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More than 60+ years on drilling tools.top quality in China.
8 Years
| Ask Lasest Price | |
| Brand Name : | cge |
| Certification : | ISO9001:2015/ce/msds |
| Price : | Negotiation |
| Delivery Time : | 10-15 working days after payment |
| Payment Terms : | T/T or L/C |
| Supply Ability : | 10,000pcs per month |
| Model Number : | NWL |
Our company’s Wire line drill rods are manufactured from the best quality heat-treated seamless steel tubes (30CrMnSiA or ZT850).
Ultimate tensile strength, yield strength, high precision and good straightness provide the best performance under different drilling conditions.
1. Material: 30CrMnSiA or ZT850
Quality control
1. We have been strictly controlled the quality of our raw materials, and all of our steel metals are from famous stee
factories. And physical metallographic analysis and chemical composition test are also used to ensure the quality of raw materials.
2. Immediate inspection will be done for each production procedure, and full examination will be implemented for threaded products.
3. Our outsourcing products will also be strictly examined before utilization.
4. Our sampling rate for final products is higher than 30%.
Company Profile
We have Friction welding production line,Thread casing hardening process production line .
Joint production line,Drill pipe production line, Automatic thickening production line,Bit sintering line,
Turn-milling line.Shot blasting and flaw detection production line.Mechanical arm production line.
why choose us
Products are used in many national major projects
Warehouse
PACKAGE
Certification
.Passed the certification of ISO 9001:2000 quality system.
.Passed OHSAS18000 Occupational Health and Safety Management System Certification .
.We have more than 70 items independent intellectual property patents,Our new generation
wire line drill rod has broken the depth record of domestic diamond drilling.
EXHIBITION
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