Changzhou Joyruns Steel Tube CO.,LTD
| Payment Terms | L/C, T/T |
| Supply Ability | 1500Tons/Month |
| Delivery Time | 10days |
| Packaging Details | wooden box packing, pallet packing |
| Surface treatment | Copper Coated/Zinc coated |
| Thickness | 0.5mm-1.0mm |
| Technique | ERW |
| Outer diameter(round) | 3.16 - 10 mm |
| Material | DC04, SPCC, BHG1, BHG2 |
| Product name | Bundy Tube |
| Transport Package | Coils or Bundles, Then in Pallets or Wooden Boxes |
| Delivey Time | Within 15 Days |
| Brand Name | Joyruns |
| Model Number | 3.16*0.5,4.76*0.5,4.76*0.6, 4.76*0.7, 6*0.6, 6*0.7, |
| Certification | ISO9001,ROHS |
| Place of Origin | Changzhou |
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Product Specification
| Payment Terms | L/C, T/T | Supply Ability | 1500Tons/Month |
| Delivery Time | 10days | Packaging Details | wooden box packing, pallet packing |
| Surface treatment | Copper Coated/Zinc coated | Thickness | 0.5mm-1.0mm |
| Technique | ERW | Outer diameter(round) | 3.16 - 10 mm |
| Material | DC04, SPCC, BHG1, BHG2 | Product name | Bundy Tube |
| Transport Package | Coils or Bundles, Then in Pallets or Wooden Boxes | Delivey Time | Within 15 Days |
| Brand Name | Joyruns | Model Number | 3.16*0.5,4.76*0.5,4.76*0.6, 4.76*0.7, 6*0.6, 6*0.7, |
| Certification | ISO9001,ROHS | Place of Origin | Changzhou |
| High Light | Copper Coated Steel Bundy Tube ，7.9*0.7mm Steel Bundy Tube ，BHG1 Bundy Pipe | ||
ASTM A254-97 BHG1 7.9*0.7mm Copper Coated Steel Bundy Tube
The Tube Applied for Condenser, Hydraulic System Industries, Copper brazed double-wall steel tube is made of steel strip which is copper plated on both sides. It has widely applied for automobiles, refrigerators and other hydraulic system industries.
Tube tolerance
| outer diameter (φ) | wall thickness tolerance(mm) | wall thickness(mm) | diameter tolerance (mm) | weight (g/m) | weight Zinc(g/m) | weight PVF (g/m) | resistance to pressure (Mpa) | length(m/ton) | |
| 4.75(3/16″) | ±0.05 | 0.7 | ±0.12common ± 0.08 Higher | 70 | 71 | 72 | 88 | 13889 | |
| 6 | ±0.05 | 0.7 | ±0.12common ± 0.08 Higher | 91 | 92 | 93 | 70 | 10753 | |
| 6.35(1/4″) | ±0.05 | 0.7 | ±0.12common ± 0.08 Higher | 97 | 98 | 99 | 64 | 10101 | |
| 8(5/16″) | ±0.05 | 0.7 | ±0.12common ± 0.08 Higher | 125 | 127 | 128 | 51 | 7813 | |
| 9.52(3/8″) | ±0.10 | 0.7 | ±0.12common ± 0.08 Higher | 152 | 153 | 154 | 43 | 6494 | |
| 10 | ±0.10 | 0.7 | ±0.12common ± 0.08 Higher | 160 | 162 | 163 | 41 | 6135 | |
| Mechanical Property | Yield Strength 6s ≥180Mpa Elongation δ≥25% Tensile Strength 6s ≥290Mpa | ||||||||
| Test item | Flaring Test / Bending Test / Flattening Test / Pressure Test / SalJt mist Test | ||||||||
Specification and performance of surface plating
| Mark | Type | Typical Appearance | Aiti-corrosion Time |
| A | Copper Tube | Bright or light blue | 6-8h |
| B | White Zinc Tube | Rainbow and white | 24-36h |
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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