钢衬塑管道标准翻译1-7? 5.1.3 lining flare diameter —the outside diameter of the flare covering the gasket portion of the flange or the full face of lap-joint stub end shall not be less than the diameter specified in table 7. the flared portion of the lining shall be concentric with the flared portion of the pipe within 1.6mm. 注:红色部分为重点 查看更多