TORICH INTERNATIONAL LIMITED
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
| 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, MoneyGram | 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
Who We are ? -------A professional steel pipes materials inventor, manufacturer and solution providerTorich International Limited is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which holds the ... Who We are ? -------A professional steel pipes materials inventor, manufacturer and solution providerTorich International Limited is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which holds the ...
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