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Chengdu Derbo Steel Co., Ltd.
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precision seamless steel pipes
| Price: | 500.0~1000.0 USD |
| Payment Terms: | T/T,L/C,WU |
| Place of Origin: | Sichuan, China (Mainland) |
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Product Detail
1. precision seamless steel pipes
2. Steel grade:A519 1010 1020 4130 4150
3.ISO9001&CE
High precision seamless cold draw steel pipe
| Thickness: | 2.5 - 20 mm | Section Shape: | Round | Outer Diameter: | 40 - 200 mm |
| Place of Origin: | Shandong China (Mainland) | Secondary Or Not: | Non-secondary | Application: | Hydraulic Pipe |
| Technique: | Cold Drawn | Certification: | ISO9001:2000 | Surface Treatment: | smooth |
| Alloy Or Not: | Non-alloy | Grade: | 20# | color: | customized |
| Length: | customized | Standard: | GB/T8162,GB/T8163,GB/T 3087,GB 5130 |
Commodity name: High precision seamless cold draw steel pipe
Suitable for hydraulic cylinder tubes,honing or skiving and roller burnishing cylinder tubes
Dimensions tolerance
Grade | OD(mm) | ID (mm) | Tolerance | ||||
OD (mm) | ID (mm) | Wall thickness deviation (mm) | Ovality (mm) | Curvature(mm/m) | |||
20# | 40-74 | 30-65 | ±.01 | -0.3,-0.5 | ≤0.5 | ≤0.1 | 0.3 |
74-98 | 65-85 | ±.01 | -0.4,-0.6 | ≤0.5 | ≤0.15 | 0.3 | |
100-116 | 85-100 | ±.02 | -0.4,-0.6 | ≤0.6 | ≤0.15 | 0.3 | |
124-134 | 110-115 | ±.02 | -0.6,-0.8 | ≤0.6 | ≤0.20 | 0.3 | |
140-158 | 120-135 | ±.02 | -0.7,-0.9 | ≤0.8 | ≤0.20 | 0.3 | |
165-176 | 140-150 | ±.02 | -0.7,-0.9 | ≤0.8 | ≤0.20 | 0.3 | |
188-203 | 160-180 | ±.02 | -0.7,-0.9 Honed | ≤0.8 | ≤0.20 | 0.3 | |
Mechanical properties
Tensile strength:≥520Mpa
Yield strength :≥375Mpa
Elongation :>15%
Hardness :HRB>85
Supply condition:BKS(+SR)
Standard packing with plastic caps and strapped bundes.,standard weight approx 1500kg
Commercial length 2000~10500mm,custom lengths upon request
Surface protection
Pretreatment : Pickling—Phosphating—Saponification
Delivey conditions:
Production Process:
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Company Info
Chengdu Derbo Steel Co., Ltd. [China (Mainland)]
Business Type:Trading Company
City: Chengdu
Province/State: Sichuan
Country/Region: China (Mainland)
