Standard implementation
– zinc-plated/ galvanized
– black (blanc)
Galvanizing on inquiry
– thick film passivation
– blue chrome
– black chrome
Thread design according to customer request
R/Rp-thread, G-thread…
Steel fittings and barrel nipples: according to DIN EN 10241
Materials: unalloyed quality bars
– steel fittings – 1.0715/1.0406
– barrel nipples – 1.0026/ 1.0345
Connection thread (DIN EN 10226-1):
external conical (R thread)
internal cylindrical (Rp thread)
Fastening thread (DIN ISO 228-1):
internal cylindrical (G thread)
internal cylindrical (G thread)
Suitable for: gas and water installation
(restricted application in the case of additionally chromated parts )
Design:
steel fittings: -black or
-galvanized according to DIN EN ISO 4042; blue galvanized, thick film passivation
barrel nipples: -black
-zinc-plated according to DIN EN 10240
-galvanized according to DIN EN ISO 4042; blue galvanized, thick film passivation
Pressure test:
-
operating pressure at temperatures Nominal pressure ND ./. 20°C – 120° C up 300° C Steel fittings 50 bar 40 bar Barrel nipples 32 bar 25 bar