SHANGHAI UNITE STEEL
| Supply Ability | 1000 ton/month |
| Delivery Time | Within 5-35 days |
| Packaging Details | Plastic plugs in both ends, Hexagonal bundles of max 2,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips. |
| Usage | Hydraulic Cylinder |
| Production Technique | Honing/skiving tube |
| Quality Standard | DIN 2391, EN10305 |
| Surface | Black, Bright, Smooth |
| Delivery Condition | BKS, NBK,BK ,BKW, GBK(+A), NBK(+N), BK(+C) |
| Product name | Carbon steel tube St52 |
| Inspection | The third party is acceptable |
| End protector: | Plastic Pipe Cap |
| Marking | Request |
| Brand Name | UST |
| Model Number | OD: 30-450mm; WT: 2-40mm |
| Certification | ISO 9001 |
| Place of Origin | China |
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Product Specification
| Supply Ability | 1000 ton/month | Delivery Time | Within 5-35 days |
| Packaging Details | Plastic plugs in both ends, Hexagonal bundles of max 2,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips. | Usage | Hydraulic Cylinder |
| Production Technique | Honing/skiving tube | Quality Standard | DIN 2391, EN10305 |
| Surface | Black, Bright, Smooth | Delivery Condition | BKS, NBK,BK ,BKW, GBK(+A), NBK(+N), BK(+C) |
| Product name | Carbon steel tube St52 | Inspection | The third party is acceptable |
| End protector: | Plastic Pipe Cap | Marking | Request |
| Brand Name | UST | Model Number | OD: 30-450mm; WT: 2-40mm |
| Certification | ISO 9001 | Place of Origin | China |
| High Light | honed cylinder tubing ，honed steel tubing | ||
| Honed Tube for Hydraulic Cylinder | |
| Material: | ST52, CK45, 4140, STKM 13C, SAE1020, E355, A106B, Stainless Steel 304/316, Duplex 2205,etc. |
| Delivery Condition: | BK, BK+S, GBK, NBK |
| ID: | 20mm - 1500mm |
| Length: | max 13m |
| Type: | Seamless, Cold Drawn |
| Straightness: | ≤ 0.5/1000 |
| Roughness: | 0.2-0.4 u |
| Tolerance EXT: | DIN2391, EN10305, GB/T 1619 |
| Tolerance INT: | H7, H8, H9 |
| Protection: | anti-rust oil on inside and outside surface, plastic caps in both ends. |
| Packing: | bundle with steel strip and knitting strip, or wooden case. |
| Steel Grade | Chemical composition % | ||||||
| C | Si | Mn | P | S | Al | ||
| ≤ | ≥ | ||||||
| 20# | 0.17-0.24 | 0.17-0.37 | 0.35-0.65 | 0.035 | 0.035 | / | |
| 45# | 0.42-0.50 | 0.17-0.37 | 0.50-0.80 | 0.035 | 0.035 | / | |
| Q345B | ≤0.2 | ≤0.5 | 1.00-1.60 | 0.03 | 0.03 | / | |
| Q345D | ≤0.2 | ≤0.5 | 1.00-1.60 | 0.03 | 0.03 | 0.015 | |
| 25Mn | 0.22-0.29 | 0.17-0.37 | 0.70-1.00 | 0.035 | 0.035 | / | |
| 27SiMn | 0.24-0.32 | 1.10-1.40 | 1.10-1.40 | 0.035 | 0.035 | / | |
| ST52 | ≤0.22 | ≤0.55 | ≤1.6 | 0.025 | 0.025 | / | |
| SAE1026 | 0.22-0.28 | 0.15-0.35 | 0.60-0.90 | 0.04 | 0.05 | / | |
| Delivery Condition | cold finished (hard) (BK) | cold drawn and stress-relieved (BK+S) | ||||
| Steel Grade | Tensile Strength (Mpa) | Elongation (%) | Tensile Strength (Mpa) | Yield Strength (Mpa) | Elongation (%) | |
| 20# | ≥550 | ≥8 | ≥520 | ≥375 | ≥15 | |
| 45# | ≥640 | ≥5 | ≥600 | ≥520 | ≥10 | |
| 16Mn | ≥640 | ≥5 | ≥600 | ≥520 | ≥14 | |
| 25Mn | ≥640 | ≥5 | ≥600 | ≥510 | ≥15 | |
| 27SiMn | ≥800 | ≥5 | ≥760 | ≥610 | ≥10 | |
| ST52 | ≥640 | ≥5 | ≥600 | ≥520 | ≥14 | |
| SAE1026 | ≥640 | ≥5 | ≥600 | ≥510 | ≥15 | |
Main producing equipments:
Cold Drawing Machine Honing Machine Straightening Machine
Skving & Roller Burnishing Machine Polishing Machine
Heat Treatment Furnace
Main test equipments:
Universal Testing Machine Impact Testing Machine
Chemical Components Testing Machine
Dimension Inspect Micrometer
Please feel free to contact us again if you have any further questions. We look forward to receiving an order from you.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Exporter,Trading Company,Seller
Year Established:
2010
Total Annual:
10000000-25000000
Employee Number:
50~110
Ecer Certification：
Active Member
We, Shanghai Unite Steel are committed to integrate engineering steel resources in china and serve the global engineering steel market. Our company has more than 15 years of experience in steel researching, production, managing and sales. And our team mostly are based on and worked in national... We, Shanghai Unite Steel are committed to integrate engineering steel resources in china and serve the global engineering steel market. Our company has more than 15 years of experience in steel researching, production, managing and sales. And our team mostly are based on and worked in national...
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