What quality standards do your products meet?

Our standards include ASME/ANSI, EN, DIN, JIS, etc.

How do you ensure product quality?

We hold ISO 9001 certification and accept third-party inspections like SGS before shipment.

What certifications do you have?

We have ISO 9001, SGS, TUV, and other relevant certificates.

Premium ISO 9001 Certified Hot Forged Carbon Steel Flanges

Name: Premium ISO 9001 Certified Hot Forged Carbon Steel Flanges
Brand: SHANXI HONGKAI FORGING CO., LTD.
SKU: 2283959815

Shanxi, ChinaSHANXI HONGKAI FORGING CO., LTD.

US$1.00-50.00

1 Piece

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Processing Object

Metal

Molding Style

Forging

Model NO.

Steel Hot Forging

Molding Technics

Pressure Casting

Application

Machinery Parts

Material

Carbon Steel, Stainless Steel etc.

Heat Treatment

Quenching

Surface Treatment

Passivation

Forging Tolerance

+/-0.1mm

Standard

ASME B16.5/B16.47, En 1092-1,etc.

Certification

CE, RoHS, ISO 9001:2000, ISO 9001:2008

Customizable

Yes

Third-Party Quality Inspection

OEM

Yes

Sample Supply

Yes

Pressure

150#-2500#, Pn0.6-Pn400, 5K-40K

Technical Support

Offered

Name

Forging Flange

Shipment

by Sea

Certificate

SGS, BV, ISO19001

Design

Welding Neck, Slip on, Blind, Socket Welding, Thre

Coating

Black Paint, Yellow Transparent Paint, Cold and Ho

Product Features

High Hardness, Not Easily Corroded or Deformed

Color

Sliver

Usage

Pipe Flange

Application Areas

Petroleum, Chemical, Pharmaceutical, Food, Machine

Transport Package

Wood Package

Specification

DN15~DN1500

Trademark

Hongkai

Origin

China

HS Code

73079100

Production Capacity

20, 000 Tons Per Year

Key features

Customized Solutions: Supports OEM/ODM, custom sizes, materials, and sealing surface designs based on customer drawings.

Wide Material Range: Available in Carbon Steel, Stainless Steel, and Alloy Steel with various heat treatments.

Strict Quality Control: ISO 9001 certified with 100% finished product inspection and third-party SGS/BV acceptance.

Low MOQ: Minimum order quantity is just one piece, supporting sample supply and small batch orders.

Global Standards: Complies with ASME, EN, DIN, JIS, GOST, and other international flange standards.

Professional Packaging: Wooden box packaging with protective film, sponge, and anti-rust oil to prevent damage and rust.

20 Years Experience: Over two decades of manufacturing expertise with exports to dozens of countries worldwide.

24/7 Technical Support: Professional team provides pre-sales consultation, drawing confirmation, and after-sales maintenance.

Company profile

Multi-language PioneerExhibition ExperienceManagement CertificationQuality Assurance

SHANXI HONGKAI FORGING CO., LTD.

Shanxi, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 7 Years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤1.21h CertifiedTerms of Payment: LC, T/T

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier focused on forged products, flanges, mechanical components, and related pipeline products. It reports integrated capabilities covering forging, heat treatment, machining, testing, surface treatment, packaging, and shipment, with more than 10 production lines and stated annual outputs of 20,000 tons of flanges, 10,000 tons of forgings, and 10,000 tons of bearings. It provides 3D software design and multiple customization options. Quality controls include documented inspection instructions, raw-material traceability, complaint procedures, and corrective-action procedures. However, the provided information shows no new products in the past year, no ODM, OEM for popular brands, or SDK capability, and no overseas warehouse or showroom. Evidence of formal certifications, financial strength, and specific customer cases is insufficient.

Supplier typeThe supplier explicitly identifies itself as a professional technical supplier and conducts forging manufacturing and mechanical component processing. Its product scope includes flanges, castings, fittings, pipeline accessories, valves, and related products, with specifications ranging from DN10 to DN5000.

After-Sales capabilityThe supplier states that it provides reliable after-sales service and has a clear, documented procedure for handling customer complaints, with records followed. Corrective and preventive-action procedures are also documented for service capability.

R&D capabilityThe supplier provides 3D software design and supports customization from samples and designs, including full, minor, and flexible customization. However, it reports no new products in the past year, no ODM service, and no available SDK, indicating that evidence for ongoing product innovation is limited and includes stated deficiencies.

Production capacityThe supplier reports integrated forging, heat treatment, machining, physical and chemical testing, surface treatment, packaging, and shipment capabilities, along with more than 10 production lines and in-stock capacity. Stated output includes 20,000 tons of flanges, 10,000 tons of forgings, and 10,000 tons of bearings, with lead times within 15 working days in both off-peak and peak seasons; however, it lacks a valid manufacturing contract with affiliated subcontractors.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization, and also provides 3D software design services. This directly supports a broad customization capability.