Changzhou Joyruns Steel Tube CO.,LTD
| Payment Terms | L/C, T/T |
| Supply Ability | 2000Tons/Month |
| Delivery Time | 20days |
| Packaging Details | plastic packing, end caps, wooden box packing |
| Standard | DIN2391, EN10305, EN10216, EN10210,EN10083-3,DIN17175 |
| Material | SAE4140, 42CrMo4, CK45,E235C,ST35,20CrMo |
| OD SIZE | 6MM--137MM |
| WT | 1MM--30MM |
| Length | according customer |
| Divery condition | +BK,+C,+NBK,+QT,+N,+LC |
| Brand Name | Joyruns |
| Model Number | 6mm --137mm |
| Certification | ISO9001 |
| Place of Origin | Changzhou |
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Product Specification
| Payment Terms | L/C, T/T | Supply Ability | 2000Tons/Month |
| Delivery Time | 20days | Packaging Details | plastic packing, end caps, wooden box packing |
| Standard | DIN2391, EN10305, EN10216, EN10210,EN10083-3,DIN17175 | Material | SAE4140, 42CrMo4, CK45,E235C,ST35,20CrMo |
| OD SIZE | 6MM--137MM | WT | 1MM--30MM |
| Length | according customer | Divery condition | +BK,+C,+NBK,+QT,+N,+LC |
| Brand Name | Joyruns | Model Number | 6mm --137mm |
| Certification | ISO9001 | Place of Origin | Changzhou |
| High Light | 12CrMo Cold Seamless Alloy Steel Pipe ，DIN17175 Seamless Alloy Steel Pipe ，57*3mm cold drawn hydraulic tube | ||
DIN17175 12CrMo Cold drawing High-Temperature Alloy steel tube
20CrMo Alloy Steel Pipe Tube
| Chemical Composition(%) | Mechanical Property | |||||||||
| C | Si | Mn | S | P | Cr | Ni | Cu | Mo | Yield Strength | Tensile Strength |
| ( σs ) | ( σb ) | |||||||||
| 0.18~0.24 | 0.17~0.37 | 0.50~0.80 | ≤0.035 | ≤0.035 | 0.70~1.00 | ≤0.30 | ≤0.30 | ≤0.15 | ≥540 | ≥835 |
| (MPa) | (MPa) | |||||||||
| End Shape | Beveled end, plain end, vanished, or adding plastic caps to protect the two ends as per customer's requirements | |||||||||
| Surface | Oiled, Galvanized, Phosphate etc | |||||||||
| Treatment | ||||||||||
| Technique | Cold drawn | |||||||||
| Application | 1. Automotive and mechanical pipes | |||||||||
| 2. Petroleum cracking pipes | ||||||||||
| 3. High Pressure Boiler Pipe | ||||||||||
| 4. Low and middle pressure fluid transportation pipeline | ||||||||||
| 5. Chemical fertilizer equipment pipes | ||||||||||
| 6. Heat exchanger pipes | ||||||||||
| Delivery | 1. BK (+C) | No heat treatment after last cold forming process. | ||||||||
| Conditions | 2. BKW (+LC) | After last heat treatment there is a light finishing pass (cold drawing) | ||||||||
| 3. BKS (+SR) | After the final cold forming process the tubes are stress relieve annealed. | |||||||||
| 4. GBK (+A) | After the final cold forming process the tubes are annealed in a controlled atmosphere. | |||||||||
| 5. NBK (+N) | After the final cold forming process the tubes are annealed above the upper transformation | |||||||||
| point in acontrolled atmosphere. | ||||||||||
Company Details
Business Type:
Manufacturer,Agent,Exporter,Seller
Year Established:
2000
Total Annual:
10000000-20000000
Employee Number:
150~300
Ecer Certification：
Verified Supplier
Changzhou Joyruns Steel Tube Co., Ltd specializes in the export of steel pipes for 20 years. We have been a leading supplier of high-quality steel pipes of carbon, alloy, nickel material & copper, which is one of the most professional Bundy and stainless steel pipe manufactur... Changzhou Joyruns Steel Tube Co., Ltd specializes in the export of steel pipes for 20 years. We have been a leading supplier of high-quality steel pipes of carbon, alloy, nickel material & copper, which is one of the most professional Bundy and stainless steel pipe manufactur...
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