What standards do your products comply with?

Our products comply with ASTM B622, B829, SB163, SB165, SB167, SB407, SB423, SB444, SB622, SB668, SB677, SB690, SB729, and ISO9001:2015.

What is the warranty period for your products?

We provide a 1-year warranty. If material defects are found that do not match the standard, free replacement is done immediately.

What are your delivery timeframes?

Peak season lead time is one month, while off-season lead time is within 15 workdays.

High Quality Black Square Pipe Iron Rectangular Tube Welded Galvanized Square Steel Pipes Ms Rectangular Tubos Quadrado

Name: High Quality Black Square Pipe Iron Rectangular Tube Welded Galvanized Square Steel Pipes Ms Rectangular Tubos Quadrado
Brand: Wenzhou Huashang Steel Co., Ltd
SKU: 2201909505

Zhejiang, ChinaWenzhou Huashang Steel Co., Ltd

US$2.00-10.00

500 kg

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Provide Technical Guidance

Warranty

1 Year

Type

Seamless

Technique

Cold Drawn

Material

Alloy Steel

Surface Treatment

Polished

Usage

Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose

Section Shape

Round

Processing Technic

Cold-Rolled or Clod Draw

Delivery Status

Annealing

Surface

Bright Tube, Pickling Passivation, Polish

Experience

Over 30years

Wall Thickness

0.2--3.5mm

Max Length

18m

Material Grade

Duplex Steel /Stainless Steel/Titanium

Grade

Nickel Alloy Steel

Transport Package

Plywood Pallet/Case

Specification

OD 2--38.1mm

Trademark

Origin

China

HS Code

7304419000

Production Capacity

3800 Tons/Year

Key features

Precision Tolerance Control: Diameter tolerance up to 0.3% D and wall thickness up to 3% S for seamless tubes.

Bright Annealing Process: Closed furnace with argon and nitrogen protection ensures bright, oxide-free surface.

Comprehensive Material Range: Supplies Austenitic, Super Austenitic, Duplex, Nickel Alloy, and Titanium grades.

Advanced Manufacturing Equipment: Features multi-roll mills, bright annealing furnaces, and automatic straighteners.

Extensive Testing Capabilities: Equipped with spectrometers, ultrasonic detectors, and hydrostatic test machines.

1-Year Warranty Coverage: Covers mechanical defects with free replacement for material standard mismatches.

Professional Technical Support: Engineers provide immediate solutions for pre-sales, during sales, and after-sales.

Third-Party Inspection Accepted: Cooperates with SGS, TUV, BV, DNV, LR, and ABS for factory inspections.

Company profile

Importers and ExportersIn-stock CapacityR&D CapabilitiesYears of Export Experience

Wenzhou Huashang Steel Co., Ltd

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2009-04-10Average Response Time: ≤15hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, Others, FCA

About Our Factory & Business Background

AddressNo.128 Wenchang Road, Longwan, Wenzhou, Zhejiang, China

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: within 15 workdays

Our Production Capability & Technical Expertise

Main ProductsStainless Steel Pipe, Ss Pipe, Stainless Steel Tube, Ss Tube, Butt Welded Fitting, Nickel Alloy Fitting, Flange, Stainless Steel Butt Welded Fitting, Duplex Steel Pipe, Nickel Alloy Steel Pipe

Our Industry Experience & Global Business Record

Main MarketsNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe

Product Q&A

Q:What materials can you supply?

We supply Austenitic Stainless Steel (304, 316L, etc.), Super Austenitic, Duplex Steel, Nickel Alloy Steel, Nickel, and Titanium & Titanium Alloy grades.

Q:What is the size tolerance for your seamless tubes?

Our seamless tube diameter tolerance is up to 0.3% D, and wall thickness tolerance is up to 3% S.

Q:Do you provide after-sales technical support?

Yes, we offer professional remote technical guidance. If defects are found, we provide immediate free replacement.

Q:Can you accept third-party inspections?

Yes, we accept inspections from SGS, TUV, BV, DNV-LG, LR, and ABS to ensure product excellence.

Q:What is the maximum length of your seamless tubes?

The maximum length for our seamless tubes is up to 38 meters.