Brief Introduction Of Steel Continuous Casting Production Process

Steel continuous casting is the process of transforming molten steel into steel billet. After the upstream treatment, the molten steel is transported to the turntable in a steel bucket, which is divi...

Brief Introduction To The Properties Of 35CrMo Alloy Structural Steel

35CrMo alloy structural steel, has very high static strength, impact toughness and high fatigue limit, higher hardenability than 40Cr, high creep strength and durable strength at high temperature, lon...

Brief Introduction Of Heat-Resistant Steel

Heat-resistant steel refers to the special steel with higher strength and good chemical stability at high temperature. It includes oxidation resistant steel (high temperature non - peeling steel) and...

Cold Processing Hardening Of Metal Materials

 Definition of Cold process hardening The strength and hardness of metal materials increase w...

Material Properties (Elastic Coefficient, Thermal Coefficient, Thermal Fatigue) In Relation To Temperature

There are two types of material coefficient related to temperature: one is the material coefficient related to mechanical properties of materials; The other is the material coefficient related to heat...

Why Are There Steel Quenching Cracks? How To Prevent

1 Quenching crackThe quenching process is mainly used for steel parts. It is to heat the steel to a temperature above the critical temperature Ac3 (hypoeutectoid steel) or Ac1 (hypereutectoid steel),...

Relationship Between Material Properties And Temperature

here are two types of material coefficient related to temperature: one is the material coefficient related to mechanical properties of materials; The other is the material coefficient related to heat ...

Microstructure Defect Of Steel Tube Billet

Generally speaking, the standard of the Tube billet does not stipulate, but the microstructure of the alloy steel pipe and the high alloy steel tube billet with special requirements has corresponding...

Method Of Cutting Steel Pipe

Method of cutting steel pipe The main way to cut steel pipe is cutting machine cut,turning machine cutting, flame cutting, sawing and so on. (1) Pipe cutting machine equipment simple, less investment...

Pipe Billet Cleaning

Sometimes, due to continuous casting, pouring or forging and rolling process accidents, on the surface of the tube billet there are knots scar or pits, grooves, individual blanks still exist cracks. ...

Comparison Of Burning Loss For Heated Seamless Steel Tube In Annular Furnace And Step Furnace

The burning loss of the heating seamless pipe in annular furnace and step furnace is different.In terms of heating time, the step beam furnace heating time is shorter than the annular furnace, so it ...

Determination Of Heating Speed Of Tube Billet

The heating speed of the tube billet usually refers to the heating speed of the surface of the tube billet. Heating speed, heating furnace production capacity, metal oxidation, low unit fuel consumpti...

Internal Drift Inspection Of Casing And Tubing

When oil casing and tubing fixing in the oil well, the inner hole should be into a number of downhole tools, and to be able to pass once again drilled drill bit. For fixing and the next drilling to p...

Continuous Rolling Process Of Seamless Steel Tube

The continuous rolling process of seamless tube is used to prolong rolling and sizing of steel tubes. Steel pipe continuous rolling is a process of steel pipe and mandrel moving in multiple racks, an...

Frequently Used Nondestructive Testing Methods For Steel Tubes

Nondestructive testing methods for steel pipes include: radiographic testing, magnetic powder (or magnetic flux leakage) detection, penetrant testing, ultrasonic testing, eddy current testing.1 x-ra...

Ultrasonic Vibration Drawing Pipe Technology

The application of ultrasonic technology in cold drawn steel pipe or other metal processing is a new development of high-power ultrasonic applications in the the 1970s. August 1978 Acoustic Research ...

Microstructure And Properties Of Weld Heat-Affected Zone In Pipeline Steel

Feb 02, 2018View: 104The microstructure of weld heat affected zone can be divided into two types: hard quenching steel structure and quenching steel structure. The melting zone, coarse grain region, r...

Measures To Improve The Wall Thickness Accuracy Of Seamless Steel Tubes

The control of steel seamless tube wall thickness is a difficulty in seamless steel tube production. Measures to improve wall thickness accuracy of seamless steel pipe in production include the follo...

The Technology Of Hot Expanding Seamless Tube

Expanding seamless pipe is a kind of hydraulic pressure or mechanical way to increase the expansion of the seamless steel tube along the radial direction from the internal force of the steel seamless...