.net

National Standard of the People's Republic of China
Components of lslection mold for plastics -Ejector plns
This standard is applicable not only to push rods, but also to reset rods, modification rods or pull rods, etc. This standard is equivalent to the international standard ISO6751-1982 (E) size series. HRC 38-42
Marking example:
L= 160 push rod:
Push rod±6×160
Original size
Limit deviation
Diameter +8 inches
GB4169.1-84
National Bureau of Standards 1964-02-27
HRC:50~55
UDC 621.725.20
GB 4169.1-84
The rest 5
1985-0101 implementation
d (f6)
Basic size
Limit deviation
Note, ① "Spring" is a non-preferred value. S
GB4169.1-84
②d is for 3.2, 4.2, 6.2, 6.2, 8.2, 10.2 sizes. Material: T8AGB1298-77 "Technical Conditions for Carbon Tool Steel". 260
Note: 65MnGB69965 "High-quality Carbon Structural Steel Grades and General Technical Cases" is allowed for diameters below 6 mm. Technical conditions:wwW.bzxz.Net
Complex. The working end face is not allowed to have a center hole. The working end edge is not allowed to be blunt.
Others are in accordance with GB4170-84 "Technical Conditions for Plastic Injection Mold Parts". c.
Additional Notes:
This standard was proposed by the Ministry of Machinery Industry of the People's Republic of China and is under the jurisdiction of the Guilin Electric Science Research Institute of the Ministry of Machinery Industry. mm
This standard was drafted by Guilin Electric Science Research Institute of the Ministry of Machinery Industry, Shanghai Plastics Mould Factory of the Ministry of Light Industry, Chongqing Radio Factory of the Ministry of Electronics Industry, Shanghai Spark Mould Factory of Shanghai, Beijing Qingyun Instrument Factory of the Ministry of Aviation Industry, and Taiyuan Weidong Chemical Factory of the Ministry of Ordnance Industry. The main drafters of this standard are Zhang Ansheng, Zhao Yunjie, Yang Bingxin, Wang Xu, Wei Min, and Wu Zhengyuan.
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