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ASTM A105 Carbon Steel Series B Weldneck Flange B16.47 for Piping Applications
With 30 years of experience in the piping components industry, Yuhong specializes in manufacturing ASTM A105 carbon steel Series B weldneck flanges conforming to B16.47, tailored for diverse piping applications. Having exported to 85 countries, the company has built a solid reputation worldwide, leveraging reliable quality and professional services to stand out in the global piping components market.
ASTM A105 Carbon Steel Series B Weldneck Flange Chemical Requirements
Element
Carbon
Manganese
Phosphorus
Sulfur
Silicon
Copper
Nickel
Chromium
Molybdenum
Vanadium
Composition, %
0.35 max
0.60 - 1.05
0.035 max
0.040 max
0.10 - 0.35
0.40 max
0.40 max
0.30 max
0.12 max
0.08 max
ASTM A105 Carbon Steel Series B Weldneck Flange Mechanical Requirements
Tensile strength, min, ksi [MPa]
70 [485]
Yield strength, min, ksi [MPa]
36 [250]
Hardness, HBW, max
197
Computed Minimum Values
Wall Thickness
Elongation in 2 in. or 50 mm, min, %
in.
mm
5/16 (0.312)
7.9
30
9/32 (0.281)
7.1
28.5
1/4 (0.250)
6.4
27
7/32 (0.219)
5.6
25.5
3/16 (0.188)
4.8
24
5/32 (0.156)
4
22.5
1/8 (0.125)
3.2
21
3/32 (0.094)
2.4
19.5
1/16 (0.062)
1.6
18
ASTM A105 Carbon Steel Series B Weldneck Flange B16.47 for Piping Applications
Energy Sector
Used in oil & gas exploration, refining, and power generation, handling high-pressure fluids in pipelines.
Petrochemical Industry
Ideal for petrochemical processes, connecting pipelines that transport chemicals, solvents, and petroleum products.
Infrastructure and Construction
Applied in building HVAC, water supply, and drainage systems, as well as in bridge and tunnel pipelines.
Mechanical and General Industrial Applications
Connects pipelines in industrial machinery, sewage treatment, and equipment like pumps and boilers.
Yuhong Group is one of the large scale group company in China, more than 35 years experience in the international market, providing high-quality services to over 3000 customers, end user which like Aramco, Petrobras, Pemex, Petronas, Ecopetro, Petroecuador, …. till now Yuhong Grou...
Yuhong Group is one of the large scale group company in China, more than 35 years experience in the international market, providing high-quality services to over 3000 customers, end user which like Aramco, Petrobras, Pemex, Petronas, Ecopetro, Petroecuador, …. till now Yuhong Grou...