| Model: | HD-C178 |
|---|---|
| Brand: | HUADONG |
| Origin: | Made In China |
| Category: | Metallurgy , Mining & Energy / Metallurgy & Mining / Piping Tubing |
| Label: | casing pipe , oil well casing , water well screen |
| Price: |
US $25
/ m
|
| Min. Order: | 10 m |
| Live Chat: | Last Online:27 Jan, 2015 |
|
Grade |
Yield Strength |
Tensil Strength |
Hardness |
Allowable Hardness Variation |
|||||
|
Min |
Max |
Min |
Max |
||||||
|
Psi |
Mpa |
Psi |
Mpa |
Psi |
Mpa |
Hrc |
Bhn |
Hrc |
|
|
J55 |
55,000 |
379 |
80,000 |
552 |
75,000 |
517 |
- |
- |
- |
|
K55 |
55,000 |
379 |
80,000 |
552 |
95,000 |
655 |
- |
- |
- |
|
N80 |
80,000 |
552 |
80,000 |
758 |
100,000 |
689 |
- |
- |
- |
Chemical Composition (%)
|
Grade |
Chemical Composition |
|||||||||
|
C |
Si |
Mn |
P |
S |
Cr |
Ni |
Cu |
V |
Als |
|
|
J55/K55 (37Mn5) |
0.34-0.39 |
0.20-0.35 |
1.25-1.50 |
≤0.02 |
≤0.015 |
≤0.15 |
≤0.20 |
≤0.20 |
|
≤0.02 |
|
N80 (36Mn2V) |
0.34-0.38 |
0.25-0.40 |
1.45-1.70 |
≤ 0.02 |
≤0.015 |
≤0.15 |
≤0.20 |
≤0.20 |
0.11-0.16 |
≤0.02 |
| Payment Terms: | TT/LC |
|---|---|
