Yuhong Group Co.,Ltd
Yuhong Holding Group Co.,LTD
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ASTM A403 (ASME SA403) WP304-S Stainless Steel End Cap Butt Weld Fitting for Power Plants
YUHONG GROUP deal with stainless steel seamless pipe and tube already more than 33 years, every year sell more than 80000 tons of stainless steel seamless pipe and tube. Our client already cover more than 65 countries. Our stainless steel seamless pipe and tube was width used in Mining, Energy, Petrochemical, Chemical Industry, Food plant, Paper plant, Gas and Fluid Industry etc.
What is the Stainless steel cap?
Stainless steel cap also known as plug or head. Purpose: Welded to the pipe end or installed on the pipe end of the external thread to cover the pipe fittings. It is used to close the pipeline and has the same function as the plug.
Description
ASTM A403 WP304 pipe fittings mean the pipe fittings which material is Wrought Austenitic Stainless grade A403 WP304,they are used for the pressure piping systems of moderate and high temperature services.ASTM A403 is the standard of pipe fittings material,it indicates the materials properties of different kinds of stainless steel,WP304 is one of the steel grade in this standard.304 a kind of common stainless steel,it is widely used to make for the manufacture of equipment and parts which needs good comprehensive performance,corrosion resistance and formability.In order to keep inherent corrosion resistance of stainless steel,steel must contain more than 18% chromium and more than 8% nickel.ASTM A403 WP304 is the most common stainless steel pipe fittings material.(ASTM A403 WP304 Standard Specification)
SA 403 Gr WP304 Chemical Composition
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| Stainless Steel 304 Pipe Fittings | min. max. | - 0.08 | - 2.0 | - 0.75 | - 0.045 | - 0.030 | 18.0 20.0 | - | 8.0 10.5 | - 0.10 |
SS 304 Pipe Fittings Mechanical Properties
|
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| SS 304 | 8.0 g/cm3 | 1400 °C (2550 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
ASME SA403 304/304L Equivalent Grades
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
| SS 304 | 1.4301 | S30400 | SUS 304 | 304S31 | 08Х18Н10 | Z7CN18‐09 | X5CrNi18-10 |
Application of ASTM A403 WP304 Stainless Steel Pipe Fittings
Industrial Boilers
Power Plants
Nuclear Plants
Oil & Gas Industry
Refineries
Ship Building
Heat Exchangers
Condensers
Paper & Pulp
Marine Applications
Nuclear Power
Fossil Fuel Power Plants