Wear and crack resistant stellite bushing and sleeves

Wear resistant corrosion resistant and crack resistant stellite bushings and sleeves  in continuous galvanizing line

1,Product description

heat resistant steel;bushing sleeve , all kinds of heat resistant steel ;castingstraight radiant tubes, W-type tubes, U-type tubes,electric radiant tubes

2,Application

the various radiant tubes are used in the furnaces for steel mills, like CAL(continuous annealing line),

CGL(continuous galvanizing line).

3,Process

Centrifugal casting, precision casting and machining.

4,Materials Standards

ANSI, ASTM, ASME, DIN, GB

Materials: High nickel and high chrome heat resistant alloys, cobalt base alloys, like HU, HT, HK, HP, HW, 24/24NbTiZr, 50Cr/50Ni (2.4813), 1.4865, 1.4849, 1.4848, 1.4410, 1.4059, 1.4841, 1.4845, 1.4852, 2.4879 or as per customer's requirements

5,Quality Control

We carry out very strict quality control from raw material to each step of the process, until the finished product is dispatched. To make sure the highest quality possible, each test is carried out strictly with our in-house testing facilities. The most generally used methods of testing given below:

Chemical analysis by Spectrometer

Mechanical tests in Normal and High temperature.

Ultrasonic, X-ray, Dye Penetrant Test.

Boroscope;Microscope ; Pressure tests,etc

6,Advantages

More than 30 years of professional experience and continuous R&D efforts enable us to offer better custom design and engineering advice.

Use only new raw material like nickel plate, chrome iron, cobalt, ferrotungsten to  guarantee physical property and increased service life of our castings.

Owned in-house production and inspect facility to guarantee the best quality.

Experienced workers for foundry, machining and welding guarantee excellent quality and prompt delivery

Precision machining

Lathes, milling machines, drill presses, Boring machines, CNC grinding machines, etc

7,Package

packed by seaworthy wooden case or according to buyers’ request.

Delivery time

according to the quantity of the P.O. usually25 days after the order is confirmed.

8,Service

We can make radiant tubes, furnace rollers and other dewaxing or sand casting products according to customers’ DRAWINGS.

Main Features

Used in petrochemical, metallurgical and heat treatment industries etc.

The followings are photos for our factory and steel bushing sleeve products: