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Steel Pipe Dimensions & Sizes Chart (Schedule 40, 80 Pipe) Means

People always confused about how to describe steel pipe dimensions (sizes) in correct ways, or how to clarify to seller what exactly pipe size we are going to purchase. In case any misunderstandings or a different size we purchased, that will be a big trouble. So, what are the exactly right ways to express the […]

How to Calculate Steel Pipe Weight by Size and Chart

Steel pipe unit weight (kg/m or lb/ft) is an important description that shall be specified in the purchase order. Then how to calculate the steel pipe weight per foot or per meter? Through pipe weight and total quantity meters we will get the whole weight for the pipe request. Another way to get is to […]

What is NACE MR0175/ISO 15156 Pipe and Fittings

Always in pipeline systems we met the material with NACE MR0175/ISO 15156 pipe or fittings, so do you really know what is the major differences between NACE carbon pipe and normal carbon steel pipe? And how is the cost for nace material? So today we are going to introduce NACE MR0172 / ISO 15156 from […]

API 5L Steel Pipe Specification (Latest 45th Edition Update)

API 5L is the implementation standard of steel pipe for pipeline transportation system and specification for line pipe. So how much do you know about API 5L pipe and why it is getting so popular and important in pipeline industries? Here we will do a brief introduction of API 5L pipe and related standard specifications […]

What is OCTG? It includes Drill Pipe, Steel Casing Pipe and Tubing

OCTG is the abbreviation of Oil Country Tubular Goods, it mainly refers to the piping products that applied in the oil and gas production (drilling activities). OCTG pipe normally is manufactured based on API or related standard specifications. It also could be taken as a collective name of Drill pipe, Steel Casing Pipe and Tubing […]

API Coupling and Threads for Casing and Tubing

API Coupling refers to the steel couplings that used in connecting casing pipe and tubing. Also known by OCTG coupling, it is usually manufactured in seamless type, material grade same with the pipe body (API 5CT K55/J55, N80, L80, P110 etc), same PSL or providing higher grades than requested. Same heat treatment also applicable, except […]

Butt Weld Fittings Types and Material Specifications – Fast Guide

Butt weld fittings is one of the most popular connection type in pipeline systems. It always been required in large quantities in different industries, and especially for the large diameter pipelines. What is Butt Weld Fittings Butt weld is to connect pipes or fittings ends by welding. It’s a weldable steel pipe fitting that would […]

Socket Weld Fittings Types and Applications – Completely Specification

As we know there are four connecting types for the pipe fittings: Socket weld, butt weld, threaded, and flanged. In terms of steel pipe fittings that you would be able to use for your pipeline projects, you will find two of them to be quite popular: Socket weld fittings and butt weld fittings. However, since […]

ASTM A335 Pipe and Featured Grades P11, P22, P91 Pipes

ASTM A335 pipe (with Grade P9, P11, P22, P91 pipes) has been widely used in different industries for high temperature, high pressure services. According to market data, it is one of the most consumption alloy pipes in boiler industry, heat exchanger, power station, high and super high pressure vessels. So why this pipe is required […]

ASTM A106 Grade B Seamless Carbon Pipe

As we know ASTM A106 Grade B pipe is one of the most popular seamless steel pipes applied in different industries. Not only in pipeline systems like oil and gas, water, mineral slurry transmission, but also for boiler, construction, structural purposes. So what is ASTM A106 Grade B pipe and why it is required so […]

Concrete Coated Pipe – Submarine Pipeline

Concrete coated pipe also called concrete weight coating pipe (CWC pipe), it is the steel pipe external with concrete weight coating (Mixed with cement, aggregates, reinforced steel mesh and water), to provide the strong downward force protection or a negative buoyancy for the pipelines. This pipe is commonly used in sub-sea (submarine) pipelines, with adding […]

Steel Tee (Equal and Reducing Tee) – Common Use Pipe Fittings

Steel tee is a T-shaped pipe fittings that has three branches, normally has two forms with Equal Tee and Reducing Tee (Tee reducer), both are used to divide (combine) the pipelines to adjust the flow rate and change the direction. Steel pipe tee has been be widely used in different industries, according to material types […]