JB/T 7270.1-1994 Handle

This standard replaces GB 4141.1-84. This standard specifies the type, size and technical requirements of handles. JB/T 7270.1-1994 Handle JB/T7270.1-1994 Standard download decompression password: www.bzxz.net

Machinery Industry Standard of the People's Republic of China
JB/T7270～7277-94
Operating parts
Published on June 18, 1994
Ministry of Machinery Industry of the People's Republic of China
Implemented on January 1, 1995
Mechanical Industry Standard of the People's Republic of China
1 Subject content and scope of application
This standard specifies the type, size and technical requirements of the handle. 2 Reference standards
JB/T7276 Operating parts marking method
JB/T7277 Operating parts technical requirements
3 Type and size
The type and size of the handle shall be as specified in Figure 1 and Table 1. Type B
Report limit i7
Note: After consultation between the supply and demand parties, the end of the Type B hand truck may not be made with an internal hexagon socket. Approved by the Ministry of Machinery Industry on 1994-06-18
JB/T7270.1-94bzxz.net
Weight per piece
Implementation on 1995-01-01
4 Marking
4.1 The marking method shall be in accordance with the provisions of JB/T7276. 4.2 Marking example
JB/T 7270.1—94
Type A, d=6, L=50, l=10, 35 steel, the marking of sandblasted chrome-plated handle is: handle 6×50×10JB/T7270.1Type B, d,=M6, L=50, 35 steel, the marking of sandblasted chrome-plated handle is: handle BM6×50JB/T7270.15 Technical requirements
5.1 Material
35 pot: Q235-A.
5.2 Surface treatment
Sandblasted chrome plating (PS/D·Cr); Chrome plating ground light (D·L,Cr); Oxidation (H·Y). 5.3 Other technical requirements shall be in accordance with the provisions of JB/T7277. Additional notes:
This standard is proposed and managed by the Machinery Standardization Research Institute of the Ministry of Machinery Industry. This standard is drafted by the Machinery Standardization Research Institute of the Ministry of Machinery Industry, and Shanghai Machine Tool Accessories Factory No. 6 and Shanghai Machine Tool Factory. According to the Appendix 3 of the State Technical Supervision Bureau's Standard No. (1992) 549, it is adjusted to a national standard for industry standards. This standard replaces GB4141.1-84.
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