道路车辆 气压制动系 第2部分：管、锥面密封外螺纹接头和螺纹孔
Road vehicles—Pneumatic braking systems—Part 2: Pipes,male fittings and tapped holes with conical sealing surface
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发布于：2025-08-29
实施于：2026-06-05
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Road vehicles—Pneumatic braking systems—Part 2: Pipes,male fittings and tapped holes with conical sealing surface