TB/T 828-2005
机车车辆用球面弯头
Spherical elbow joints for locomotive and rolling stock
2005-06-27
HG/T 2131～2135-2021
搪玻璃30°弯头、45°弯头、60°弯头、90°弯头和180°弯头（2021）
HG/T 21573.4-1995
球面垫圈
1995-08-28
HB 5536-1983
球面接嘴
1984-08-23
HB 6196-1989
球面垫圈
1989-05-13
HB 6358-1989
球面垫圈
1989-05-13
HB 952-2000
球面接头
2000-09-20
GB/T 849-1988
球面垫圈
Washers with ball face
1988-02-06
GB/T 6403.1-2008
球面半径
Radii of sphere surfaces
2008-09-27
T/QGCML 3084-2024
非球面透镜
2024-02-03
NAS 182
Bearing - Plain Spherical
滑动球面轴承
1978-03-29
HB 5537-1983
全球面接嘴
1984-08-23
HB 3993-1987
球面支承帽
1987-04-08
HB 1358-1987
球面支承帽
1987-04-08
HB 1624-1987
球面支承钉
1987-04-08
HB 1627-1987
球面支承帽
1987-04-08
HB 3034-1989
球面冲头
1990-04-11
QC/T 356-2023
球面车轮螺母
2023-12-29
GB/T 1030-1988
内球面垫圈
Inner sphere washers
1988-12-22