The main product range of Forever Steel Manufacturing Co., Ltd includes seamless steel pipes(SMLS), ERW pipes, spiral welded pipes(SSAW), straight seam submerged arc welded pipes(LSAW) and a complete series of pipe fittings.
From raw material incoming inspection, production scheduling, forming, welding, heat treatment, straightening, cutting, surface treatment to final finished product inspection.
In addition to providing high-quality products, we also provide customers with product related processing services such as painting, cutting, threading, welding, etc., to meet their personalized needs.
Explore practical steel pipe technical resources, industry updates and company news for global buyers, engineers and project teams. Our guides cover product selection, standards, dimensions, coatings, inspection and quality control to support clearer specifications and more reliable procurement decisions.
Learn how to choose steel pipe standards and grades by application,material,and market,with practical comparison tables for ASTM,API,EN,oil and gas,structural,and water pipeline projects,
Learn how steel pipe length is specified in production,transport,container loading,and site installation,This guide explains standard mill length,single random length,double random length,fixed cut length,and practical shipping limits that affect procurement,fabrication,and field execution,
Understand how steel pipe wall thickness is specified using Schedule,millimeter thickness,inch thickness,and gauge notation,This guide compares Sch 40,Sch 80,and common thickness reference methods used in technical drawings,standards,and international procurement,
Learn how steel pipe size is expressed in global trade through NPS,DN,OD,nominal bore,and inch-to-mm conversion,This guide explains the difference between nominal size and actual outside diameter,with practical reference tables for engineers,buyers,and technical sourcing teams,
This tubing guide explains what buyers should confirm before ordering API 5CT tubing for production service,injection service,or corrosive environments,including grade choice,service conditions,and connection considerations,
Understand when standard API thread types such as STC,LTC,BTC,NUE,and EUE are suitable,and when projects may require premium connections such as VAM TOP or equivalent systems for more demanding well conditions,
Learn when surface casing,intermediate casing,production casing,or a liner is used in oil and gas wells,This guide explains the role of each casing string,how projects choose between them,and what buyers should confirm before asking for quotation,
Use this steel pipe inspection checklist to review MTC, dimensions, NDT, hydrostatic test, coating, marking, packing and shipment documents before delivery.
A practical API 5L line pipe selection guide for oil and gas buyers, covering seamless vs ERW/LSAW/SSAW pipe, Grade B to X70, PSL1 vs PSL2, coating, inspection documents and RFQ checklist.
This guide explains the basic functions,grades,connection types,inspection requirements and application scenarios of API 5CT casing and tubing,It helps oil and gas buyers,drilling contractors and project engineers understand how to select suitable OCTG materials for different well conditions,including shallow wells,deep wells,sour service environments and high-pressure drilling projects,
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