ASTM A312 UNS S34700 steel pipe, ASTM A312 TP347 steel pipe, 347 stainless steel pipe, Stainless Steel 347 tube, SS 347 Pipe, AISI 347 steel pipe, ASTM A312 stainless steel pipe supplier
UNS S34700 is the alloy exhibits good general corrosion resistance, it has higher creep stress and rupture properties when compared with 304, TP347 is accepted by the ASME Pressure Vessel Code, Section VIII Division 1, and by the Chemical Plant and Refinery Piping Code, for service at temperatures as low as −425°F[−250°C] without qualification by impact tests. ASTM A312 UNS S34700 steel pipe covers heavily cold worked austenitic
stainless steel pipes.
ASTM A312 UNS S34700 steel pipe Chemical composition
| Element |
Chromium |
Nickel |
Carbon |
Manganese |
Phosphorus |
Sulfur |
Silicon |
Columbium & Tantalum |
Iron |
| UNS S34700 |
17.00 min.-19.00 max. |
9.00 min.-13.00 max. |
0.08 |
2 |
0.045 |
0.03 |
0.75 |
10 x (C + N) min.-1.00 max. |
Balance |
ASTM A312 UNS S34700 Physical Properties
Density
0.288 lbs/in3
7.96 g/cm3
Specific Heat
0.12 BTU/lb-°F (32 – 212°F)
500 J/kg-°K (0 – 100°C)
Modulus of Elasticity
28.0 x 106 psi
193 GPa
Thermal Conductivity 200°F (100°C)
133 BTU/hr/ft2/ft/°F
16.3 W/m-°K
Melting Range
2550 – 2635°F
1398 – 1446°C
Electrical Resistivity
72 Microhm-cm at 20°F
ASTM A312 UNS S34700 steel pipe Specification
Type: seamless / welded
Outside Diameter: 1/4"~48"
Wall Thickness: SCH5, SCH10, SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Manufacture Process: Hot rolling /Hot work ,Cold rolling
Manufacturing Standards: ASME B36.19, ASME B36.10
