What is the minimum order quantity (MOQ)?

The Minimum Order Quantity is 1 piece. We support small orders and can supply up to 30,000 pieces per month.

What are the payment terms and delivery time?

Payment terms include T/T, Western Union, LC, D/P, PayPal, and small-amount payments. Delivery time is 10-50 days depending on quantity, with peak season lead times within 15 workdays to one month.

Can you provide customization services?

Yes, we offer customization from samples, designs, full customization, and minor customization. We can produce various pipe fittings like elbows, flanges, and reducers according to specific client requirements.

4" Bw Stainless Steel Pipe Fitting Concentric Reducer

Name: 2205 2507 904L 1/2"3/4" Bw Stainless Steel Pipe Fitting Concentric Reducer
Brand: Tobo Industrial (shanghai) Co.,Ltd
SKU: 2183863875

Shanghai, ChinaTobo Industrial (shanghai) Co.,Ltd

US$0.40

1-99 Pieces

US$0.30

100-999 Pieces

US$0.20

1,000+ Pieces

Sample price:US$3.00/piece.Request sample

Product profile

After-sales Service

Full Follow-up Service

Warranty

1 Years

Type

Concentric

Model NO.

TB900-7

Material

Stainless Steel

Technics

Forged

Standards

GB/T9112-2000

Customized

Usage

Boiler Pipe, Hydraulic/Automobile Pipe, Food/Bever

Customized or Not

Yes

Other Pipe Fittings

Elbow, Flange, Reducer, Tube, etc.

Factory or Not

Yes

Transport Package

Wooden Cases, Pallets, Nylon Bags

Specification

9.75cm*9.75cm*47.8cm

Trademark

OEM/ODM

Origin

Shanghai, China

HS Code

7401000090

Production Capacity

3000+ Piece/Pieces Per Month

Key features

Extensive Material Range: Supports Carbon, Stainless (304/316L), and Alloy Steel with multiple international standards.

Wide Size Coverage: Seamless sizes from 1/2' to 24', Welded sizes from 24' to 72' available.

Customization Available: Offers customized options for usage, pipe fittings types, and specific requirements.

High Pressure Rating: Pressure ratings from Sch5 to Sch160 and XXS for diverse industrial applications.

Professional Forging: Forged technics ensure high strength, with hardness and corrosion resistance verified.

Reliable After-Sales: Provides full follow-up service and a 1-year warranty for all products.

Fast Delivery: Supply ability of 30,000 pcs per month with delivery time of 10-50 days.

Company profile

High Repeat Buyers ChoiceQuality AssuranceRaw-Materials TraceabilityCustomization from Samples

Tobo Industrial (shanghai) Co.,Ltd

Shanghai, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 9 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤4.09h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company operating in pipeline accessories, metal materials, mechanical and electrical products, machinery, and related services. It reports strong customization and R&D capabilities, including ODM services and new product development during the past year. Production-related evidence includes advanced fastener equipment, multiple processing capabilities, five branches, and stated annual fastener capacity of 60,000 tons. Quality-related strengths include raw-material traceability, quality assurance, complaint procedures with records, and OEM service for known brands. However, the supplier has no overseas showroom, agents or branches, or offline trade-show participation, and its sustainable-development implementation is limited by a stated lack of AI-based management capability. Financial credibility cannot be assessed from the available non-monetary information.

R&D capabilityThe supplier reports new product development during the past year, ODM services, and extensive design customization. It also uses ERP for digitalized production, procurement, quality-control, and logistics management, but reports no available SDK and no AI model for big-data decision support, so innovation capability is supported but not comprehensive.

Production capacityThe supplier reports five branches, advanced fastener production equipment, metal, forging, machining, cold forming, hot extrusion, and heat-treatment processes, plus stated annual fastener capacity of 60,000 tons. Raw-material traceability is also reported, providing explicit evidence of substantial production capability.

Customization capabilityThe supplier explicitly provides customization from samples, customization from designs, full customization, and minor customization. It also offers ODM services, demonstrating broad product-design and customization coverage.

Client casesThe supplier states that it provides OEM services for well-known brands and describes a quality objective focused on zero defects and zero complaints. It also reports complaint-handling records, but no specific customer names, project details, or independently verifiable case outcomes are provided.

Product Q&A

Q:What is the difference between concentric and eccentric reducers?

Concentric reducers ensure smooth fluid transition for uniform flow requirements. Eccentric reducers control flow direction and prevent gas-liquid accumulation, such as using bottom-flat eccentric heads to prevent gas buildup at the bottom of pipelines.

Q:How much fluid resistance does a reducer have?

Resistance depends on dimensional changes, inner wall roughness, material, and fluid viscosity. Smoother dimensional changes and polished inner walls result in lower resistance. For example, water flowing at 1m/s through a DN100 x DN50 reducer may have a pressure loss of 0.01MPa - 0.05MPa.

Q:Does the product have quality assurance and certifications?

Yes, we provide a 1-2 year warranty for quality issues. Products are certified under ISO, ASME, DIN, and industry-specific standards like 3A for food/pharmaceutical use. Third-party inspections by BV, SGS, and TUV are also available.

Q:What materials are available for the stainless steel reducers?

We offer Carbon Steel (ASTM A234), Stainless Steel (ASTM A403 WP304, 304L, 316, 316L, etc.), and Alloy Steel. Specific grades include 304 (17-19% Cr, 8-10.5% Ni) and 316L (16-18% Cr, 10-14% Ni, 2-3% Mo).

Q:What are the size and pressure ranges for your reducers?

Seamless sizes range from 1/2' to 24', and welded sizes from 24' to 72'. Pressure ratings cover Sch5 to Sch160 and XXS, with specific pressure ratings varying by diameter and material.