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Qingdao Iron&Steel International Co., Ltd.
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Seamless Steel pipe With High Precision of Size
| Payment Terms: | T/T,L/C |
| Place of Origin: | Shandong, China (Mainland) |
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Product Detail
Seamless Steel pipe With High Precision of Size
Standard: GB/T8162, GB/T8163, GB/T3639, DIN2391-2
Steel material:20#
Seamless Steel pipe With High Precision of Size
Standard: GB/T8162, GB/T8163, GB/T3639, DIN2391-2
Steel material: 20#(AISI 1020/DIN1.0402 C22), 45#(ASTM 1045,DIN45), 20Cr, Q345B, etc
Technique: Cold rolling
OD: 21mm~416mm
Wall thickness: 0.8mm~20mm
Usage: widely used for mechanical processing, Automobile industry, hydraulic equipments
Advantages of our high precision seamless pipe:
1. Smaller caliber
2. Accept small qty order
3. Cold rolling technique, with tolerance ±0.1mm(outer diameter).
4. Good surface treatment
5. The pipe with superior performance, suitable for mechanical making
Chemical Composition
Material | Chemical composition (%) | ||||||
C | Mn | P | S | Si | Ni | Cu | |
20# AISI 1020 | 0.17~0.23 | 0.35~0.65 | ≤0.035 | ≤0.035 | 0.17~0.37 | ≤0.3 | ≤0.25 |
45# ASTM1045, DIN45 | 0.42~0.5 | 0.5~0.8 | ≤0.04 | ≤0.045 | 0.17~0.37 | ≤0.25 | ≤0.25 |
Mechanical Properties
Steel material | Tensile Strength Mpa | Yield strength Mpa | Elongation % | Hardness | Straightness |
20# | ≥510 | ≥245 | ≥25 | ≤156HB | 0.3~1.0 |
45# | ≥647 | ≥355 | ≥16 | ≤HRC62 | 0.3~1.0 |
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Company Info
Qingdao Iron&Steel International Co., Ltd. [China (Mainland)]
Business Type:Trading Company
City: Qingdao
Province/State: Shandong
Country/Region: China (Mainland)
