TORICH INTERNATIONAL LIMITED
| Payment Terms | T/T, L/C, D/A, D/P, Western Union, MoneyGram |
| Supply Ability | 50000 tons per year |
| Delivery Time | 30-45 days |
| Packaging Details | packing in standard marine packages |
| Product name | BQ NQ HQ 45MnMoB Drill Steel Pipe |
| Keyword | Drill Steel Pipe |
| Shape | Round |
| Technique | Cold drawn seamless |
| Application | for wire-line drill rods,core barel tubes,drill rods coupling casing |
| Material | 45MnMoB,10#,20#,45#,4130,4140,16Mn,etc. |
| Length | 3450mm,3500mm,max12000mm |
| OD | 5-420mm |
| WT | 0.5-50mm |
| Delivery time | 5-15 days |
| Brand Name | TORICH |
| Model Number | GB/T 9808-2008 |
| 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 | 50000 tons per year |
| Delivery Time | 30-45 days | Packaging Details | packing in standard marine packages |
| Product name | BQ NQ HQ 45MnMoB Drill Steel Pipe | Keyword | Drill Steel Pipe |
| Shape | Round | Technique | Cold drawn seamless |
| Application | for wire-line drill rods,core barel tubes,drill rods coupling casing | Material | 45MnMoB,10#,20#,45#,4130,4140,16Mn,etc. |
| Length | 3450mm,3500mm,max12000mm | OD | 5-420mm |
| WT | 0.5-50mm | Delivery time | 5-15 days |
| Brand Name | TORICH | Model Number | GB/T 9808-2008 |
| Certification | ISO 9001 ISO 14001 TS 16949 | Place of Origin | Zhejiang,China |
| High Light | hq drilling through steel pipe ，bq drill steel pipe ，drilling through steel pipe od 420mm | ||
Product information
Applicatioan: for wire-line drill rods,core barel tubes,drill rods coupling casing
Size range: OD 5-420mm, WT 0.5-50mm Length max12000mm
Material: 45MnMoB,10#,20#,45#,4130,4140,16Mn,etc.
Chemical composition of 45MnMoB
C: 0.41-0.49,Si: 0.17-0.37,Mn: 0.9-1.2,S: 0.04max,P: 0.04max,Mo: 0.2-0.3,B: 0.001-0.005
Tolerance of Outer Diameter and Wall Thickness
| Standard | Production Method | Tube Size | Tolerance | |
| GB/T 9808-2008 | Hot rolled | OD | (+1.0%D) or +0.65 (-0.5%D) -0.35 | |
| WT | ≤10 | (+15%S)or +0.45 (-10%S) -0.35 | ||
| >10 | (+12.5%S, -10%S) | |||
| Cold Drawn(rolled) | OD | ±0.50%D or ±0.20 | ||
| WT | ±8%S or ±0.15 | |||
| Q(N)/ T118-2010 | Cold Drawn | OD | OD | ±0.40%D or ±0.20 |
| WT | WT | ±7%S or ±0.15 | ||
Mechanical Property
| No. | Grade | Tensile Strangth Rm/MPa | Specifies the non-proportional extension strength Rp0.2/MPa | Percentage elongation after fracture A/% |
| No less than | ||||
| 1 | ZT380 | 640 | 380 | 14 |
| 2 | ZT490 | 690 | 490 | 12 |
| 3 | ZT520 | 780 | 520a | 15b |
| 4 | ZT540 | 740 | 540 | 12 |
| 5 | ZT590 | 770 | 590 | 12 |
| 6 | ZT640 | 790 | 640 | 12 |
| 7 | ZT740 | 840 | 740 | 10 |
| a Grade ZT520 measure RP0.5 bGrade ZT520 use tensile sample S4 S5 or S6 in GB/T 228 | ||||
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 provider Torich 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 hol... Who We are ？ -------A professional steel pipes materials inventor, manufacturer and solution provider Torich 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 hol...
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