TORICH INTERNATIONAL LIMITED
| Payment Terms | T/T, L/C, D/A, D/P, Western Union, MoneyGram |
| Supply Ability | 5000 TONS PER MONTH |
| Delivery Time | 20-45 days |
| Packaging Details | Dill Steel Pipe HQ NQ BQ Heavy Weight Thread Types Coupling Manufacturers Range 3 Length Water Well,packing in standard marine package. |
| Product name | Drill Steel Pipe HQ NQ BQ Dill Heavy Weight Thread Types Coupling Manufacturers Range 3 Length Water Well |
| Keyword | Drill Steel Pipe |
| Application | For geological drill&mining tubing |
| Material | ZT380,ZT490,ZT540,ZT590,ZT640,ZT740,ZT850 |
| Shape | Round |
| Type | cold drawn |
| Surface | Customized |
| OD | 5-420mm |
| WT | 0.5-50mm |
| Length | Max12000mm |
| Brand Name | TORICH |
| Model Number | GB/T 9808 |
| Certification | ISO 9001 ISO 14001 TS 16949 |
| Place of Origin | Zhejiang,China |
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Product Specification
| Payment Terms | T/T, L/C, D/A, D/P, Western Union, MoneyGram | Supply Ability | 5000 TONS PER MONTH |
| Delivery Time | 20-45 days | Packaging Details | Dill Steel Pipe HQ NQ BQ Heavy Weight Thread Types Coupling Manufacturers Range 3 Length Water Well,packing in standard marine package. |
| Product name | Drill Steel Pipe HQ NQ BQ Dill Heavy Weight Thread Types Coupling Manufacturers Range 3 Length Water Well | Keyword | Drill Steel Pipe |
| Application | For geological drill&mining tubing | Material | ZT380,ZT490,ZT540,ZT590,ZT640,ZT740,ZT850 |
| Shape | Round | Type | cold drawn |
| Surface | Customized | OD | 5-420mm |
| WT | 0.5-50mm | Length | Max12000mm |
| Brand Name | TORICH | Model Number | GB/T 9808 |
| Certification | ISO 9001 ISO 14001 TS 16949 | Place of Origin | Zhejiang,China |
| High Light | oil drill pipe ，cold drawn steel pipe | ||
Steel Grade/Steel Material/Steel Number:
STM-C-540 STM-C-640 STM-R-590 STM-R-690 STM-R-780 STM-R-830
Size Range:
OD: 5-420mm
WT: 0.5-50mm
| MECHANICAL PROPERTIES min | |||
| Steel grade | Tensile strength Mpa | Yeild point or proof stress Mpa | Elongation % |
| STM-C-540 | 540 | - | 18 |
| STM-C-640 | 640 | - | 16 |
| STM-R-590 | 590 | 375 | 18 |
| STM-R-690 | 690 | 440 | 16 |
| STM-R-780 | 780 | 520 | 15 |
| STM-R-830 | 830 | 590 | 10 |
| Outside Diameter,wall Thickness and Mass (for casing Tube) | ||||
| Nominal diameter | Outside diameter mm | Inside diameter | Wall thickness mm | Unit mass kg/m |
| 43 | 43 | 37 | 3 | 2.96 |
| 53 | 53 | 47 | 3 | 3.7 |
| 63 | 63 | 57 | 3 | 4.44 |
| 73 | 73 | 67 | 3 | 5.18 |
| 83 | 83 | 77 | 3 | 5.92 |
| 97 | 97 | 90 | 3.5 | 8.07 |
| 112 | 112 | 105 | 3.5 | 9.36 |
| 127 | 127 | 118 | 4.5 | 13.6 |
| 142 | 142 | 133 | 4.5 | 15.3 |
| Outside Diameter,wall Thickness and Mass (for Core tube) | ||||
| Nominal diameter | Outside diameter mm | Inside diameter | Wall thickness mm | Unit mass kg/m |
| 34 | 34 | 26.5 | 3.75 | 2.8 |
| 44 | 44 | 34.5 | 4.75 | 4.6 |
| 54 | 54 | 44.5 | 4.75 | 5.77 |
| 64 | 64 | 54.5 | 4.75 | 6.94 |
| 74 | 74 | 64.5 | 4.75 | 8.11 |
| 84 | 84 | 74.5 | 4.75 | 9.28 |
| 99 | 99 | 88.5 | 5.25 | 12.1 |
| 114 | 114 | 103.5 | 5.25 | 14.1 |
| 129 | 129 | 118.5 | 5.25 | 16 |
| 144 | 144 | 133.5 | 5.25 | 18 |
| 180 | 180 | 168 | 6 | 25.7 |
| Outside Diameter,wall Thickness and Mass (for Drill Rod) | ||||
| Nominal diameter | Outside diameter mm | Inside diameter | Wall thickness mm | Unit mass kg/m |
| 33.5 | 33.5 | 23 | 5.25 | 3.66 |
| 40.5 | 40.5 | 31 | 4.75 | 4.19 |
| 42 | 42 | 32 | 5 | 4.56 |
| 50 | 40 | 37 | 6.5 | 6.97 |
Characteristic:
Good Surface Quality
Good OD and ID tolerance controlled to Technical Standard
Stable quality
100% Eddy Current Test
TORICH QUALITY ASSURANCE
Production Processs:
Raw Material → Incoming Inspection → Storage → Cutting → Hammering → Pickling Lubrication → Cleaning→ Phosphorization → Clean → Lubrication → Cold Drawing/Cold Rolling → Middle Check → Heat Treatment → Straightening → Ends Cutting → Final Inspection → Bundling → Storage
Raw Material Tube:
Seamless Hollow Sections, produced by hot piercing or hot rolled.
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
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