Alloy steel is often subdivided into two groups: high alloy steels and low alloy steels. The difference between the two is defined somewhat arbitrarily.
Alloy steel is steel that is alloyed with a variety of elements....

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Seamless tubes
Seamless Steel Pipe is made from a solid round steel ‘billet’ which is heated and pushed...
Alloy steel pipe applies to petroleum, chemical industry, electric power, boiler, high temperature resistant, low temperature resistant, corrosion resistant steamless steel pipe used.
SunnySteel is a merchant exporter and supplier of alloy steel pipes and alloy steel tubes used for many different purposes.
Seamless pipes
Stainless Pipes and tubes
Seamless pipes
Special Alloy, Specialist Steel, High-Performance Alloys
Seamless tubes
Welded pipe including ERW, EFW and DSAW carbon steel pipe along with their respective flanges and fittings.
SSAW pipe is made of hot rolled coiled steel by automatic submerged arc weld under normal atmospheric temperature.
SSAW pipe is made of hot rolled coiled steel by automatic submerged arc weld under normal atmospheric temperature.
Seamless tubes
Pipe fittings are used to connect pipes. There are different varieties of pipe fittings made of various ...
Seamless tubes
We produce weldable components include elbows, tees, reducer.
Seamless tubes
A flange is a method of connecting pipes, valves, pumps and other equipment to form a piping system.
Forged Steel High-Pressure Fittings
Forged Steel High-Pressure Fittings
Forged Steel High-Pressure Fittings
Sunny Steel specializes in sccessories and we can offer a complete range of sizes, materials, standards, and grades.
ASTM A335 >>
ASTM A335 Pipe Specifications, Seamless Ferritic Alloy Steel Pipe for High-Temperature Service
ASTM A333 >>
ASTM A333 is the Standard Specification for Seamless and Welded Steel Pipe for Low-Temperature Service.
ASTM A213 >>
ASTM A213M-09 Standard Specication for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, Heat-Exchanger Tubes.
| Seamless | Welded Pipe | Fittings | Valve
Gate Valve Class 150 NPS 42

Design Construction and Specification: Product Name:Gate Valve Class 150 NPS 42 Rising Stem, Flexible or Solid Wedge Bolted Bonnet, Welded Seat Ring Standards Compliance: Basic Design: API600 or BS1414 Face to Face Dimension: ANSI ...
Gate Valve Class 300 NPS 26

Design Construction and Specification: Product Name:Class 300 Gate Valve NPS 26 Rising Stem, Flexible or Solid Wedge Bolted Bonnet, Welded Seat Ring Standards Compliance: Basic Design: API600 or BS1414 Face to Face Dimension: ANSI ...
Class 150 Gate Valve

Design Construction and Specification: Product Name:Class 150 Gate Valve OS&Y, Rising Stem, Flexible Wedge Bolted Bonnet, Welded Seat Ring Standards Compliance: Basic Design: API600, BS1414 Face to Face Dimension: ASME/ANSI B16...
Class 2500 Gate Valve

Design Construction and Specification: Product Name:Class 2500 Gate Valve OS&Y, Rising Stem, Flexible or Solid Wedge, Pressure Seal, Threaded or Welded Seat Ring Standards Compliance: Basic Design: API600, BS1414 Face...
Class 900 Gate Valve

Design Construction and Specification: Product Name:Class 900 Gate ValveOS&Y, Rising Stem, Flexible Solid Wedge Bolted Bonnet, Threaded of Welded Seat Ring Standards Compliance: Basic Design: API600, BS1414 Face to Face Dimens...
Parallel Slab Gate Valve Class 150

Design Construction and Specification: Product Name:Parallel Slab Gate Valve Class 150 Valves designed to API 6D Valves tested to API and API598 Face-to-Face to API and ANSI B16.10 RF flanged ends to ANSI B16.5 ...

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Standard Lists for steel products

Sunny Steel provide a wide range of steel products as Steel pipes, Seamless tube and seamless pipes, Alloy pipes, Pipe fittings, Composite steel pipe used in the industry, construction etc.
Seamless steel pipes
We can makes and markets cold-drawn and hot rolled seamless steel pipes and cold-drawn special-section seamless pipes which are widely applied in the industries of petrochemical, boiler, automobile, mechanical, construction...
Stainless Pipes and tubes
Stainless Pipes are made from more than 20 steel grades of various corrosion resistance and are intended for application in conditions of a wide range of corrosion environments and temperatures in heat exchanger.
Welded steel pipes >>
Sunny Steel produce an extensive selection of welded pipe including Electronic Resistance Welded (ERW), Electronic Fusion Welded (EFW), and Double Submerged Arc Welded (DSAW) carbon steel pipe along with their respective flanges and fittings.
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