BS 1387 Galvanized Steel Pipe

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BS 1387 galvanized steel pipe

BS1387 (EN10255) is a British standard for black welded pipes for BS21 tanks and BS21 tanks. BS 1387 hot-dip galvanized steel tubes are used for gas, air and water transport, civil and other structures. BS1387 galvanized pipe which nominal size DN8-DN150 in light, medium, and heavy thickness. With years of experience in BS1387 galvanized steel pipe manufacturing, Gnee have become one of the most specialized BS1387 tube suppliers and manufacturers of BS1387 galvanized iron pipe production and exportation. Our BS 1387 galvanized steel pipe has been sold all over the world and won a good reputation.

  • GB/T3091 – 2001
  • EN10219
  • ASTM A53
  • BS1387 – 1985
  • DIN EN10025
  • JIS G3444:2004
  • Normal Spangle
  • Skinpassed Spangle
  • Regular Spangle
  • Minimized Spangle
Outer DiameterRound pipe: 20~610mm
Square pipe: 20*20mm~400*400mm
Rectangular pipe: 20*40mm~300*500mm
Wall ThicknessRound pipe: 0.8~18mm
Square and rectangular pipe: 0.8~18mm
Length3-12M according to client requirement
  • ERW (high – frequency welded)

Available, welcome to consult

A) Packaging Details: Galvanized steel pipe packed in wooden boxes, plastic bags, steel strips bundled, or as you request.
B) Delivery Time: 25-40days, 7 days for stock goods.
C) Loading Port: Shanghai ,Tianjin, Qingdao.
D) Offer Ability: 5000MT/Per Month.
E) MOQ: 1 ton.

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Provide Various Shapes and Size

Gnee Provides Galvanized Steel Pipe/Tube In Various Shapes/Sizes Or Customize

Being a quality-focused organization, we manufacture and supply Carbon Steel BS 1387 Galvanized ERW Pipes firmly constructed using high-grade material. We have specially designated a quality range of Carbon Steel BS 1387 Galvanized ERW Pipe used in the piping systems of oil, gas, chemical, food processing, and petrochemical industries. Our quality department thoroughly checks CS BS 1387 ERW Pipes to assure its defect-free range.

All shipping documentation is provided for Galvanized ERW Pipes delivery from mill to customer. All the BS 1387 Galvanized ERW Pipes are supplied with standard end capes on both ends. Special types of end caps are supplied if required by the customer. Shipping Marks are attached to each Wooden Crate, Wooden Box and Bundle packing.

We Gnee supply galvanized steel pipes of different sizes, such as 8-inch /4-inch /2-inch, and we can also customize for you. The following sizes for your reference:

Class C
Nominal size( mm) Designation of thread(in)(O.D) Thickness  Plain end Screwed and Socketed 
(MAX) (MIN) 
 mm inmm mm mm kg/m kg/m 
151/221.7 21.1 3.2 1.44 1.45 
203/427.2 26.6 3.2 1.87 1.88 
25134.2 33.4 4.0 2.94 2.96 
321 1/442.9 42.1 4.0 3.80 3.83 
401 1/248.8 48.0 4.0 4.38 4.42 
50260.8 59.8 4.5 6.19 6.26 
652 1/276.6 75.4 4.5 7.93 8.05 
80389.5 88.1 5.0 10.30 10.50 
1004114.9 113.3 5.4 14.50 14.80 
Parameter Of Hot Sale BS1387 Galvanized Steel Pipe/Tube
Outer DiameterRound pipe: 20~610mm
Square pipe: 20*20mm~400*400mm
Rectangular pipe: 20*40mm~300*500mm
Wall ThicknessRound pipe: 0.8~18mm
Square and rectangular pipe: 0.8~18mm
Length3-12M according to client requirement
TechniqueERW/ Pre-galvanized/ Hot-dipped galvanized
CertificationsISO 9001:2008,SGS, BV, CCIC etc
MaterialMaterialGr.A, Gr.B, Gr.C, 
S235, S275, S355, 
A36, SS400, 
Q195, Q235, Q345
PackingOD not less than 273mm: Loose packing,piece by piece.
OD less than 273mm: In hexagonal seaworthy bundles packed by steel strips.
small sizes nested into big sizes.
Pipe endsPlain end/ Bevel end;
Groove end;
Joint with flange;
Threaded on two ends, one end with coupling, one end with plastic cap
Finish of pipeHot dipped galvanized with zinc 220~260g/m2;
Pre-Galvanized with zinc 30~150g/m2
Painted with black/varnish lacquer;
Oil on the surface to prevent rust;
Bare pipe without painting:
Epoxy painting/FBE coating/3PE coating
GradeChemical Composition (%) Max.
BS 13870.2001.2000.0450.035
GradeMechanical Properties, Min.
Tensile Strength(Mpa)Yield Strength(Mpa)Elongation(%)
BS 1387320-46019520
Applications Of BS1387 Galvanized Steel Pipe/Tube

BS 1387 GI pipes are suitable for construction and structural applications, water supply, gas conveyance, fencing, mechanical engineering, ect.

