Product | Product application |
Seamless steel tubes | for mechanical treatment - machine parts and general use |
Standard |
GOST |
Dimensional standard |
- 8732 | Seamless hot-formed steel pipes.
|
TDC |
- 8731 / 19281 | Seamless hot-formed steel pipes.
|
Steel grade |
|
Surface coating |
Without coating ... |
Chemical composition
|
C |
Si |
Mn |
P |
S |
Cr |
Ni |
min |
0 |
0.5 |
1.3 |
|
|
0 |
0 |
max |
0.12 |
0.8 |
1.7 |
|
|
0.3 |
0.3 |
Mechanical properties
|
Re (MPa) |
Re (ksi) |
Rm (MPa) |
Rm (ksi) |
A (%) |
min |
345 |
|
490 |
0 |
21 |
max |
- |
- |
0 |
- |
- |
GOST 10704 Seamless Steel Pipe Tolerance
Outside Diameter:
D 12 - 30 mm: ± 0,3 mm
D 32 - 51 mm: ± 0,4 mm
D 57 - 108 mm: ± 0,8 mm
Wall Thickness:
S 0,9 - 5 mm: ± 10%
KINGMETAL STEEL INDUSTRY CO.,LTD ,is a professional company in manufacturing and saling steel pipes and pipe fittings
tee, elbow ,reducer ,flanges). we are an old company in this area ,we start from
1989 and have rich exporting experience ...
Cooperating with us you will feel easy and safe !