Do you provide quality certificates?

Yes, each flange comes with a Quality Warranty and Certificate of Approval.

What are your main markets?

Our main markets are domestic, but we have 19 years of export experience.

What is your price advantage?

Our prices are 3% to 10% cheaper than the market price due to over 20 years of experience.

Premium GOST Flange Stainless Steel Plate for High Pressure Use

Name: Premium GOST Flange Stainless Steel Plate for High Pressure Use
Brand: Zhejiang Haisheng Jinhuan Machinery Co., Ltd
SKU: 2264391625

Zhejiang, ChinaZhejiang Haisheng Jinhuan Machinery Co., Ltd

US$73.00-1,400.00

1 Piece

Product specifications

Flange

Sample price:US$1500.00/piece.Request sample

Product profile

Customization

Available

Standard

ANSI, DIN, GB, JIS, GOST, BSW

Type

Flange

Model NO.

Large-diameter Plate Flange

Material

Carbon Steel/Alloy Steel/Stainless Steel

Structure

Round

Connection

Welding

Sealing Surface

Manufacturing Way

Forging

Special Fuction

High-Pressure Resistant;Corrosion-Resistant

Diameter

1/2"-158"

Compressive Strength

Cl150-Cl2500

Execution Standard

ANSI, Oct, DIN and JIS, etc.

Transport Package

Wooden Box

Specification

100mm-4000mm

Trademark

Origin

China

HS Code

73079100

Production Capacity

50000

Key features

Wide Material Selection: Includes Carbon Steel, Stainless Steel, Inconel, Hastelloy, Monel, and Precision Alloys.

Customizable Dimensions: Diameter ranges from 1/2 to 158 inches with flexible customization options.

High-Pressure Capability: Rated for CL150-CL2500 and PN0.6-PN400, suitable for high-pressure applications.

Multiple Flange Types: Offers Welding Neck, Blind, Slip-on, Threaded, and Plate flanges among others.

Customizable Sealing Surface: Options include Raised Face, Full Face, Ring Joint, Groove, and Tongue.

Comprehensive Certifications: ISO9001:2008 certified with Manufacturing License for Special Equipment.

OEM/ODM Services: Full customization available based on customer samples or drawings.

Strict Quality Control: 100% visual and function inspection for all finished products.

Company profile

Zhejiang Haisheng Jinhuan Machinery Co., Ltd

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Full Customization, etc. CertifiedExport Year: 19 Years CertifiedNearest Port: Ningbo/Shanghai PortAverage Response Time: >24h

AI-Powered supplier vetting

SummaryThe supplier is a combined manufacturing and trading business covering ship parts, building materials, forgings, flanges, valves, pipe fittings, mechanical parts, and related products. It identifies as a professional technical supplier, provides sample-based, full, and flexible customization, and offers ODM and OEM services. Production evidence includes six production lines, six quality inspectors, documented finished-product inspection instructions, and 19 years of export experience. However, it does not provide 3D software design, has not introduced new products in the past year, and lacks inventory, overseas warehouses, overseas showrooms, overseas agents or branches, and offline trade-show experience. Quality procedures exist, but supplier approvals lack signatures or dates, corrective-action records are absent, and production batch quantity reconciliation and outsourcing SOPs are not established. Financial data is referenced for recent years, but credibility cannot be assessed from the provided...

Supplier typeThe supplier is explicitly described as a professional technical supplier and a combined company. Its stated scope covers manufacturing and sales of ship parts, building materials, mechanical parts, steel pipes, forgings, flanges, valves, pipe fittings, and related industrial products, together with import and export activities.

R&D capabilityThe supplier provides ODM services and identifies R&D capability for a professional technical supplier, but it does not provide 3D software design, has no available SDK, and reported no new products during the past year. This demonstrates design-manufacturing service capability but a clear limitation in recent product innovation and digital design support.

Production capacityThe supplier reports six production lines, six quality assurance and quality control inspectors, documented and uniformly followed finished-product inspection instructions, and 19 years of export experience. Production-control weaknesses include no valid manufacturing-capacity contract with related subcontractors, no ongoing batch quantity reconciliation, and no outsourcing SOP.

Customization capabilityThe supplier explicitly offers customization from samples, full customization, and flexible customization, and also provides ODM and OEM services for popular brands. These repeated statements directly support broad customization capability, although the absence of 3D software design and SDK support may limit certain digital design workflows.