What are the terms of payment?

We accept LC, T/T, D/P, PayPal, Western Union, Small-amount payment, and Money Gram.

What is the average lead time for production?

Peak Season Lead Time is one month, and Off Season Lead Time is within 15 workdays.

Custom Welded Pipe Sleeve Heavy Duty External Joiner Steel Sleeve

Name: Custom Welded Pipe Sleeve Heavy Duty External Joiner Steel Sleeve
Brand: Qingdao Xinhuiying Steel Co., Ltd.
SKU: 1989690291

Shandong, ChinaQingdao Xinhuiying Steel Co., Ltd.

US$10.00

1-999 Pieces

US$9.00

1,000+ Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Connection

Welding

Flexible or Rigid

Rigid

Model NO.

Steel Sleeve

Material

Carbon Steel

Standard

Nonstandard

Use

External Pipe Joint Sleeve

Grade

G250/G300/G350/Q235B/Q355b

OEM

Yes

Length

110mm

Surface

Mild Steel

Wall Thickness

Heavy Wall

Surface Treatment

Black

Processing Service

Cutting, Welding, Bending, Machining

Application

Construction, Machinery, Pipeline, Mining, Infrast

Port of Loading

Qingdao

Forming Method

Rolled & Welded

ID

222mm

Transport Package

Standard Export Packing

Specification

276mm

Trademark

Xinhuiying Steel

Origin

Qingdao China

HS Code

73089000

Production Capacity

4000pieces Per Month

Key features

Heavy-Duty Carbon Steel: High-strength carbon steel with excellent toughness, wear resistance, and load-bearing capacity.

Full Customization: Supports custom OD, ID, wall thickness (3-50mm), length, and shape for specific project needs.

Versatile Surface Treatment: Options include black oxide, hot-dip galvanizing, and powder coating for enhanced corrosion resistance.

Wide Industrial Application: Suitable for construction, pipeline engineering, machinery, mining, and municipal facilities.

Direct Manufacturer Price: Eliminates intermediate links to provide competitive factory prices and cost-effective solutions.

Professional Technical Support: Expert team provides guidance on cutting, welding, bending, and processing of steel products.

Free Sample Availability: Free samples available for checking and testing, with freight cost paid by the customer.

Custom Grade Options: Available in G250, G300, G350, Q235B, and Q355b grades to meet regional standard requirements.

Company profile

Quality AssuranceImporters and ExportersFlexible Customization

Qingdao Xinhuiying Steel Co., Ltd.

Shandong, China

Business Type: Manufacturer/FactoryExport Year: 2020-07-06Nearest Port: QINGDAO, TIANJINAverage Response Time: ≤3.68hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, EXW

AI-Powered supplier vetting

SummaryThe supplier operates in mechanical equipment, metal products, structures, machine components, and related manufacturing and sales. It reports broad customization and ODM/OEM capabilities, six production lines, documented finished-product inspection instructions, and 6–10 years of R&D engineer experience. Certifications listed include ISO 9000, ISO 9001, ISO 14000, ISO 14001, and ISO 20000. However, the available service-management evidence is weak: complaint handling and corrective-action procedures reportedly lack written records, and no overseas warehouse, showroom, agent, branch, or offline trade-show experience is reported. Financial and cash-flow records are referenced for 2020–2022, but no substantive financial results are provided. Customer-case evidence is limited to an OEM statement for unnamed well-known brands.

Supplier typeThe stated business scope covers R&D, manufacturing, processing, and sales of mechanical equipment, metal products, metal structures, machine components, and related specialized equipment. This supports classification as a manufacturer and supplier of mechanical and metal products rather than a service-only or trading-only company.

CertificationsThe supplier lists ISO 9000, ISO 9001, ISO 14000, ISO 14001, and ISO 20000 certifications. These stated certifications provide explicit evidence of certified management-system coverage, although the slices do not provide certificate numbers, validity dates, or scope details.

R&D capabilityThe supplier reports new products during the past year, ODM service, R&D capability, and 6–10 years of total R&D engineer experience. It does not have an available SDK, but SDK availability is not sufficient to negate the broader evidence of product-development capability.

Production capacityThe supplier operates six production lines and identifies bending, punching, laser cutting, angle-steel punching, and assembly equipment. It also reports uniformly followed finished-product inspection instructions, a one-month average lead time in both peak and off-season periods, and 30 qualified suppliers, supporting established production capability.

Customization capabilityBoth R&D and design-capability records list customization from samples, customization from designs, full customization, minor customization, and flexible customization. The supplier also reports ODM service, providing explicit evidence of broad customization support.

Product Q&A

Q:How can we get the sample?

Free samples are available for your checking and testing. However, freight cost will be paid by customers.

Q:Can you provide technical support for the use and processing of steel?

We have a professional technical team that can provide you with technical support for the use and processing of steel, including technical guidance on cutting, welding, bending, and other aspects of steel to help you better use our products.

Q:Can special performance steel be customized?

Sure, we have advanced research and development and production capabilities, and can customize steel with different properties according to customers' special needs, such as high-strength, high toughness, high temperature resistance, corrosion resistance and other special performance steel.

Q:What are the available surface treatment options?

We provide multiple surface treatment options, including black oxide, hot-dip galvanizing, cold galvanizing, and powder coating, effectively enhancing corrosion resistance, rust resistance, and service life.

Q:What is the range for wall thickness and outer diameter customization?

The wall thickness ranges from 3mm to 50mm, and the outer diameter can be customized up to 1000mm, meeting the special needs of various global projects.