GB/T 21959-2008 Tractor-trailer combination—Specifications

GB/T 13881-1992 Pneumatic braking connections between motor vehicles and towed vehicles GB/T 13881-2019 Road vehicles—Pneumatic braking connections between towing vehicles and trailers GB 1589-2004 Limits of dimensions, axle load and masses for road vehicles GB/T 3871.1-1993 Test methods for agricultural wheeled and tracklaying tractors—Part 1:General requirements GB/T 3871.1-2006 Agricultural tractors—Test procedures—Part 1:General requirements GB/T 3871.2-1993 Test methods for agricultural wheeled and tracklaying tractors—Part 2:Measurements of tractor parameters GB/T 3871.2-2006 Agricultural tractors—Test procedures—Part 2:Measurements of tractor parameters GB/T 3871.3-1993 Test methods for agricultural wheeled and tracklaying tractors—Part 3:PTO power tests GB/T 3871.3-2006 Agricultural tractors—Test procedures—Part 3:Power tests for power take-off GB/T 3871.3-2025 Agricultural tractors—Test procedures—Part 3:Power tests for power take-off GB/T 3871.4-1993 Test methods for agricultural wheeled and tracklaying tractors—Part 4:Hydraulic lifting capacity and power tests GB/T 3871.4-2006 Agricultural tractors—Test procedures—Part 4:Rear three-point linkage lifting capacity GB/T 3871.4-2025 Agricultural tractors—Test procedures—Part 4:Rear three-point linkage lifting capacity GB/T 3871.5-1993 Test methods for agricultural wheeled and tracklaying tractors—Part 5:Turning and clutch operating tests GB/T 3871.5-2006 Agricultural tractors—Test procedures—Part 5:Turning and clearance diameters GB/T 3871.5-2022 Agricultural tractors—Test procedures—Part 5:Turning and clearance diameters GB/T 3871.6-1993 Test methods for agricultural wheeled and tracklaying tractors—Part 6:Braking tests GB/T 3871.6-2006 Agricultural tractors—Test procedures—Part 6:Determination of braking performance GB/T 3871.7-1993 Test methods for agricultural wheeled and tracklaying tractors—Part 7:Measurements of operator's field vision GB/T 3871.7-2006 Agricultural tractors—Test procedures—Part 7:Operator’s field of vision GB/T 3871.7-2025 Agricultural tractors—Test procedures—Part 7:Operator′s field of vision to the front GB/T 3871.8-1993 Test methods for agricultural wheeled and tracklaying tractors—Part 8:Measurements of noise GB/T 3871.8-2006 Agricultural tractors—Test procedures—Part 8:Noise measurement GB/T 3871.9-1993 Test methods for agricultural wheeled and tracklaying tractors—Part 9:Drawbar power tests GB/T 3871.9-2006 Agricultural tractors—Test procedures—Part 9:Power tests for drawbar GB/T 3871.9-2025 Agricultural tractors—Test procedures—Part 9:Power tests for drawbar GB/T 3871.10-1993 Test methods for agricultural wheeled and tracklaying tractors—Part 10:Low temperature starting tests GB/T 3871.10-2006 Agricultural tractors—Test procedures—Part 10:Low temperature starting GB/T 3871.11-1993 Test methods for agricultural wheeled and tracklaying tractors—Part 11:Suitability tests for hot atmosphere GB/T 3871.11-2005 Agricultural tractors—Test procedures—Part 11:Suitability tests for hot atmosphere GB/T 3871.12-1993 Test methods for agricultural wheeled and tracklaying tractors—Part 12:Working tests GB/T 3871.12-2005 Agricultural tractors—Test procedures—Part 12:Working tests GB/T 3871.13-2006 Agricultural tractors—Test procedures—Part 13:Measurement of exhaust smoke GB/T 3871.14-2006 Agricultural tractors—Test procedures—Part 14:Partial power PTO—Non-mechanically transmitted power GB/T 3871.15-2006 Agricultural tractors—Test procedures—Part 15:Centre of gravity GB/T 3871.15-2025 Agricultural tractors—Test procedures—Part 