What is your minimum order quantity?

For regular models, it's 100 units; for custom models, it's 1000 units. We can discuss it in detail based on the specific situation.

How long does the production cycle usually take?

It usually takes 10 to 35 days, depending on the specific circumstances.

By what mode of transportation?

We will determine the most suitable and cost-effective transportation method based on customer requirements. Air transport, sea transport, and land transport are all included. Express delivery or freight companies.

Carbon Steel ANSI B16.5 Weld Neck Cast Flange

Name: Carbon Steel ANSI B16.5 Weld Neck Cast Flange
Brand: Jtong Group Co., Ltd.
SKU: 2146104992

Jiangsu, ChinaJtong Group Co., Ltd.

US$3.00-85.00

20 Pieces

Sample price:US$20.00/piece.Request sample

Product profile

Customization

Available

Standard

ANSI, DIN, GB

Type

Welding Flange

Model NO.

Customized

Material

Carbon Steel

Structure

Round

Connection

Welding

Sealing Surface

Manufacturing Way

Casting

MOQ

200PCS

Connection Type

Butt Weld Weld Neck

Application Field

Oil & Gas, Petrochemical Pipeline

Pressure Rating

Class 150 / Class 300 / Class 600

Main Material

ASTM A105 Carbon Steel / SS304 Optional

ODM/OEM

Full ODM/OEM Supported

Production Cycle

Bulk 15-20 Working Days

Machining Method

Silica Sol Investment Casting

Secondary Machining Capability

CNC Machining, Drilling, Tapping, Deburring

Applicable Material

Carbon Steel, Wcb

Mold Type

Wax Mold + Ceramic Shell Mold

Size Range

DN15-DN300 (1/2"-12")

Applicable Media

Water, Oil, Gas, Steam

Transport Package

Customized

Specification

DN15-DN600, Class150-Class600 Customized

Trademark

Jtong

Origin

China

HS Code

73079900

Production Capacity

100tons/Month

Key features

Full ODM/OEM Support: Custom castings produced from customer drawings, 3D models, or samples.

Flexible MOQ Options: MOQ ranges from 100 to 1000 pieces depending on process and customization.

Comprehensive Material Range: Available in ASTM A105, SS304, WCB, 316L, 2205, and other alloys.

1-Year Quality Warranty: Covers all non-human-induced quality issues with full traceability.

Multiple Casting Processes: Offers Low/Medium Temp Wax Investment, Sand, and Resin Coated Sand casting.

Precision Machining Capability: Includes CNC machining, drilling, tapping, and deburring services.

Global Export Readiness: Full documentation, logistics support, and CE/ISO9001 certified.

Customizable Size & Class: Size range DN15-DN300 with Class 150/300/600 options available.

Company profile

Cooperated with Fortune 500Fast DeliveryFull CustomizationR&D Capabilities

Jtong Group Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2026-02-01Nearest Port: Binhai Port, Dafeng PortAverage Response Time: ≤0.89h

AI-Powered supplier vetting

SummaryThe supplier presents itself as an ODM/OEM partner serving power generation, water treatment, petrochemical, and industrial automation markets. It reports flexible customization, 3D design services, recent product development, quality assurance, documented corrective-action and complaint-handling procedures, and approximately six years of export experience with 31%–40% of sales from exports. It also states membership in the China Valve Industry Association and qualification as a National Power System supplier. However, it reports no valid manufacturing-capacity contract with related subcontractors, no inventory, overseas warehouse, overseas showroom, overseas agents or branches, or offline trade-show participation. Material traceability is absent, and the supplied financial records show zero values, limiting confidence in financial credibility. Customer-specific cases are not provided.

Supplier typeThe supplier describes itself as an ODM/OEM partner for power generation, water treatment, petrochemical, and industrial automation applications. Its stated business scope also includes waste processing, construction and metal materials, office equipment, surveillance, networking, and information-security equipment, indicating a broad and potentially diversified profile.

CertificationsThe supplier explicitly states that it is a member of the China Valve Industry Association and a qualified supplier for the National Power System. These are stated industry affiliations and qualification claims, although no certificate numbers, validity dates, or supporting documents are provided.

Financial creditThe supplied financial information reports zero operating revenue, costs, profits, cash receipts, cash inflows, cash outflows, and current ratio for the stated periods. These records do not establish financial strength and create a material basis for concern, although the data alone does not explain whether the values reflect inactive operations, reporting limitations, or another issue.

R&D capabilityThe supplier reports 3D software design services and states that it introduced new products during the past year. This provides explicit evidence of active product-development capability.

Customization capabilityThe supplier explicitly offers customization from samples and designs, full and minor customization, flexible customization, and 3D software design services. Its ODM/OEM positioning further supports the conclusion that it is structured to handle customer-specific requirements.

Product Q&A

Q:Are you a factory or a trading company?

We are a factory with 18 years of casting experience and the capability for precision processing and finished valve supply. We produce products based on the drawings/samples provided by the customers. ODM/OEM services available. For exports, we have a professional foreign trade team.

Q:Does it meet the certification requirements?

Our products comply with various certifications such as ISO9001 and CE, and also possess export qualifications.

Q:How to obtain the quotation?

Please send the product drawings (2D/3D) in formats such as PDF, DWG, DXF, STEP, IGS, SLDPRT, etc. After we discuss the materials, purchase quantity, and other requirements, we will provide a detailed quotation.

Q:Can samples be provided?

We are willing to offer samples to our customers. The cost of the samples will be refunded in the case of bulk orders. The shipping cost needs to be borne by the customer.

Q:What payment methods do you accept?

We support T/T, PayPal, Visa, and Apple Pay.