Changzhou Joyruns Steel Tube CO.,LTD
| Payment Terms | TT OR LC |
| Supply Ability | 5000T PER MONTH |
| Delivery Time | 30DAYS |
| Packaging Details | Plastic packing, oiling, wooden box |
| Standard | JIS3454/JIS3455/JIS3456/JIS3461 |
| Type | Seamless boiler tube |
| OD. Range | 6mm – 137mm |
| Wall thickness | 1mm-20mm |
| Length | Max length 12M |
| Technique | cold drawing, cold rolled |
| Brand Name | Joyruns |
| Model Number | 6mm to 137mm |
| Certification | ISO9000 |
| Place of Origin | CHANGZHOU, CHINA |
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Product Specification
| Payment Terms | TT OR LC | Supply Ability | 5000T PER MONTH |
| Delivery Time | 30DAYS | Packaging Details | Plastic packing, oiling, wooden box |
| Standard | JIS3454/JIS3455/JIS3456/JIS3461 | Type | Seamless boiler tube |
| OD. Range | 6mm – 137mm | Wall thickness | 1mm-20mm |
| Length | Max length 12M | Technique | cold drawing, cold rolled |
| Brand Name | Joyruns | Model Number | 6mm to 137mm |
| Certification | ISO9000 | Place of Origin | CHANGZHOU, CHINA |
| High Light | SA 210 Boiler Tube ，JIS3454 Round Steel Tubing ，JIS3455 Round Steel Tubing | ||
Cold drawing Seamless Boiler Tubes JIS3454 / JIS3455 / JIS3456 / JIS3461
JIS G3461 Carbon Steel Tubes is used for exchanging heat on the inside and outside of the tube, such as water tubes, smoke tubes, superheater tubes and air preheater tubes of the boiler, and heat exchanger tubes, condenser tubes and catalyzer tubes used in chemical and petroleum industries.
Specifications:
Grade and Chemical Composition ( ％ ) and
| Standard | Grade | C | Si | Mn | P | S |
| JIS G3454 | STPG 370 | ≤0.25 | ≤0.35 | 0.30-0.90 | ≤0.040 | ≤0.040 |
| STPG 410 | ≤0.30 | ≤0.35 | 0.30-1.00 | ≤0.040 | ≤0.040 | |
| JIS G3455 | STS 370 | ≤0.25 | 0.10-0.35 | 0.30-1.10 | ≤0.035 | ≤0.035 |
| STS410 | ≤0.30 | 0.10-0.35 | 0.30-1.40 | ≤0.035 | ≤0.035 | |
| STS480 | ≤0.33 | 0.10-0.35 | 0.30-1.50 | ≤0.035 | ≤0.035 | |
| JIS G3456 | STPT 370 | ≤0.25 | 0.10-0.35 | 0.30-0.90 | ≤0.035 | ≤0.035 |
| STPT 410 | ≤0.30 | 0.10-0.35 | 0.30-1.00 | ≤0.035 | ≤0.035 | |
| STPT 480 | ≤0.33 | 0.10-0.35 | 0.30-1.00 | ≤0.035 | ≤0.035 |
mechanical property
| Standard | Grade | Tensile strength (Mpa) | Yield strength (Mpa) |
| JIS G3454 | STPG 370 | ≥215 | ≥370 |
| STPG 410 | ≥245 | ≥410 | |
| JIS G 3455 | STS 370 | ≥215 | ≥370 |
| STS 410 | ≥245 | ≥410 | |
| STS 480 | ≥275 | ≥480 | |
| JIS G 3456 | STPT 370 | ≥215 | ≥370 |
| STPT 410 | ≥245 | ≥410 | |
| STPT 480 | ≥275 | ≥480 |
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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