Drill Pipe Phosphating Manufacture and Drill Pipe Phosphating Supplier in China

Review

“After buying this product, I did have a few problems, in the beginning, contacted SHIJIAZHUANG LONGXUAN TRADING CO., LTD tech support and with one email from them the problem was solved.”

Mr.campbell

"ГОЗНАК" АКЦИОНЕРНОЕ ОБЩЕСТВО
“Perfect Drill Pipe Phosphating , I have been doing research in this market for a long time, SHIJIAZHUANG LONGXUAN TRADING CO., LTD has attracted me, both the product's quality and the service, are first-class. I LOVE THIS PRODUCT. I LOVE THIS BRAND.”

Mr.anders Berglund

Venango Machine
“Delivery to my country takes a week. Normal and in place. GOOD！”

Amr Fathy Youssef

recco products
“Very good manufacturer, arrive before the expected and the quality of Drill Pipe Phosphating satisfied.”

Mike Galligan

2PLYMalaysia
“Product arrived fast, great seller.”

Ali Ghasemi

3e-machine

Drill Pipe Phosphating

(Total 4 Products for Drill Pipe Phosphating)

Friction Welding Drill Pipe
- Brand: Longxuan
- Packaging: Black painting, bundles, threa...
- Min. Order: 1 Ton
- Model No.: 73 drilling pipe
Friction welding drill pipe Product Description Friction welding drill pipe is in accordance with API SPEC 5DP and SY/T5561-2008 Specifications. The steel grade are DZ250,R780,G105,S135 that are after partly or overall heat treatment. The adapter part adopts thermal refining to superior alloy steel 35CrMo or 4137H...

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Square Drilling Kelly for Drill String
- Brand: Longxuan
- Packaging: Black painting, bundles, threa...
- Min. Order: 1 Ton
- Model No.: Kelly
Square Drilling Kelly Product Features Square Kelly, as the driven part of drill string, locates in the top of it to transmit torque and bear the suspended weight. According to API Spec7-1 Specification, the material quality is 4145H that`s after heat treament, thread hardening treatment and phosphating to better...

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Hexagonal Drilling Kelly for Drill String
- Brand: Longxuan
- Packaging: Black painting, bundles, threa...
- Min. Order: 1 Ton
- Place of Origin: Hebei, China (Mainland)
Square Drilling Kelly Product Features Square Kelly, as the driven part of drill string, locates in the top of it to transmit torque and bear the suspended weight. According to API Spec7-1 Specification, the material quality is 4145H that`s after heat treament, thread hardening treatment and phosphating to better...

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Center Through Cable Drilling Pipe
- Brand: Longxuan
- Packaging: Black painting, bundles, threa...
- Min. Order: 1 Ton
- Model No.: Φ73×7
Center Through Cable Drilling Pipes - Φ73×7 Product Features Center through cable drilling pipes is mainly used in underground tunnel directional drilling and geological controlled directional drilling. It plays important role in underground coal seam measurement and mine gas extraction. Center through cable drilling...

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Related Information

What should be paid attention to when welding galvanized steel pipe
1. Need to polish in the early stage However, the galvanized layer of the weld must be polished away, otherwise bubbles, trachoma, and false welding will occur. It also makes the weld brittle and the...
How to use drilling tools scientifically？
The bit is directly broken part of the rock, its shape, structure, material, processing technology, etc. directly affect the crushing effect and the life of the bit. The drilling requirements for the...
What is stick welding?
Stick welding is also known as shielded Metal Arc welding (SMAW) or manual metal arc welding(MMA) . Stick welding is an arc welding process in which coalescence of metals is produced by heat from an...
Rock drilling machinery and pneumatic tools
During operation, one hopper of the fuselage discharges material to both sides. The small diameter front wheel drives the steering wheel. The larger diameter rear wheels are the rollers. The engine...

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