-
- JB 3930.29-1985 宽角铁
- JB3930.29-1985
-
- JB 3930.26-1985 加筋角铁
- JB3930.26-1985
-
- JB 3930.24-1985 60宽双槽伸长板
- JB3930.24-1985
-
- JB 3930.23-1985 60宽单槽伸长板
- JB3930.23-1985
-
- JB 3930.21-1985 加长空心支承
- JB3930.21-1985
-
- JB 3930.19-1985 方空心支承
- JB3930.19-1985
-
- JB 3930.18-1985 小长方空心支承
- JB3930.18-1985
-
- JB 3930.17-1985 紧固支承
- JB3930.17-1985
-
- JB 3930.15-1985 对称槽大长方支承
- JB3930.15-1985
-
- JB 3930.13-1985 筒式小长方支承
- JB3930.13-1985
