ASTM SB729 seamless pipe stockist, check ASTM B729 Seamless Tube
Superior Steel Overseas is are ISO 9001 & PED approved Supplier of ASTM B729 UNS N08020 Pipe .We are well known Exporter of ASTM B729 Pipes & ASTM B729 Seamless Pipe & now we became Distributor of ASTM B729 UNS N08024 Pipe & ASTM B729 Seamless Tubes.We are largest Stockiest of ASTM B729 Tubing with huge inventory
of ASTM B729 UNS N08026 Seamless Pipe, ASTM B729 Round Pipe, ASTM B729 Seamless Tubing, ASTM B729 Square Tube and ASTM B729 heat exchanger tube. We have distribution cenetrs in the UK, the USA , Germany, Sweden, and Mexico, with
a sales and service center network close to our customers worldwide.
ASTM B729 Seamless Pipes and Tubes Specifications
| Size |
6.00 mm OD up to 914.4 mm OD |
| Thickness |
0.3mm – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS |
| Length |
Within 13500mm |
| Type |
ASTM B729 Seamless Pipes, ASTM B729 Seamless Tubes |
| Grades |
UNS N08020, UNS N08024, UNS N08026 |
ASTM B729 Grades
- ASTM B729 UNS N08020
- ASTM B729 UNS N08024
- ASTM B729 UNS N08026
ASTM B729 Pipe and Tube Test Certificates
- EN 10204/3.1B,
- Raw Materials Certificate
- 100% Radiography Test Report
- Third Party Inspection Report, etc.
ASTM B729 UNS N08020 Chemical Composition
| Alloy 20 |
Ni |
C |
Mo |
Mn |
Si |
Fe |
Cu |
S |
P |
Cr |
| 32 – 38 |
0.02 max |
2 – 3 |
1 – 2 |
0.7 max |
Bal |
3 – 4 |
0.005 max |
0.02 max |
19 – 21 |
ASTM B729 UNS N08020 Mechanical Properties
| Density |
Melting Point |
Yield Strength (0.2%Offset) |
Tensile Strength |
Elongation |
| 8.1 g/cm3 |
1443 °C (2430 °F) |
Psi – 35000 , MPa – 241 |
Psi – 80000 , MPa – 551 |
30 % |
ASTM B729 UNS N08020 Equivalent
| STANDARD |
UNS |
WERKSTOFF NR. |
AFNOR |
EN |
JIS |
BS |
GOST |
| Alloy 20 |
N08020 |
2.4660 |
Z2NCUD31-20AZ |
NiCr20CuMo |
– |
– |
– |
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