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...

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 ...

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...

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...

Methods For Preventing Quenching Cracks In Medium And High Carbon Low Alloy Steel Tubes

Quenching treatment is carried out for medium and high carbon steel pipe (steel pipe mainly with low alloy steel or medium alloy steel) or for the emergency cooling method (water quenching) of Cr sta...

High Temperature Alloy Application Fields

The so-called high temperature alloy, that is, 600 ℃ above the high temperature and a certain stress under the action of a long-term work of a class of alloysCompared with traditional metals, high te...

SA335 P91 Alloy Steel Pipe Welding Process Requirements

The SA335 P91 alloy steel is a new steel type that adds an improved elements of v, Nb, N, Ti and Al to the 9Cr-1Mo steel. The alloy steel pipe has good anti-high temperature oxidation and creep resi...

The Hazards Of Sulfur In Steel Pipe

Sulfur comes from the ore and fuel coke of steelmaking, which is a harmful element in steel. Sulfur is found in steel in the form of ferrous sulfide (FeS), FeS and Fe form a low melting point (985 de...

A Brief Description Of Microalloy Steel

Aug 12, 2019View: 104The role of microalloy elements in steel is to refine grains in order to improve the strength and toughness of steel, while relying on the analysis of microalloy elements to furth...

Ferroalloy Overview

Ferroalloys are developed based on the needs of steel and new metal materials industry, the current ferroalloy varieties have binary and multiple ferroalloys dozens, of which the largest amount of bi...

The Function Of Vanadium In Steel

Effect of vanadium on microstructure and heat treatment of steel(1)Vanadium and iron can form a continuous solid solution, strongly reduce the austenite phase area.(2)Vanadium and carbon, nitrogen, o...

Effect Of Heat Treatment On Persistent Creep Properties Of Superalloys

Effect of heat treatment on persistent creep properties of superalloysThe most basic heat treatment of superalloys is solution and aging. Solution treatment temperature can make γ´ phase and carb...