ISO 3304:1975 EN 7781d289
Plain end seamless precision steel tubes — Technical conditions for delivery
废止
发布日期 :
1975-11-01
实施日期 :
ISO 3304:1985 EN 7784e01c
Plain end seamless precision steel tubes — Technical conditions for delivery
废止
发布日期 :
1985-11-14
实施日期 :
ISO 3305:1976 EN 169b37ae
Plain end welded precision steel tubes — Technical conditions for delivery
废止
发布日期 :
1976-06-01
实施日期 :
ISO 2531:1979 EN 24bb06d8
Ductile iron pipes, fittings and accessories for pressure pipe-lines
废止
发布日期 :
1979-09-01
实施日期 :
ISO 2531:1986 EN eaddabe2
Ductile iron pipes, fittings and accessories for pressure pipelines
废止
发布日期 :
1986-12-18
实施日期 :
ISO 2547:1973 EN 5c0b5234
Welded plain end tubes made from unalloyed steel and without quality requirements
废止
发布日期 :
1973-06-01
实施日期 :
ISO 2604-4:1975 EN e5b15da7
Steel products for pressure purposes — Quality requirements — Part 4: Plates
废止
发布日期 :
1975-05-01
实施日期 :