Description
Forged Welding neck flange ASTM A105 for high pressure
ASTM A105 covers forged carbon steel piping components for ambient- and higher-temperature service in pressure systems. Included are flanges, fittings, valves, and similar parts ordered either to dimensions specified by the purchaser or to dimensional standards such as the Mss, ASME, and API. Welding neck flange will be introduced to visitors as follows.
1. ASTM A105 standard information
chemical composition,% by mass | |||||||||
C (MAX) | Mn | P (MAX) | S (MAX) | Si | Cu (MAX) | Ni (MAX) | Cr (MAX) | Mo (MAX) | V (MAX) |
0.35 | 0.60-1.05 | 0.035 | 0.040 | 0.1-0.35 | 0.40 | 0.40 | 0.30 | 0.12 | 0.08 |
Mechanical Properties | |
Tensile Strength, min, ksi (Mpa) | 70 (485) |
Yield Strength, min, ksi (Mpa) | 36 (250) |
Elongation in 2 in or 50mm,min,%: and over inthickness,strip tests | 30 |
When standard round 2-in or 50mm gauge length or smaller proportional sized specimen with the gauge length equal to 4D is used | 22 |
Reduction of area, min, % | 30 |
Hardness, HBW, MAX | 187 |
2. Welding neck flange/weld-neck flange
3. Sample: ANSI B16.5 welding neck flange RF CLASS 300 Size
4. Latest shipment for ASTM A105 welding neck flange DN200 300LBS