15: Centre of gravity GB/T 3871.16-2006 Agricultural tractors—Test procedures—Part 16:Axle power determination GB/T 3871.17-2006 Agricultural tractors—Test procedures—Part 17:Engine air cleaner GB/T 3871.18-2006 Agricultural tractors—Test procedures—Part18:Hydraulic power at tractor/implement interface GB/T 3871.18-2022 Agricultural tractors—Test procedures—Part 18:Hydraulic power at tractor/implement interface GB/T 3871.19-2006 Agricultural tractors—Test procedures—Part 19:Steering capability of wheeled tractors GB/T 3871.20-2015 Agricultural tractors—Test procedures—Part 20:Test methods of tractor bumpiness GB/T 3871.21-2015 Agricultural tractors—Test procedures—Part 21:Stability GB/T 4330-2003 Agricultural trailer GB/T 4330-2024 Agricultural trailer GB/T 4331-2003 Test methods for agricultural trailer GB/T 4331-2024 Agricultural trailer—Test methods GB 4785-1998 Prescription for installation of the external lighting and light signaling devices for motor vehicles and their trailers GB 4785-2007 Prescription for installation of the external lighting and light-signaling devices for motor vehicles and their trailers GB 4785-2019 Prescription for installation of the external lighting and light-signalling devices for motor vehicles and their trailers GB/T 6229-1995 Methods of test for walking tractor GB/T 6229-2007 Test methods for walking tractors GB/T 6960.1-1995 Tractor terminology—Complete tractor GB/T 6960.1-2007 Tractor terminology—Part 1:Complete tractor GB/T 6960.1-2025 Tractor terminology—Part 1:Complete tractor GB 7258-2004 Safety specifications for power-driven vehicles operating on roads GB/T 9480-2001 Tractors machinery for agriculture and forestry,powered lawn and garden equipment—Operator's manuals—Content and presentation GB 11567.1-2001 Motor vehicles and trailers—Lateral protection requirements GB 11567.2-2001 Motor vehicles and trailers—Rear underrun protection requirements GB/T 13875-1992 The general specification for walking tractors GB/T 13875-2004 General requirement of walking tractors GB/T 13875-2015 Walking tractors—General requirement GB/T 15370-1994 General specifications for agricultural wheeled and tracking tractors GB/T 15370-2004 General requirement of agricultural wheeled tractors and crawler tractors GB/T 15370.1-2012 General requirement of agricultural tractors—Part 1:under 50 kW wheeled tractors GB/T 15370.2-2009 General requirement of agricultural tractors—Part 2:50 kW～130 kW wheeled tractors GB/T 15370.2-2025 Agricultural tractors—General requirement—Part 2:50 kW～130 kW wheeled tractors GB/T 15370.3-2012 General requirement of agricultural tractors—Part 3:Over 130 kW wheeled tractors GB/T 15370.3-2025 Agricultural tractors—General requirement—Part 3:Over 130 kW wheeled tractors GB/T 15370.4-2012 General requirement of agricultural tractors—Part 4:Crawler tractors GB/T 15370.5-2012 General requirement of agricultural tractors—Part 5:Belt-drive wheeled tractors GB/T 15370.6-2016 Agricultural tractors—General requirements—Part 6:Four-wheel boat tractors GB/T 15370.7-2017 Agricultural tractors—General requirement—Part 7:Three-wheel boat tractors GB/T 19408.1-2003 Agricultural vehicles—Mechanical connections between towed and towing vehicles—Part 1:Dimensions of hitch-hooks GB/T 19497-2004 Agricultural vehicles—Mechanical hook-type connections on towing vehicles—Test methods and requirements GB/T 20948-2007 Rear-view mirrors requirements for agricultural and forestry tractors GB/T 20948-2025 Tractors for agriculture and forestry—Devices for indirect vision—Technical specification GA 406-2002 Vehicle Reflective Signage