What is the minimum order quantity?

The minimum order quantity is 500kg.

What are the payment terms?

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

What is the lead time for production?

The average lead time is one month for both peak season and off season.

ASTM A351 Stainless Steel 304 Raise Welded Neck Flange

Name: ASTM A351 Stainless Steel 304 Raise Welded Neck Flange
Brand: Zhejiang Ruizhao Technology Co., Ltd.
SKU: 770396612

Zhejiang, ChinaZhejiang Ruizhao Technology Co., Ltd.

US$12.00

1 Piece

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Standard

ANSI, DIN, GB, JIS, GOST, BSW

Type

Threaded Connection Flange

Model NO.

FFF1

Material

Stainless Steel

Structure

Lateral

Connection

Clamps

Sealing Surface

Manufacturing Way

Forging

MOQ

Transport Package

Case Packing

Trademark

Origin

China

Production Capacity

50, 000 PCS/ Month

Key features

Wide Material Range: Available in Carbon Steel, Stainless Steel (304/316), and Alloy Steel.

Multiple Standards: Complies with ANSI, DIN, GB, JIS, GOST, and BSW standards.

Various Flange Types: Includes Welding Neck, Blind, Slip On, Lap Joint, and Threaded Flanges.

Quality Certified: ISO 9001:2015, IATF 16949, and TUV certified manufacturer.

Customization Support: OEM/ODM services available with customization from samples or designs.

Strict Quality Control: 100% visual inspection of finished products by 8 QA/QC inspectors.

Broad Applications: Suitable for Petrochemical, Shipbuilding, Power, and Water Works industries.

Professional Packaging: Standard export packaging with plywood cases and plastic cloth protection.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceSelf-brandedPatents Awarded

Zhejiang Ruizhao Technology Co., Ltd.

Zhejiang, 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. CertifiedExport Year: 7 Years CertifiedNearest Port: Ningbo Port, ShanghaiPortAverage Response Time: ≤11.02h

AI-Powered supplier vetting

SummaryThe supplier is identified as a Wenzhou-based trading company engaged in wholesale, automotive-related sales, and import/export activities. It demonstrates broad customization and ODM capability, reports new products in the past year, and provides OEM services for recognized brands. Quality-related procedures include documented inspection, traceability, complaint handling, and quality assurance. However, it has no available SDK, overseas warehouse, showroom, agent, or branch, and no Fortune 500 cooperation is reported. Production ownership and detailed financial credibility remain insufficiently evidenced.

CertificationsThe supplier reports ISO 14001 and ISO 45001:2018 certificates, along with other management-system certification information. The slices do not provide certificate numbers, validity dates, scopes, or independent verification, so the breadth and current status of certification cannot be fully assessed.

After-Sales capabilityThe supplier has documented and followed procedures for handling customer complaints and corrective/preventive actions, plus stated quality assurance and traceability controls. However, it has no overseas warehouse, showroom, agent, or branch, which limits evidence of localized overseas after-sales support.

R&D capabilityThe supplier reports new products during the past year, provides ODM services, and holds one national science and technology progress award. It has no internationally recognized design awards and no available SDK, but these limitations do not negate the stated product-development evidence.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports ODM service availability, providing direct evidence of broad customization support.

Client casesThe supplier reports OEM service for recognized brands and an 80%–100% repeat-buyer preference range. It reports no cooperation with Fortune 500 companies, and no specific customer names, project descriptions, or verifiable case studies are provided.

Product Q&A

Q:Are you a factory or trading company?

We are a Manufacturer who got import export certificate

Q:Why choose us?

We had advanced fully automatic equipment to improve the production efficiency and offer good delivery time and best price, With ISO 9001 and IATF 16949 certified. From material selection to parts production, we conform to the strictest quality requirements.

Q:What is your main products?

Hex Flange Bolts, Sems Screws,Hex Bolts, Rivets, Stud Bolts , Non standard Bolts, High Tensile Bolts, Auto Components, Custom CNC Parts.Automotive fasteners, CNC parts, Customized fasteners, screw, bolt, nut .hardware , hand tools, stainless steel fasteners, wheel nut, auto parts. tapping screw, drilling screw, stamping parts, hose clamp. grease nipple , flange bolt, hex nut, flange nut. wheel bolt, key, screws. ball pin, clamp screw, window hardware, flange bolt, socket screw,sems screws, assem

Q:What materials are available for the flanges?

Available materials include Carbon steel ASTM A105, ASTM A350 LF1, LF2, CL1/CL2, 16MN, 20#, Stainless steel ASTM A182 F304/304L, F316/316L, F321, F310, F316Ti, and Alloy steel ASTM A182 F12, F11, F22, F91, F51, F53, F55, F60, F44, etc.

Q:What standards do your flanges comply with?

Our flanges comply with ANSI Class 150 to Class 2500, DIN 6Bar to 40Bar, JIS B2220 5K to 30K, and EN10921 6Bar to 40Bar standards.