Tel :+86-10-85189696
Fax :+86-10-85153552



Brief introduction

The Casing mainly used for well cementing, produced according to API 5CT, and API Spec 5B for T&C, also can be produced according to Customers.

OD114,3мм (4 1/2'') ~ 339,7мм (13 3/8'')

Steel Grade J55, K55, L80, C-95N, N80-Q, C90, T95, P110


l        API general products

l        Casing with Premium connection

l        H2S corrosion resistant Casing

l        Extreme-line Casing

Used for:

For well cementing

102mm OD sidetrack drilling Casings for well intervention

Equipment and QC

Nowwe own 3 hot Rolling pipe mills, 1 cold rolling pipe mills, 3 arc furnaces and facilities, Now the total equipments amouts to 5500 set, with 150 sets are imported

Mainly euipments are equiped internationally and domestic advanced level .


Heat-treating Mill


Equiped with most advanced examine and testing equipments

Brenell Hardness tester


Authorized certificate

All productes complies API 5CT, we also get the Gost certificate,and get authorized certificate of Russian Federal technology Bureu


Address: Oriental Plaza 1 East Chang An Avenue,Dongcheng District, Beijing  Postal Code: 100738
Tel :+86-10-85189696 Fax :+86-10-85153552

Copyright: Haihua Industry Group, 2000-2010 
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