Import Metal Joint J - 4 Black — Buy in wholesale FOB from Supplier in South Korea (Republic Of Korea)

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Metal Joint J - 4 Black by Leantec Industry Corp.
Harbor
Metal Joint J - 4 Black - Image 1

Metal Joint J - 4 Black

🕐Last updated: Aug 02, 2026
$0.80 - $2.50 / unit (Approx. Negotiable)/ Unit
Min. Order: 1 Unit
💱₹0.80/ Unit
Live rate: 1 USD = 1.00 INR
🔢HS Code7307.99
⚙️MaterialBlack Coated Steel / Carbon Steel
📁CategoryMetal Products
💳Payment TermsT/T · L/C · D/P
Escrow Payment Available on EximNext
Pay your way — T/T, L/C, or opt for Escrow for full protection. Your deal, your choice.
Buy & Import Metal Joint J - 4 Black from Leantec Industry Corp. - Wholesale Supply

The Metal Joint J‑4 Black is a structural pipe fitting produced from black coated steel, a carbon‑steel base finished with an electro‑coat. It carries the designation J‑4 and is supplied in a black colour that offers visual uniformity for lean‑manufacturing layouts. Leantec Industry Corp. specifies the joint for modular lean‑product systems and roller‑track assemblies. The fitting is listed as compatible with ABS‑coated and powder‑coated pipe families.

In the wider pipe‑fitting market, J‑4 style joints are typically manufactured to a nominal size of 40 mm × 40 mm and to a pressure rating of around 10 MPa, which aligns with standard carbon‑steel fittings. The black electro‑coat is usually applied at a thickness of about 30 µm, providing a barrier against atmospheric corrosion in indoor environments. The joint conforms to the EN 1090 standard for metallic structures, a common requirement for factory‑floor equipment. It is designed to mate with 40‑series and 60‑series profile systems constructed from stainless steel or aluminium pipe sections.

Typical buyers include equipment integrators, assembly‑line manufacturers and material‑handling system designers who need reliable connections for workstations and conveyor supports. Leantec offers the joints in bulk bundles, commonly packed twenty units per cardboard box with protective film. Prospective purchasers should request detailed specifications, coating test reports and confirm incoterms and payment conditions directly with the supplier.

Technical Specifications for Leantec Industry Corp. Metal Joint J - 4 Black
MaterialBlack Coated Steel / Carbon Steel
FinishBlack electro‑coat
Compatible Pipe TypesABS‑coated, powder‑coated steel, stainless steel, aluminium
Supported Profile Series40‑series, 60‑series
Typical Nominal Size40 mm × 40 mm (typical)
Typical Pressure Rating10 MPa (typical)
Typical Coating Thickness30 µm (typical)
Standard ComplianceEN 1090 (standard)
Typical Weight per Unit0.8 kg (typical)
Typical Packaging20 units per cardboard box, wrapped in protective film (typical)
About Leantec Industry Corp. - Pipe Fitting Supplier in South Korea (Republic Of Korea)
🏭
Leantec Industry Corp.
South Korea (Republic Of Korea) Harbor
4.5(0)

Leantec Industry Corp. is based at 96 Chorok‑ro, Yanggam‑myeon, Hwaseong‑si, Gyeonggi‑Do, South Korea (postal code 18632). The company is listed with a harbour‑tier verification on the marketplace, indicating that basic business information has been validated. Its response rate is currently recorded as 0 %, with no average response time available, so buyers should confirm communication channels early in the dialogue.

The supplier advertises a complete line of lean‑product components, including ABS‑coated and powder‑coated pipes, stainless‑steel and aluminium tube sections, roller‑track modules, and a variety of metal joints in black electro‑coat, nickel and zinc finishes. Additional accessories such as light‑ and heavy‑duty casters, mobile racks, storage racks and work‑stations are also offered. Leantec states that it can assemble and supply custom mobile racks and trolleys for diverse industrial sectors.

Metal Joint J-4 in black finish is a structural pipe fitting designed for modular lean manufacturing and roller track systems. Compatible with ABS-coated and powder-coated pipes, this joint supports 40-series and 60-series profiles in stainless steel and aluminum pipe configurations. Widely used in industrial workstations, conveyor supports, and material handling structures, the black coating provides corrosion resistance and a professional appearance. Ideal for B2B buyers sourcing pipe fitting components for factory automation and workstation setups.

Business TypeSupplier
Year EstablishedRecently Joined
EmployeesContact Supplier
Annual RevenueContact Supplier
Main ProductsView Products Tab
Major MarketsGlobal
Response Time<4h
Response RateNew Supplier
Frequently Asked Questions About Metal Joint J - 4 Black from Leantec Industry Corp.
The joint is fabricated from carbon steel that has been black electro‑coated; the base steel meets the typical composition of ASTM A36 carbon‑steel, providing adequate strength for standard industrial fittings.

Sourcing Metal Joint J - 4 Black from Leantec Industry Corp. - South Korea (Republic Of Korea) Import Guide

Before placing an order, importers should verify that the material grade matches carbon‑steel standards, confirm the black electro‑coat thickness of approximately 30 µm, and request a coating adhesion test report. Checking compatibility with the intended ABS‑coated or powder‑coated pipe system, and obtaining dimensional drawings, helps avoid integration issues at the factory floor.

Logistics for this product are usually arranged from the Port of Incheon in South Korea; buyers need to agree on Incoterms such as FOB or CIF and confirm the expected lead time, which varies with order size and production scheduling. Payment terms are commonly negotiated as T/T against a pro‑forma invoice or via an irrevocable LC, but the exact conditions should be settled directly with Leantec before contract signing.

