Minerals & Metallurgy Carbon Steel Steel Pipes Welded Steel Pipes

ERW Welded Steel Pipes Round Square Rectangle Ellipse 13-200mm Galvanized Black 5.8M/6M Length

Name: ERW Welded Steel Pipes Round Square Rectangle Ellipse 13-200mm Galvanized Black 5.8M/6M Length
Brand: ZHANGJIAGANG HUA DONG ENERGY TECHNOLOGY CO.,LTD

Electric Resistance Welded steel pipes available in round, square, rectangle, and ellipse shapes with diameters from 13mm to 200mm. Features galvanized or black surface treatment for corrosion resistance, standard 5.8M/6M lengths, and compliance with ASTM A53, BS1387, DIN2244 standards. Minimum order 50MT per size with custom length options.

Place of Origin JIANGSU CHINA

Shape Welded pipe

Packaging Details seaworthy packing for exporting

Certificates ASME, TUV, SGS, CE, ISO9001,

Material Carbon Steel Welded Tube

Grade ASTM A53, BS1387, DIN2244, GB/T3091, GB/T6725

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Product Description

Product Overview

Electric Resistance Welded (ERW) steel pipes available in round, square, rectangle, and ellipse shapes with galvanized or black surface treatment for corrosion protection.

Technical Specifications

Manufactured in compliance with international standards: ASTM A53, BS1387, DIN2244, GB/T13793, GB/T3091, GB/T 6728, GB/T6725

Standard Dimensions & Tolerances

Pipe Type	Size Range	Size Tolerance (mm)	Thickness (mm)	Length Tolerance
Circle Pipe	Φ13~Φ25.4	0.10	0.5~1.5	+50mm
Circle Pipe	Φ18~Φ25.4	0.10	1.5~2.0	+50mm
Circle Pipe	Φ25.4~Φ34	0.10	0.7~2.0	+50mm
Circle Pipe	Φ25.4~Φ34	0.12	0.8~3.0	+50mm
Circle Pipe	Φ50.8~Φ79.2	0.12	1.0~3.0	+50mm
Square Pipe	16×16~25.4x25.4	0.15	0.7~2.0	+50mm
Square Pipe	30×30~50×50	0.20	1.0~3.0	+50mm
Square Pipe	60×60	0.15	0.7~2.0	+50mm
Square Pipe	100×100~200×200	0.60	3.0~6.0	+50mm
Rectangle Pipe	10×20~20×40	0.20	0.8~1.5	+50mm
Rectangle Pipe	20×40~30×50	0.25	1.0~2.5	+50mm
Rectangle Pipe	25×70~38.1×76.2	0.25	1.2~2.5	+50mm
Rectangle Pipe	30×60~40×80	0.30	1.2~2.5	+50mm
Rectangle Pipe	120×60~150×250	0.60	3.0~6.0	+50mm
Ellipse Pipe	Φ10~Φ20	0.20	0.8~1.5	+50mm

Surface Treatment & Protection

Available with galvanized coating, oil coating, or black color finish to prevent rusting and ensure long-term durability.

Standard Length & Order Requirements

Standard lengths: 5.8M / 6M or customized as per customer requirements. Minimum order quantity: 50MT per size.

Packaging Options

Available in nude packing or standard export packing to meet international shipping requirements.

Product Images

ERW welded steel pipes in round, square, rectangle and ellipse shapes with galvanized and black surface treatments

Factory production of electric resistance welded steel pipes showing manufacturing process

Quality control inspection of galvanized and black ERW steel pipes

Finished ERW steel pipes ready for packaging and shipment

Manufacturer Advantages

Direct-selling manufacturer specializing in welded steel pipes and fittings
Comprehensive research and development capabilities for galvanized and bright steel tubes
Strong relationships with major steel strip suppliers ensuring quality materials
Professional technical assistance and custom solutions available
Strategic location with convenient transportation access