What is the difference between ASME B16.47 Series A and Series B?

Series A flanges are typically thicker, heavier, and have larger bolt holes compared to Series B. Series B has more bolt holes in smaller diameters. They are non-compatible in bolting. Series A is used for industrial connectors like valves and pumps, while Series B is common in pipeline applications. Series A is generally more expensive due to increased steel weight.

Stainless Steel Plate Flange Supplier with Competitive Pricing

Name: Stainless Steel Plate Flange Supplier with Competitive Pricing
Brand: Wenzhou Sinco Steel Co., Ltd.
SKU: 2059643165

Zhejiang, ChinaWenzhou Sinco Steel Co., Ltd.

US$3.00-300.00

20 Pieces

Sample price:US$50.00/piece.Request sample

Product profile

Customization

Available

Standard

ANSI, DIN, GB, JIS, GOST

Type

Welding Flange

Model NO.

Flange

Material

Stainless Steel

Structure

Round

Connection

Welding

Sealing Surface

RF, FM, Tg, FF, Rj

Manufacturing Way

Forging

Press

150#-2500#

Quality

Good

Company

Supplier in Wenzhou

Customize

Available

Transport Package

Wooden Case

Specification

as demand

Trademark

SINCO

Origin

Wenzhou, China

Production Capacity

50000 Pieces Per Year

Key features

Diverse Material Options: Includes Carbon Steel, Alloy Steel, and Stainless Steel grades like 304, 316, and SMO254.

Customization Available: Offers full customization, minor customization, and flexible options based on samples or designs.

Ready Stock & Fast Delivery: Maintains ready stock with delivery times ranging from 15 to 50 days depending on quantity.

Global Export Experience: Exports to over 30 countries including Egypt, Turkey, India, Iran, and Thailand.

Comprehensive Product Range: One-stop service for flanges, fittings, valves, and pipes from a seamless pipe factory.

Flexible Payment Terms: Accepts LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

Company profile

In-stock CapacityManagement CertificationYears of Export ExperienceFast Delivery

Wenzhou Sinco Steel Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 13 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤8.59h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier serving nuclear, food processing, coal gasification, environmental protection, and aerospace industries. It offers broad customization, including sample-, design-, full-, minor-, and flexible customization, supported by CAD and documented design inputs, outputs, reviews, verification, and validation. However, it does not provide 3D software design, ODM, SDK, private mold, or well-known-brand OEM services, and reported no new products in the past year. Export experience is established, with 13 years of exporting and 71%–90% of sales from exports, but no overseas showroom, agent, branch, or offline trade-show participation. ERP, OA, CRM, SAP, digitalization, and big-data initiatives are reported. Complaint handling and corrective/preventive action lack written procedures or records, while certification, financial credibility, production capacity, and customer cases are insufficiently evidenced.

Supplier typeThe supplier explicitly identifies as a professional technical supplier and describes service orientation toward nuclear, food processing, coal gasification, environmental protection, and aerospace industries. This supports classification as an industry-focused technical supplier rather than a general trading entity.

After-Sales capabilityThe supplier has no overseas showroom, agent, branch, or offline trade-show history, and reports no written procedures or records for complaint handling or corrective and preventive actions. These explicit limitations indicate weakly documented after-sales and service-support capability.

R&D capabilityThe supplier has R&D-related design documentation and CAD capability, but reports no new products in the past year, no ODM, no SDK, no patents, and no private mold designs. The evidence shows basic design capability but also explicit limitations in recent product innovation and proprietary development.

Customization capabilityThe supplier explicitly provides customization from samples, designs, full customization, minor customization, and flexible customization, supported by CAD and documented design review, verification, and validation materials. This is direct evidence of broad customization capability, although the supplier does not offer 3D software design services or private molds.