GB 8594-1988 Fuel filling port dimensions for earth-moving machinery GB8594-1988 Standard download decompression password: www.bzxz.net

National Standard of the People's Republic of China
Earth-moving machinery Dimensions of fuel filler opening
: 621.43.032
GB 8594-88
This standard is equivalent to the international standard ISO3541-1985 "Earth-moving machinery-Dimensions of fuel filler opening". Subject content and scope of application
1.1 This standard specifies the type and size of fuel filler openings and fuel filler caps for earth-moving machinery. 1.2 This standard is applicable to earth-moving machinery.
2 Terminology
2.1 The terminology of the fuel filler opening related parts is shown in Figure 1. 2.2
The terms in Figure 1 are applicable to different structures Fuel filling port. Xinfeng
Xiangfengsu
Fuel filling port
Threaded
3 Types and nominal dimensions
Fuel filling port
Card type
3.1 The types of fuel filling ports are divided into threaded type and bayonet type, and their nominal dimensions shall comply with the provisions of Table 1. Approved by the State Machinery Industry Commission on December 23, 1987 and implemented on January 1, 1989
Nana pattern
Bayonet type
GB 8594—88
Table 1 Type and nominal dimensions of fuel filling port Nominal dimensions
The type and nominal dimensions of fuel filling port shall be selected by the manufacturer. The following requirements shall be taken into consideration when selecting: a.
Easy to fill;
The size of the port shall allow the filling pipe to be inserted; prevent foreign matter from entering the fuel tank;
Use an oil filter, the size and structure of which shall ensure sufficient flow when filling the fuel; an oil dipstick may be used instead of a fuel level indicator to measure the oil level. Threaded filling port dimensions
The fuel filling port is shown in Figure 2.
4.2 The dimensions of the fuel filling port shall comply with the provisions of Table 2. Table 2 Threaded fuel filling port dimensions
Nominal dimensions
4.3 Marking examples,Www.bzxZ.net
Nominal thread size d
M60X 3-6 f
M90X3-6 f
M120X3-6 f
Threaded fuel filler port with nominal size 75 mm
Threaded fuel filler port 75GB8594
See Figure 3 for fuel filler cap
4.5 The dimensions of the fuel filler cap shall comply with the provisions of Table 3. GB 8594--88
Table 3 Dimensions of threaded fuel filler cap
Nominal dimensions
4.6 Marking example
Threaded fuel filler cap with nominal size 75 mm. Threaded fuel filler cap 75GB8594.
5 Dimensions of bayonet-type fuel filler port
See Figure 4 for fuel filler port.
5. 2 The dimensions of the fuel filler cap shall comply with the provisions of Table 4. Nominal size of thread
M60X3-6 H
M90X3-6H
M120X3-6H
BB Expand
Nominal size
5.3 Marking example
CB8594-88
Dimensions of bayonet-type fuel filling port
Bayonet-type fuel filling port with a nominal size of 80 mm.
Bayonet-type fuel filling port 80 GB 8594.
5.4 See Figure 5 for the fuel filling port cap.
Figure 5 does not limit the structure of the fuel filling port cap, and its structure is selected by the manufacturer. 2
5.5 The dimensions of the fuel filling port cap shall comply with the provisions of Table 5. 6
Nominal size
Marking example
GB 8594—88
Dimensions of bayonet fuel filler cap
Nominal size 80 mm bayonet fuel filler cap. Bayonet fuel filler cap 80 GB8594.
6 Fastening of fuel filler cap
The fuel filler cap should be permanently fastened to the fuel tank or machine by means of chains, ropes, etc. The connection method should be suitable for the type of machine and the type of fuel. Additional remarks:
This standard was drafted by Tianjin Engineering Machinery Research Institute.
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