Technical Articles

Categories, Applications and Selection of Expansion Joints (Part One)

• Dec Mon, 2017
• Hits: 47
• Technical Articles

An expansion joint consists of a bellows (a kind of elastic element), a bracket, a flange and connectors at both ends, which is also a kind of compensating component. An expansion joint uses effective...

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Knowledge of Graphite Gaskets

• Nov Sat, 2017
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• Technical Articles

Graphite gaskets are applied to sealing stuffing boxes of equipment such as all kinds of valves, pumps and reactors at high temperature and high pressure. Sealing performance of a flexible graphite gasket...

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What Are A, B, C, D , R, RIR, CG and CGI Types for Spiral Wound Gaskets?

• Oct Fri, 2017
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• Technical Articles

Spiral wound gaskets are usually made of stainless steel strips such as SUS304 and SUS316, and graphite, asbestos, polytetrafluoroethylene, non-asbestos and other soft materials are wound around stainless...

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Knowledge of Stamping Elbows

• Sep Fri, 2017
• Hits: 31
• Technical Articles

Material Carbon steel: ASTM/ASME A234 WPB、WPC Alloy: ASTM/ASME A234 WP 1-WP 12-WP 11-WP 22-WP 5-WP 91-WP911, 15Mo3 15CrMoV, 35CrMoV Stainless steel: ASTM/ASME A403 WP 304-304L-304H-304LN-304N,...

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Specifications of Steel Pipe Fittings

• Aug Wed, 2017
• Hits: 53
• Technical Articles

The specifications of the pipe fittings mainly involve the diameters and the thicknesses of the tubes' walls. The nominal dimension or the nominal diameter (the symbol of the metric unit is DN, which...

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Stainless Steel Pipe Fittings

• Jul Fri, 2017
• Hits: 37
• Technical Articles

Stainless steel pipe fittings belong to pipe fittings, and they are made of stainless steel materials. Stainless steel pipe fittings include stainless steel elbows, stainless steel tees, stainless steel...

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Knowledge Related to Pipe Caps

• May Tue, 2017
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• Technical Articles

Pipe caps are used for being welded on the pipe ends or connected to the outer threads so as to close off pipelines, which have the same functions as pipe plugs. Pipe caps are similar to blind flanges,...

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A Simple Introduction to Eccentric Reducers

• May Wed, 2017
• Hits: 51
• Technical Articles

Definition An eccentric reducer is a kind of pipe fittings used between two pipes of different diameters. Its forming processes are reducing, expanding or reducing plus expanding,...

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Technical Requirements for Pipe Fittings

• Apr Thu, 2017
• Hits: 48
• Technical Articles

The technical requirements for pipe fittings are as follows: Geometric dimensions include outer diameter, inner diameter and wall thickness. It is also required to control the radius of curvature. If...

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Classifications of Steel Pipe Fittings II

• Mar Wed, 2017
• Hits: 44
• Technical Articles

② forging pipe fittings Forged pipe fittings mainly include socket welded pipe fittings and threaded fittings; sometimes butt welded pipe fittings or pipe fittings with mixed connections are made...

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Manufacturing Methods for Pipe Fittings

• Feb Mon, 2017
• Hits: 53
• Technical Articles

The commonly used manufacturing methods for pipe fittings are stamping, forging, roller, rolling, bulging, stretching, bending, and combined processing methods. Pipe fitting manufacturing process is an...

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The Category and Forming Process of Stamping Elbow

• Feb Mon, 2017
• Hits: 66
• Technical Articles

The class of stamping elbows Stamping elbow classify into cold stamping and hot stamping, we often choose cold or stamping based on the materials' properties and equipment capacity. The forming process...

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