Changzhou Joyruns Steel Tube CO.,LTD
| Payment Terms | L/C, T/T |
| Supply Ability | 2000Tons/Month |
| Delivery Time | 30days |
| Packaging Details | plastic packing, end caps, wooden box packing |
| OD size | 6mm to 114.3mm |
| Thickness | 1mm to 20mm |
| Standard | DIN2391, EN10305, EN10216, EN10210 |
| Material | ST35, ST45, ST52 |
| Type | Seamless cold drawning precision tube |
| Delivery State | +N, +NBK,+C,+BKS,+GBK |
| Brand Name | Joyruns |
| Model Number | 48*11 |
| Certification | ISO9001 |
| Place of Origin | Changzhou |
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Product Specification
| Payment Terms | L/C, T/T | Supply Ability | 2000Tons/Month |
| Delivery Time | 30days | Packaging Details | plastic packing, end caps, wooden box packing |
| OD size | 6mm to 114.3mm | Thickness | 1mm to 20mm |
| Standard | DIN2391, EN10305, EN10216, EN10210 | Material | ST35, ST45, ST52 |
| Type | Seamless cold drawning precision tube | Delivery State | +N, +NBK,+C,+BKS,+GBK |
| Brand Name | Joyruns | Model Number | 48*11 |
| Certification | ISO9001 | Place of Origin | Changzhou |
| High Light | 25.4*2.77 welded heat exchanger ，DIN17175 Seamless Carbon Steel Pipes ，ST35.8 Seamless Carbon Steel Pipes | ||
DIN17175 ST35.8 Cold drawn seamless heat exchanger tube 25.4*2.77
DIN 17175 steel pipes are used in boiler installations, high-pressure pipelines and tank construction, and special machinery for both high temperature and high-pressure devices.
DIN17175 St35.8Heat seamless steel pipe is used for the high-pressure boiler (working pressure generally above 9.8 Mpa, working temperature between 450 ℃ ~ 650 ℃) of the heating surface pipe, economizer, superheater, reheater tube, petrochemical industry, etc.
Surface treatment: Oil-dip, Varnish, Passivation, Phosphating, Shot Blasting.
Chemical Composition
| Standard | Grade | Chemical Components (%) | ||||||
| C | Si | Mn | P | S | Mo | Cr | ||
| DIN17175 | St 35.8 | ≤0.17 | 0.10-0.35 | 0.40-0.80 | ≤0.040 | ≤0.040 | / | / |
| St 45.8 | ≤0.17 | 0.10-0.35 | 0.40-0.80 | ≤0.040 | ≤0.040 | / | / | |
| 15Mo3 | 0.12-0.20 | 0.10-0.35 | 0.40-0.80 | ≤0.035 | ≤0.035 | 0.25-0.35 | / | |
| 13CrMo44 | 0.10-0.18 | 0.10-0.35 | 0.40-0.70 | ≤0.035 | ≤0.035 | 0.45-0.65 | 0.70-1.10 | |
| 10CrMo910 | 0.08-0.15 | ≤0.50 | 0.40-0.70 | ≤0.035 | ≤0.035 | 0.90-1.20 | 2.0-2.50 | |
Mechanical Properties
| Standard | Grade | Mechanical properties | ||
| Tensile Strength (Mpa) | Yield Strength (Mpa) | Elongation (%) | ||
| DIN17175 | St 35.8 | 360-480 | ≥235 | ≥25 |
| St 45.8 | 410-530 | ≥255 | ≥21 | |
| 15Mo3 | 450-600 | ≥270 | ≥22 | |
| 13CrMo44 | 440-580 | ≥290 | ≥22 | |
| 10CrMo910 | 450-600 | ≥280 | ≥20 | |
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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