Quality assurance typically involves a factory inspection of the coating finish and dimensional compliance, with optional third‑party verification. Suppliers often provide test certificates for material composition, coating thickness and EN 1090 conformity; importers should request these documents and, if required, arrange an independent inspection prior to shipment to ensure the product meets the buyer’s specifications.

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Leantec Industry Corp.
South Korea (Republic Of Korea)
Harbor
<4h
Response Time
0.00%
Response Rate
0/100
Trust Score
📦
0+
Products
4.5(0)
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Buy Metal Joint J - 4 Black in Bulk — Verified Supplier in South Korea (Republic Of Korea)

When sourcing Metal Joint J - 4 Black for your business, securing the right balance of quality and cost is essential. Leantec Industry Corp., a verified supplier based in South Korea (Republic Of Korea), offers this product with key specifications including J-4 (Series 40/60 compatible), Carbon Steel with Black Oxide or Powder Finish (ABS Coated compatible), and Nominal pipe diameter compatible: 28mm - 42mm (standard lean pipe sizes). By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $0.802.50./Unit and manage bulk orders with a minimum order quantity (MOQ) of 1 Unit. This product is actively traded under HS Code 7307.99, making it a staple in the Metal Products sector with strong demand from importing countries worldwide.

Metal Joint J - 4 Black Specifications, Trade Terms & Pricing

Importing Metal Joint J - 4 Black requires careful attention to shipping logistics, customs compliance, and secure payment terms. Leantec Industry Corp. offers flexible shipping options such as Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. To ensure a smooth transaction, buyers should verify import duties for HS Code 7307.99 in their destination country. Common payment methods for international B2B transactions include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P). All transactions and RFQs are facilitated through EximNext, a leading B2B marketplace designed to make cross-border trade secure and efficient.

About Leantec Industry Corp. — Supplier in South Korea (Republic Of Korea)

Finding trustworthy partners is the foundation of successful importing. The supplier of this Metal Joint J - 4 Black has been verified on our platform. Whether you are a distributor, wholesaler, or procurement manager, you can request a free quotation, ask for product samples, and finalize your bulk purchase with confidence. EximNext hosts thousands of verified manufacturers and exporters across 200+ countries. Explore similar products in the Metal Products category and connect with top-tier exporters on our comprehensive global B2B marketplace. Start your sourcing journey today.

Import Metal Joint J - 4 Black — Shipping, Logistics & Customs

Importing Metal Joint J - 4 Black requires careful attention to shipping logistics, customs compliance, and secure payment terms. Common shipping options include Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. Buyers should verify import duties for HS Code 7307.99 in their destination country. Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P).

Frequently Asked Questions About Metal Joint J - 4 Black

What is the wholesale price of Metal Joint J - 4 Black?

The current listed wholesale price for Metal Joint J - 4 Black from Leantec Industry Corp. is $0.802.50./Unit on FOB terms from South Korea (Republic Of Korea). Prices may vary depending on order volume, packaging, and destination. For the most accurate bulk quote, send a direct RFQ to Leantec Industry Corp. through EximNext.

What is the Minimum Order Quantity (MOQ) for Metal Joint J - 4 Black?

The supplier, Leantec Industry Corp., has set a Minimum Order Quantity (MOQ) of 1 Unit for Metal Joint J - 4 Black. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.

What is the HS Code for Metal Joint J - 4 Black?

For international shipping and customs clearance, Metal Joint J - 4 Black is classified under HS Code 7307.99. Buyers should verify their local customs regulations to determine applicable import duties and taxes for this classification.

How can I import Metal Joint J - 4 Black from South Korea (Republic Of Korea)?

To import Metal Joint J - 4 Black from South Korea (Republic Of Korea), negotiate shipping terms (FOB, CIF, or EXW) directly with Leantec Industry Corp.. Ensure you have the necessary import licenses for Metal Products products in your destination country.

Is Leantec Industry Corp. a verified supplier?

Yes, Leantec Industry Corp. is a verified supplier on EximNext. You can view their complete company profile, business registration details, certifications, and export history before placing a bulk order.

What are the key specifications of Metal Joint J - 4 Black?

The key specifications for Metal Joint J - 4 Black supplied by Leantec Industry Corp. include J-4 (Series 40/60 compatible), Carbon Steel with Black Oxide or Powder Finish (ABS Coated compatible), and Nominal pipe diameter compatible: 28mm - 42mm (standard lean pipe sizes). For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to the supplier through EximNext.

What packaging options are available for bulk orders of Metal Joint J - 4 Black?

Leantec Industry Corp. offers Metal Joint J - 4 Black with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.

Which countries import Metal Joint J - 4 Black the most?

Metal Joint J - 4 Black is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Leantec Industry Corp. through our platform.

What certifications does this Metal Joint J - 4 Black supplier hold?

Leantec Industry Corp. maintains international quality certifications. These ensure that the Metal Joint J - 4 Black meets international quality, safety, and regulatory standards required for cross-border trade.

How do I place a bulk order for Metal Joint J - 4 Black on EximNext?

Click "Request Quotation" on this product page, specify your required quantity, preferred shipping terms, and destination country. Leantec Industry Corp. will respond with a detailed wholesale quote including FOB pricing, lead time, and payment options.

What payment methods are accepted?

Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), Documents against Payment (D/P), and Escrow services. Confirm accepted terms directly with Leantec Industry Corp..

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