Do you provide material certificates?

If required, Each item will be laser marked with Heat NO and the material certificates.

How do you handle quality complaints?

This is an issue we take very seriously. As long as it is confirmed to be a quality issue, we will take full responsibility. 1. exchange or refund is acceptable. It mainly depends on how you need to deal with it.

Premium Corrosion-Resistant SS304/316 Blind Pipe Flanges for Industrial Use

Name: Premium Corrosion-Resistant SS304/316 Blind Pipe Flanges for Industrial Use
Brand: ZHEJIANG WELFLOW VALVE CO., LTD
SKU: 1924965446

Zhejiang, ChinaZHEJIANG WELFLOW VALVE CO., LTD

US$2.80

1-99 Pieces

US$2.66

100-499 Pieces

US$2.52

500+ Pieces

Sample price:US$6.00/piece.Request sample

Product profile

Customization

Available

Standard

ANSI, DIN, GB, JIS, GOST, BSW

Type

Blind Flange

Material

Stainless Steel 304/316/304L/316L

Structure

Round

Connection

Welding

Sealing Surface

Manufacturing Way

Forging

Certificates

ISO9001-2015, CE

Flange Types

Flange Face

RF/FF

Pressure

Pn2.5 to Pn160

Product Name

Stainless Steel Pipe Flange

Technics

Cold Press

Surface

Mirror Polish, Matt Finish, Sand-Blasting

Usage

Oil Gas Water Industrial

Process

Forging+Machining+Heating Treatment

Keyword of Flange

Malleable Cast Iron Threaded Flanges

Transport Package

Protect Cap, PP Bag & Plywood Cases

Specification

DN8(1/4") to DN1000(40")

Trademark

WELFLOW

Origin

China

HS Code

7307210000

Production Capacity

50000piece/Month

Key features

Premium Material Options: Available in SS304, 316, 316L, Duplex, and Nickel alloys for superior corrosion resistance.

Wide Size Range: OD covers 15mm to 6000mm with various pressure ratings from 150# to 2500#.

Multiple Standard Compliance: Manufactured to ANSI, DIN, GB, JIS, GOST, and EN standards for global compatibility.

Custom Logo Service: Supports air pump typing or laser marking for custom branding on products.

Fast Delivery for Stock Items: Items in 304 stock available for immediate dispatch; standard lead time 30-35 days.

Full Quality Assurance: 100% inspection with material certificates and laser-marked heat numbers provided.

Flexible Payment Terms: Accepts 30% T/T deposit with balance against BL copy or L/C at sight.

OEM/ODM Support: Factory offers full customization, minor customization, and design-based production.

Company profile

In-stock CapacityFast DeliveryQuality Assurance100% Finished Products Inspection

ZHEJIANG WELFLOW VALVE 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: 1 Year CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤4.47h

About Our Factory & Business Background

AddressNo.2345, Binhai 11th Road, Wenzhou Economic and Technological Development Zone, Wenzhou City, Zhejiang Province, China.

Number of Employees41

Registered Capital10,020,000 RMB

Terms of PaymentLC, T/T, D/P

International Commercial Terms(Incoterms)FOB, CIF, CFR

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: one month

Minimum Order Quantity1 PCS

Supply Chain Partners55

Our Production Capability & Technical Expertise

Main ProductsBall Valve, Pipe Fittings, Flanges, Stainless Steel Ball Valves, Industrial Valves, Stainless Steel Flange, Forged Flange, Swing Check Valve, Stainless Steel Pipe Fittings, Flanged Ball Valve

Production Lines1

Production MachinesCNC Lahe, Sandblasting Facility, Torque Facility

QA/QC inspectors2 people

Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)

Inspection Method for Finished ProductsHave instructions and uniformly followed

R&D Engineers2 people

Traceability of Raw MaterialsNo