NA 109
DIN Standards Committee Petroleum and Natural Gas Industries
Standards
[CURRENT]
ASTM A 209/A 209M
ASTM A 209/A 209M
Standard Specification for Seamless Carbon-Molybdenum Alloy-Steel Boiler and Superheater Tubes
Title (German)
Nahtlose Rohre aus Molybdän-Kohlenstoff-Stahl für Kessel und Überhitzer