HG/T21524-2005 Manhole Construction Diagrams
Thread Content
As the title suggests, it’s very difficult to find construction drawings for chemical industry standards. According to the catalog of the 2005 version, no construction drawings for RF 500-1.6 have ever been released:dizzy: If anyone on HCBBS is looking for such drawings, they can save themselves the trouble:handshake
21524 is suitable for nominal pressures of PN2.5~6.3MPa; therefore, the 500-1.6 you mentioned probably does not fall under the category of 21524, so it certainly cannot be found~~