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Categories | Hastelloy Pipe |
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Brand Name: | HT |
Model Number: | Duplex steel ASTM 312 S31254 N08367 seamless Stainless Steel pipe tube |
Certification: | PED SGS ISO TUV |
Place of Origin: | Jiangsu |
MOQ: | 50kg |
Price: | USD 20 KG |
Payment Terms: | L/C, T/T, Western Union |
Supply Ability: | 10000 KG MONTH |
Delivery Time: | 15-20 |
Packaging Details: | wooden case packing |
Material: | Duplex steel ASTM 312 S31254 N08367 seamless Stainless Steel pipe tube |
Name: | Duplex steel ASTM 312 S31254 N08367 seamless Stainless Steel pipe tube |
Surface: | Annealed |
Feature: | ASTM 312 S31254 N08367 |
Introduction: | INCOLOY alloys |
type: | Seamless Pipe and Tube |
· UNS: S31254
· EN Number: 1.4547
· EN Name: X1CrNiMoCuN20-18-7
· W.Nr.: 1.4529**
· SS: 2378*
· AFNOR: Z1 CNDU 20.18.06AZ*
CHEMICAL COMPOSITION OF ASTM A312 SMO 254 STAINLESS STEEL SEAMLESS PIPES
C | Si | Mn | P | S | Cr | Ni | Mo | N | Cu |
≤0.020 | ≤0.80 | ≤1.00 | ≤0.030 | ≤0.010 | 20 | 18 | 6.1 | 0.20 | 0.7 |
MECHANICAL PROPERTIES OF ASTM A312 SMO 254 STAINLESS STEEL SEAMLESS
PIPES
The following table shows mechanical properties of stainless steel
grade 254 SMO™.
Properties | Metric | Imperial |
Tensile strength | 680 MPa | 98600 psi |
Yield strength | 300 MPa | 43500 psi |
Modulus of elasticity | 195 GPa | 28300 ksi |
Shear modulus | 75 GPa | 10900 ksi |
Poisson’s ratio | 0.30 | 0.30 |
Elongation at break | 50 % | 50 % |
Hardness, Brinell | 210 | 210 |
ASTM A312 SMO 254 STAINLESS STEEL SEAMLESS PIPES PHYSICAL PROPERTIES The physical properties of stainless steel grade 254 SMO™ are tabulated below.
Specific Heat (0-100°C) | 500 | J.kg-1.°K-1 |
Thermal Conductivity | 14 | W.m -1.°K-1 |
Thermal Expansion | 16.5 | mm/m/°C |
Modulus Elasticity | 196 | GPa |
Electrical Resistivity | 8.5 | μohm/cm |
Density | 8.0 | g/cm3 |
THERMAL PROPERTIES FOR ASTM A312 SMO 254 STAINLESS STEEL SEAMLESS
PIPES
The thermal properties of stainless steel grade 254 SMO™ are
tabulated below.
Properties | Metric | Imperial |
Thermal expansion co-efficient (@20-100°C/68-212°F) | 16.5 µm/m°C | 9.17 µin/in°F |
Thermal conductivity | 14 W/mK | 97.2 BTU in/hr.ft².°F |
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