TORICH INTERNATIONAL LIMITED
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, |
| Supply Ability | 20000Ton per year |
| Delivery Time | 30days |
| Packaging Details | packing in wooden boxes or in hexagonal bundles |
| Standard | GB/T18984 JIS G3460 JIS G3464 |
| Length | 4-12m |
| Material | 16MnDG 10MnDG 06Ni3MoDG 09DG 09Mn2VDG |
| Usage | For -45℃~-100℃Low Temperature Survices and Heat Exchangers |
| Shape | Round Shape |
| Surface | normalized |
| OD | 3-420mm |
| WT | 0.5-50mm |
| Brand Name | Torich |
| Model Number | GB/T18984 |
| Certification | ISO9001:2008,ISO14001:2008 |
| Place of Origin | Zhejiang，China |
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Product Specification
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, | Supply Ability | 20000Ton per year |
| Delivery Time | 30days | Packaging Details | packing in wooden boxes or in hexagonal bundles |
| Standard | GB/T18984 JIS G3460 JIS G3464 | Length | 4-12m |
| Material | 16MnDG 10MnDG 06Ni3MoDG 09DG 09Mn2VDG | Usage | For -45℃~-100℃Low Temperature Survices and Heat Exchangers |
| Shape | Round Shape | Surface | normalized |
| OD | 3-420mm | WT | 0.5-50mm |
| Brand Name | Torich | Model Number | GB/T18984 |
| Certification | ISO9001:2008,ISO14001:2008 | Place of Origin | Zhejiang，China |
| High Light | precision stainless steel tubing ，seamless carbon steel tube | ||
Product Name: TORICH allibaba com GB/T18984 16MnDG 10MnDG 06Ni3MoDG Steel tube manufacturer For Low Temperature Survices Seamless Steel Pipes
Standard: GB/T18984
OD: 3-420mm
WT: 0.5-50mm
Length: 4-12m or according to customers' actual application and production.
Application: For Low Temperature Survices-45℃~-100℃
Steel Grade: 16MnDG 10MnDG 09DG 06Ni3MoDG
Technology: Hot rolled,cold drawn(roll)Normalized
Characteristic:
Good concentricity
Good surface quality
Good OD and ID tolerance
High Precision
Stable quality
Smooth Roughness
TORICH QUALITY ASSURANCE
Permissible deviation tolerance of OD and WT
| Classfication | Steel size | Permissible tolerance | |
| W-H | OD | ＜351 | ±1.0%D |
| ≥351 | ±1.25%D | ||
| WT | ≤25 | ±12.5%S | |
| W-C | OD | ≤30 | ±0.20 |
| ＞30~50 | ±0.30 | ||
| ＞50 | ±0.75%D | ||
| WT | ≤3 | ＋12.5%S | |
| ＞3 | ±10%S | ||
Steel grade and chemical composition
| Steel grade | Chemical composition/% | |||||||
| C | Si | Mn | P | S | Ni | Mo | V | |
| 16MnDG | 0.12~0.20 | 0.20~0.55 | 1.20~1.60 | ≤0.025 | ≤0.025 | — | — | — |
| 10MnDG | ≤0.13 | 0.17~0.37 | ≤1.35 | ≤0.025 | ≤0.025 | — | — | ≤0.07 |
| 09DG | ≤0.12 | 0.17~0.37 | ≤0.95 | ≤0.025 | ≤0.025 | — | — | ≤0.07 |
| 09Mn2VDG | ≤0.12 | 0.17~0.37 | ≤1.85 | ≤0.025 | ≤0.025 | — | — | ≤0.12 |
| 06Ni3MoDG | ≤0.08 | 0.17~0.37 | ≤0.85 | ≤0.025 | ≤0.025 | — | — | ≤0.05 |
Longitudinal mechanical properties of steel tubes
| Steel grade | Tensile strength | Lower yield strength Rp0.2/MPa | Elongation A/％ | |||
| S≤16mm | S＞16mm | Sample 1 | Sample 2 | Sample 3 | ||
| 16MnDG | 490~665 | ≥325 | ≥315 | ≥30 | ||
| 10MnDG | ≥400 | ≥240 | ≥35 | |||
| 09DG | ≥385 | ≥210 | ≥30 | |||
| 09Mn2VDG | ≥450 | ≥300 | ≥30 | |||
| 06Ni3MoDG | ≥455 | ≥250 | ≥30 | |||
1~ Incoming Raw Material Inspection
2~ Raw Material Segregation to avoid steel grade mix-up
3~ Heating and Hammering End for Cold Drawing
4~ Cold Drawing and Cold Rolling, on line inspection
5~ Heat Treatment, +A, +SRA, +LC, +N, Q+T
6~ Straightening-Cutting to specified length-Finished Measuring Inspection
7~ Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8~ Packing and Stocking.
100% of our steel tubes are dimensionally checked
100% of our steel tubes are visually checked to assure they have a perfect surface condition and no surface defects.
100% eddy current test and ultrosonic test to eliminate longitudinal and transversal defects.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller
Year Established:
1997
Total Annual:
25000000-30000000
Employee Number:
100~200
Ecer Certification：
Verified Supplier
Company Overview A Professional Steel Tube Manufacturer and Solution Provider TORICH INTERNATIONAL LIMITED integrates steel tube manufacturing, international trade, warehousing, technical support and customized processing. Our manufacturing operations cover cold drawing, cold rolling, heat treat... Company Overview A Professional Steel Tube Manufacturer and Solution Provider TORICH INTERNATIONAL LIMITED integrates steel tube manufacturing, international trade, warehousing, technical support and customized processing. Our manufacturing operations cover cold drawing, cold rolling, heat treat...
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