DIN 28184-1:2009-01
Tubular heat exchangers with two fixed heads - Part 1: Internal tube type 25, triangular tube pitch 32 - Number and pattern of tubes
Publication date: 2009-01
DIN 28184-2:2009-01Tubular heat exchangers with two fixed heads - Part 2: Internal tube type 25, square tube pitch 32 - Number and pattern of tubes
Publication date: 2009-01
DIN 28184-5:2010-09Tubular heat exchangers with two fixed heads - Part 5: Examples
Publication date: 2010-09
要是有
DIN 28184-3
DIN 28184-4
请提供啊！
DIN 28184-12009-01.pdf (616.12 KB) 
