seamless steel pipes and welding (ERW) tubes/SMLS pipelines

steel wire export
Taiwan steel exporters imposed anti-dumping tariffs in Thailand
October 14, 2016
abter steel pipes
comparation of carbon steel pipes and black pipes
October 17, 2016

seamless steel pipes and welding (ERW) tubes/SMLS pipelines

seamless steel pipes

SEAMLESS PIPES AND TUBES (SMLS)
Abter Steel Pipe is a leading worldwide provider of seamless pipelines and tubes of all grades and dimensions with more than 10 years of item and organisation know-how. In our storage facility, we stock seamless pipes approximately 24″ in the high and low-temperature range. The pipelines are according to ASTM and API in the complete schedule series. Thick wall XXS is not missing in our storage facility. In addition we keep seamless pipes for structural application with high yield strength as much as 1.000 ksi on stock. Through our global network, we can likewise provide you from stock or brand-new production for instance with pipes according ASTM A 312, high temperature austenitic pipelines acc. ASTM B 407, or nickel alloys in acc. to ASTM B165 or B622.

production process of seamless pipe
Steel pipelines and tubes can be produced in various techniques, the main methods are electric resistance welding (ERW), fusion welding (EFW), double submerged arc welding (DSAW) and smooth pipe manufacturing (SMLS). The seamless pipe manufacturing procedure starts with the improvement of raw materials into steel bars.
Seamless pipe sizes and dimensions.

Classfication of seamless steel pipe

TypesApplication
Structure PurposesGeneral structure and mechanical
Liquid ServicesPetroleum, gas and other fluids conveying
Hydraulic Pillar ServiceHydraulic support
Low and Medium PressureSteam and boiler manufacturing
Auto Semi-shaft CasingAuto sem-shaft casing
Line PipeOil and gas conveying
Drill Pipes Well drilling
Tubing and CasingOil and gas conveying
Geological Drilling PipeGeological drilling
Petroleum Cracking TubesFurnace tubes, heat exchangers
seamless steel pipes and tubes

seamless steel pipes and tubes

Seamless pipelines are completed in accordance with client requires relating to dimensional and wall thickness specifications along with heat treatment for more demanding applications. In general a seamless pipe is made in sizes from 1/8″ to 24″ inning accordance with present requirements API, ASTM, and ASME. Smooth tubing is offered for different materials such as carbon steel, stainless steel and alloy steel. If required for unique jobs we can also provide seamless pipelines for larger sizes beginning with outdoors size 26″ up to 48″.

Abter Steel Pipe is a leading international provider of smooth pipes and tubes of all grades and measurements with more than 10 years of item and organisation proficiency. Through our worldwide network, we can likewise provide you from stock or new production for example with pipes according ASTM A 312, high temp austenitic pipes acc. Steel tubes and pipelines can be made in various techniques, the primary methods are electrical resistance welding (ERW), fusion welding (EFW), double immersed arc welding (DSAW) and smooth pipe manufacturing (SMLS).

what is the difference between ERW steel pipe and seamless steel pipe?

Nowadays, with fast building and construction of society and fast development of technology, a growing number of different kinds of steel pipelines are created, such as welded steel pipe, seamless steel pipe, ERW steel pipe and so on, and increasingly more steel pipes are required. In the competitive market of steel pipe, ERW steel pipe, smooth pipe and bonded steel pipe are well sold thanks to their particular qualities.

There are a few aspects of distinctions between ERW steel pipe and seamless steelpipe. ERW pipe, which is short for electric resistance welding, is utilized in delivery of liquid, such as fuel, gas and so on, regardless the requirement of pressure, which plays an essential role in the communicating tube all over the world, while seamless pipe is a sort of steel pipe shaping square and rectangle and having no seam around with hollow cross-sections, which is utilized in conveying liquid but likewise making structural members and device parts, due to its remarkably high anti-bending and anti-torque strength and impossibly lightness. All in all, ERW pipe and smooth steel pipe is quite various in use.

What’s more, the greatest difference in between ERW pipe and seamless steel pipe is that ERW pipe has welding line, which is the exact same as bonded steel pipe, but seamless black steel pipe doesn’t have, either does the bonded steel pipe. The welding line of ERW pipe is the crucial to the quality of ERW steel pipe. In the look, cold-drawn smooth stainless steel pipe is much shorter than hot-rolled one and the wall thickness of cold-drawn smooth stainless steel pipe is usually smaller than the wall thickness of hot-rolled one.

In general, although ERW pipe and smooth steel pipe both play a crucial role as well the welded steel pipe carry out in the building and construction of society, ERW pipe and seamless API steel pipe has various use and different making development thanks to their different appearance. Scientists have actually constantly been paying a lot to improve their home, which is intended to make them more multifunctional and to reduce the expense of processing. Maybe one day, ERW pipe and smooth steel pipe will have little differences.

ERW pipe, which is brief for electrical resistance welding, is used in shipment of liquid, such as fuel, gas and so on, regardless the requirement of pressure, which plays an essential function in the communicating tube all over the world, while seamless pipe is a kind of steel pipe shaping square and rectangular shape and having no joint around with hollow cross-sections, which is used in communicating liquid however likewise making structural members and maker parts, due to its remarkably high anti-bending and anti-torque strength and impossibly lightness. What’s more, the most significant difference in between ERW pipe and smooth steel pipe is that ERW pipe has welding line, which is the same as welded steel pipe, but smooth black steel pipe does not have, either does the welded steel pipe. In basic, although ERW pipe and seamless steel pipe both play an important function as well the bonded steel pipe do in the building of society, ERW pipe and seamless API steel pipe has various usage and various making progress thanks to their different look.

standard of seamless steel pipes

GradeChemical Components (%)Mechanical Properties
ASTM A53CSiMnPSTensile STrength(Mpa)Yield STrength(Mpa)
A≤0.25≤0.95≤0.05≤0.06≥330≥205
B≤0.30≤1.2≤0.05≤0.06≥415≥240
ASTM A106A≤0.30≥0.100.29-1.06≤0.035≤0.035≥415≥240
B≤0.35≥0.100.29-1.06≤0.035≤0.035≥485≥275
ASTM A179A1790.06-0.180.27-0.63≤0.035≤0.035≥325≥180
ASTM A192A1920.06-0.18≤0.250.27-0.63≤0.035≤0.035≥325≥180
API 5L PSL1A0.220.900.0300.030≥331≥207
B0.281.200.0300.030≥414≥241
X420.281.300.0300.030≥414≥290
X460.281.400.0300.030≥434≥317
X520.281.400.0300.030≥455≥359
X560.281.400.0300.030≥490≥386
X600.281.400.0300.030≥517≥448
X650.281.400.0300.030≥531≥448
X700.281.400.0300.030≥565≥483

 

Leave a Reply