- Cast & Forged[3]
- Stainless Steel Bars[8]
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- Other Metals & Metal Products[9]
- Nickel[2]
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- Contact Person : Mr. Lee Nick
- Company Name : Shanghai JW Steel Co., Ltd.
- Tel : 86-21-62666697
- Fax : 86-21-62999145
- Address : Shanghai,Shanghai,Room 2101, Yucheng Mansion, Line 1283 North Shaanxi Road, Putuo District, Shanghai City. China
- Country/Region : China
- Zip : 200060
cold drawing steel tube
cold drawing steel tube
GradeST 52
Metric size
Inside diameter from 40 to 250mm
Max length 14m.
Straightness: 0.5 /1000Tolerance INT: ISO H9Tubes are provided according to the norm EN10305-1
Typecold drawing
CHEMICAL COMPOSITION (%)
Si(Max) | Mn(Max) | C(Max) | P (Max.) | S(Max) |
0.50 | 1.6 | 0.22 | 0.025 | 0.025 |
MECHANICAL PROPERTIES
Tensile strength Min | Yield Point Min | Elongation % Min |
580N/mm2 | 420N/mm2 | 10 |
EXCENTRICITY
Outer Diameter | Excentricity |
< =125 mm | 5 % |
> 125 mm | 7 % |
measured according to the formula:
E = (max Wt min Wt)/( max Wt + min Wt) x 100 %
BORE OVALITY
The bore ovality is comprised in the 50 % of the inside diameter tolerances.
Marking: JW, ID, OD
Length: unfixed length or fixed length
Package: banding with steel strips, braiding parcel at outside
Conservation: Anti rust oiled coating on the inside and outside of the surface, plastic caps at both ends.
Impact test: -20, 27 J (only for special requirement)
cold drawing steel tube