Why Choose Gnee galvanized steel Product?

If you want to find a trustable galvanized steel sheet/coil/tube/pipe/rod/profiles manufacturer, Gnee will be your best choice. 20 years of experience galvanized steel products manufacturer, certified by CE, ISO, SGS and ASTM, EN. We strictly control the quality of our galvanized steel products, using high-quality raw materials and advanced production processes to ensure that our products meet international standards and customers’ requirements.

In addition, our galvanized steel products have been successfully exported to more than 60 countries such as Singapore, Vietnam, Malaysia, Indonesia, Pakistan, UAE, and South Korea, etc. Many regular customers visit our company and factory and make multiple orders.

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What Services Does Gnee Provide?

Gnee can provide the following measurement services for galvanized steel product:

Coating Thickness: Measurement of the thickness of the zinc coating on the galvanized steel surface. This is crucial for ensuring that the steel has an adequate protective layer.

Dimensions: Checking and documenting the dimensions of the galvanized steel, including length, width, and thickness of the steel itself.

Weight: Determining the weight of the galvanized steel, which may include both the steel and the zinc coating. This is often measured in pounds or kilograms.

Surface Inspection: Examining the surface quality of the galvanized steel for any defects, imperfections, or irregularities.

Adherence to Standards: Verifying whether the galvanized steel meets specific industry or international standards for quality and performance.

Corrosion Resistance Testing: Assessing the corrosion resistance of the galvanized steel, which is a key property of the zinc coating.

Ask Measurement service

Gnee can customize the size and shape of galvanized steel products for your project according to specific project needs. The custom design of the galvanized steel product is carried out by a professional engineer and design team. Based on the requirements and constraints of the project, they will use calculation and simulation tools, combined with experience and technical knowledge, to optimize the galvanized steel products design to meet the specific needs of your engineering.

● According to the strength requirements of structural design, adjust the thickness, width, and length of galvanized steel product.
● The shape of the galvanized steel product can be designed according to the characteristics of the project.
● If you consider the convenience of installation and maintenance, we can also add openings and passages for easy access and operation in the design for areas that require frequent maintenance.

Ask Customized Services

Purchasing Gnee galvanized steel products can provide the following deep processing services. We can customize according to the specific needs of customers to meet the requirements.

Precision Cutting Service: Galvanized steel products can be custom cut to obtain the desired shape and size according to the needs of customers. For example, flame cutting, plasma cutting, laser cutting, etc., can cut galvanized steel sheet/coil/tube into required blocks, special-shaped parts.
Bending and forming: Galvanized steel products are bent and formed by stress application and appropriate processes to obtain the desired shape.
Welding service: Welding services for joining multiple pieces of galvanized steel, creating complex structures.
Punching and Perforation: Punching or perforating services for creating holes, slots, or other patterns in the galvanized steel. Meet specific assembly requirements.
Surface treatment: Additional coating or finishing processes to enhance the aesthetics or performance of the galvanized steel.

Ask Deep Processing Services

Gnee galvanized steel products can provide the following testing services through third-party testing agencies. These third-party testing services can provide independent, objective verification that galvanized steel products comply with relevant standards and regulations.

Coating Thickness Measurement: Verification of the thickness of the zinc coating on the galvanized steel surface.
Material Chemical Composition Analysis: Through chemical composition analysis, determine whether the composition of the galvanized steel products meets the standard requirements.
Mechanical Performance Test: Mechanical performance test includes tensile test, impact test, bending test, etc., which are used to determine whether the mechanical properties such as strength, toughness and ductility of products meet the specified requirements.
Corrosion Performance Test: Through the corrosion performance test, evaluate the corrosion resistance of galvanized steel products, including salt spray corrosion resistance, chemical corrosion resistance, etc.
Hardness Test: Hardness test is used to measure the hardness of galvanized steel products, and its strength and wear resistance can be evaluated according to the hardness value.
Adherence to Standards: Inspection to confirm that the galvanized steel meets specific industry or international standards for quality and performance.
Surface Inspection: Examination of the surface quality to identify any defects, imperfections, or irregularities.
Dimensional Inspection: Verification of dimensions to ensure that the galvanized steel meets the specified size requirements.

Ask Deep Processing Services

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