OEM China Rc Dth Hammer - BQ NQ HQ PHD HWT BTW NTW Core Drilling Rod – TDS

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We insist on offering good quality generation with very good business enterprise concept, honest income as well as best and fast assistance. it will bring you not only the premium quality product or service and huge profit, but probably the most significant is usually to occupy the endless market for Dth Hammer Manufacturers Supplier, Mission Dth Hammer, Drill Bit For Rock, Welcome your enquiry, greatest service is going to be provided with full heart.

OEM China Rc Dth Hammer - BQ NQ HQ PHD HWT BTW NTW Core Drilling Rod – TDS Detail:

SIZE	INNER DIAMETER (mm)	OUTER DIAMETER (mm)
ATW / AGM	36.8	44.5
BTW / BGM	48.8	56.5

Raw materials:

Tangshan Jinshi only choose the best steel tubes in the market to manufacture our rods and pipes. Spot check will be conducted after the steel tubes delivered to company. We will make sure the compositions and specifications match the inspection report form the suppliers.

Heat treatment control:

Heat treatment will greatly improve the material strength and increase the thread wear life of the rods and casings. We conduct either tru-wall or both ends heat treatment to the tube body. After heat treatment, strength, hardness, straightness and concentricity of the treated tubes will be tested in our lab.

Thread opening process:

Accuracy of threads will determine the use effects and life time of drill rod and casings.

CNC latches and form cutter are used in thread opening processing to minimize error made by anthropic factors.

Additional thread treatment:

Surface of the threads will be cleaned to remove burr adhered after threads are opened.

Afterwards, the tread surface will be phosphated to improve surface conditions.

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By using a full scientific excellent administration method, great quality and fantastic religion, we get good reputation and occupied this discipline for OEM China Rc Dth Hammer - BQ NQ HQ PHD HWT BTW NTW Core Drilling Rod – TDS , The product will supply to all over the world, such as: Iceland, Dominica, Tunisia, Our products are widely recognized and trusted by users and can meet continuously changing of economic and social needs. We welcome new and old customers from all walks of life to contact us for future business relationships and mutual success!

6 Dth Hammer