16Mo3 is a European steel grade (EN 10028-2) that is equivalent to the American steel grade ASTM A204. Here are some key details about 16Mo3 pipes: Material: - Low-alloy steel - Chromium-molybdenum steel - Steel number: 1.5415 (EN) Chemical Composition: - Carbon (0.12-0.20%) - Manganese (0.40-0.90%) - Chromium (0.25-0.35%) - Molybdenum (0.25-0.35%) - Silicon (0.10-0.35%) - Phosphorus (0.025% max) - Sulfur (0.015% max) Mechanical Properties: - Yield Strength (220-275 MPa) - Tensile Strength (440-590 MPa) - Elongation (19-22%) - Impact Energy (KV) (40-60 J) Dimensions: - Outside Diameter (OD): 21.3mm to 711mm (0.84" to 28") - Wall Thickness (WT): 2.3mm to 100mm (0.09" to 3.94") - Length: Single random length (SRL), double random length (DRL), or custom lengths Pipe Types: - Seamless (SMLS) - Welded (ERW, SAW, or LSAW) Applications: - Power generation and transmission - Petrochemical and chemical processing - Oil and gas industry - Pressure vessels and boilers - High-temperature applications Certifications: - EN 10204 3.1 or 3.2 certification - API certification (if required)