BW 31 for hot water BW 31 A for thermal oils > L BW 31, DN 1525 mm External setting devicefor BW 31 BW 31 PN 40 Material 1.0460 (P250GH / C 22.8) / ASTM A105 Size (DN) 15, 20, 25 Connection Flanged to EN PN 40 Service pressure PMA [bar] 40 37.3 30.2 25.8 23.1 Inlet temperature TMA [ְC] 20 100 200 300 400 BW 31 PN 25 Material 1.0460 (P250GH / C 22.8) / ASTM A105 Size (DN) 40 Connection Flanged to EN PN 25 Service pressure PMA [bar] 25 23.3 19.4 16.1 14.4 Inlet temperature TMA [C] 20 100 200 300 400 BW 31A PN 40 Material 1.0460 (P250GH / C 22.8) / ASTM A105 Size (DN) 15, 20, 25 Connection Flanged to EN PN 40 Service pressure PMA [bar] 40 37.3 30.2 25.8 23.1 Inlet temperature TMA [аC] 20 100 200 300 400 BW 31A PN 25 Material 1.0460 (P250GH / C 22.8) / ASTM A105 Size (DN) 40 Connection Flanged to EN PN 25 Service pressure PMA [bar] 25 23.3 19.4 16.1 14.4 Inlet temperature TMA [C] 20 100 200 300 400 Admissible differential pressure (upstream pressure 6 minus downstream pressure) ТȆ PMX [bar] > TypeConnectionsOverall length L [mm]DN 15DN 20DN 25DN 40 > 1 / > 2 " > 3 / > 4 "1"1 > 1 / > 2 " BW 31 Flanged EN PN 25150150160200Flanged ASME 150150150160200Screwed sockets959595 > Setting devicefor BW 31A BW 31A Flanged EN PN 25150150160200Flanged ASME 150150150160200Screwed sockets959595֖ >