What is the wall thickness range?

Wall thickness ranges from 1mm to 16mm.

What certifications are available?

Certificates include API, CE, BSI, RoHS, SNI, BIS, SASO, PVOC, SONCAP, GS, and ISO9001.

Welded Rectangular Tube with 90 Degree Sharp Angle for Custom Designs

Name: Welded Rectangular Tube with 90 Degree Sharp Angle for Custom Designs
Brand: TIANJIN BOER KING STEEL CO., LIMITED
SKU: 2014756422

Tianjin, ChinaTIANJIN BOER KING STEEL CO., LIMITED

US$900.00-950.00

2 Tons

Sample price:US$300.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Support

Warranty

1 Year

Model NO.

S235JR S275JR S355JR Q235B Q345B

Type

Welded

Technique

Hot Rolled

Material

Carbon Steel

Surface Treatment

Black

Usage

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

Section Shape

Rectangular

Model No.

S235jr S275jr S355jr Q235B Q345b

Product Name

Carbon Steel Pipe

Standard

ASTM JIS DIN GB En

Grade

S235jr S275jr S355jr

Surface

Black

Secondary or Not

Non-Secondary

Length

6m-13.5m or as Per Customer

Transportation

by Container or Bulk Vessel

Technology

Welded

Material 2

Q235B Q345b

Wall Thickness

1mm-16mm

Packing

Standard Packing

Side

30mmx30mm~400mmx400mm/30mmx50mm~300mmx600mm

Ends

in Plain Ends

Transport Package

Bundles or in Bulk. Bundle with Steel S

Specification

THK: 1.0-16mm

Trademark

BKS

Origin

Tianjin China

HS Code

7306

Production Capacity

2000 Ton/Month

Key features

Customizable Dimensions: Side sizes range from 30mmx30mm to 400mmx400mm, tailored to customer needs.

Wide Material Selection: Available in S235jr, S275jr, S355jr, Q235B, and Q345b carbon steel grades.

Extensive Certifications: Certified by API, CE, BSI, RoHS, ISO9001, and other international standards.

Versatile Applications: Suitable for pipeline transport, construction, machinery, and oil/gas drilling.

Flexible Processing: Supports welding, punching, cutting, bending, and decoiling services.

Large Production Capacity: Monthly capacity of 60,000 tons for steel pipes and 720,000 tons annually.

Quality Warranty: 1-year warranty with full responsibility for any quality issues.

Standard Seaworthy Packing: Secure packaging with plastic caps for ends, suitable for bulk or bundle transport.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceCooperated with Fortune 500Years of Export Experience

TIANJIN BOER KING STEEL CO., LIMITED

Tianjin, China

Business Type: Manufacturer/Factory, Group CorporationExport Year: 2024-06-13Nearest Port: Tianjin,ChinaAverage Response Time: ≤11.76hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryTIANJIN BOER KING STEEL CO., LIMITED is identified as a China-based limited company and manufacturer/factory, also associated with a larger group. Its stated product range covers several steel pipe, tube, and steel plate/coil categories. The supplier has exported for 10 years, with exports representing 51%–70% of total sales, and reports OEM and ODM capabilities. However, it does not provide 3D software design, reports no new products in the past year, and has no stated in-stock, overseas warehouse, or overseas showroom capability. Service procedures exist for supplier assessment, corrective actions, and complaint handling, but no written records were provided. Financial-period entries are present, but the slices do not provide sufficient non-financial evidence to assess financial credibility. A BV audit is recorded, with an evaluation result of 0 and a report period from September 11, 2023 to September 10, 2024; the slices do not identify a certification held.

After-Sales capabilityThe supplier has procedures for customer complaint handling, corrective and preventive actions, and service-capability assessment, but no written records were provided for these processes. It also reports no in-stock service, overseas warehouse, or overseas showroom capability, indicating explicit limitations in service infrastructure.

R&D capabilityThe supplier reports no professional technical R&D capability, no new products in the past year, and no available SDK. It does provide ODM services, but the explicit lack of R&D indicators and recent product development is a deficiency for innovation capability.

Production capacityThe supplier is described as a manufacturer/factory offering seamless steel pipe, oil casing pipe, galvanized steel pipe, stainless steel pipe, boiler steel tube, and steel plate/coil. However, it reports no in-stock capability, while outsourcing procedures and manufacturing contracts are unknown; product scope supports production activity, but capacity depth cannot be fully verified.

Customization capabilityCustomization from samples is explicitly available, and the supplier reports both ODM services and OEM capability for popular brands. These records provide direct evidence of customization and private-label manufacturing capability.

Product Q&A

Q:What is the standard delivery date?

40 days after receiving deposit

Q:What is the production capacity?

For steel pipes, 60,000 tons per month and 720,000 tons per year. For pipe fittings, 30,000 tons per year.

Q:How are the products packaged?

Usually as per customer's requests. Common packing information: Small size in bundles, big size in bulk, some sizes with plastic cap to protect both ends, seaworthy packaging.

Q:How do you handle quality problems?

We will be responsible for all of our quality problems.

Q:What are the available side dimensions?

Side sizes range from 30mmx30mm to 400mmx400mm, or 30mmx50mm to 300mmx600mm.