Can I request custom roller sizes?

Absolutely! We can customize them based on the drawings and specifications you provide.

Heavy Duty Forged Blind Flange Engineered for Reliable Oil Gas Pipelines

Name: Heavy Duty Forged Blind Flange Engineered for Reliable Oil Gas Pipelines
Brand: Jinan Hongtu Forging Co., Ltd
SKU: 2163841502

Shandong, ChinaJinan Hongtu Forging Co., Ltd

US$100.00-10,000.00

1,000 Pieces

Sample price:US$100000.00/piece.Request sample

Product profile

Customization

Available

Standard

ANSI, DIN, GB, JIS

Type

Welding Flange

Model NO.

Supports customization

Material

Steel/Customized

Structure

Flanges

Connection

Welding

Sealing Surface

FF/RF/Customized

Manufacturing Way

Forging

Technique

Casting/Forging/Customized

Pressure Class

Class300/Pn6/Customized

Surface Roughness

Ra 3.2-6.3 μm, Ra 12.5 μm, Aarh 125-250

Outside Diameter

90mm - 2000mm

Tensile Strength

According to Material Grade

Flange Body Shape

Standard Circular/Square/Customized

Number of Bolt Holes

4, 8, 12, 16, 20, 24, 28

Dimensional Tolerance

Standard Tolerance

Video Outgoing-Inspection

Provided

Machinery Test Report

Provided

OEM & ODM Custom

Sample

Customized Service

Support

Transport Package

International Package

Specification

Standard specifications or customized

Trademark

OEM

Origin

Jinanchina

Production Capacity

500000pieces/Year

Key features

Customizable Sealing Surface: Sealing surface available in Steel or Customized options to meet specific requirements.

Flexible Manufacturing Techniques: Offered in Casting, Forging, or Customized techniques based on client needs.

Customizable Flange Shape: Flange body shape offered in Standard Circular, Square, or Customized designs.

Extensive Size Coverage: Outside diameter ranges from 90mm to 2000mm to fit various pipeline systems.

Comprehensive Quality Inspection: Video outgoing inspection and machinery test reports provided for every order.

High-Quality Material Craftsmanship: Manufactured from high-quality steel with precision forging and heat treatment.

Company profile

High Repeat Buyers ChoiceFast DeliveryRaw-Materials TraceabilityStandardized quality control

Jinan Hongtu Forging Co., Ltd

Shandong, 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: 3 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤0.36h

AI-Powered supplier vetting

SummaryThe supplier operates in metalworking and machinery-related manufacturing, including forging, machining, gear and transmission components, hardware products, and mechanical parts. It reports ISO9001:2015, ISO14001, and ISO45001:2018 certifications, raw-material traceability, 100% finished-product inspection, and four quality inspectors. The supplier offers broad customization and ODM services, has three R&D engineers, and launched new products during the past year. However, service-management procedures lack supporting records, and the supplier has no overseas warehouse, showroom, agents or branches, or offline trade-show participation. Financial information is only represented by years rather than substantive financial indicators, so financial credibility cannot be determined from the provided evidence. It reports OEM service for known brands but no Fortune 500 cooperation.

Supplier typeThe supplier is a manufacturing-oriented metalworking and machinery-parts provider, covering forging, machining, mechanical parts, hardware products, gears, reducers, and transmissions. Its description specifically presents end-to-end capability from forging raw materials to precision-finished parts, indicating an integrated industrial component supplier rather than a purely trading-focused business.

CertificationsThe supplier reports ISO9001:2015 quality management certification, ISO14001 environmental management certification, and ISO45001:2018 occupational health and safety certification. These are explicit certifications covering quality, environmental, and occupational safety management.

R&D capabilityThe supplier reports three R&D engineers, new products launched during the past year, ODM services, and multiple customization modes. However, it has no available SDK, which limits evidence of software-development or SDK-related innovation; overall product and design innovation capability is explicitly supported.

Production capacityProduction evidence includes lathes, machining centers, vertical lathes, and forging machines, with business coverage in forging, machining, gears, reducers, transmissions, hardware, and mechanical parts. The supplier also reports raw-material traceability and 100% finished-product inspection supported by four quality inspectors, indicating established manufacturing and quality-control capacity.

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 product-development and customization support.

Product Q&A

Q:May I get a cheaper price?

A workable discount will be given if there's a large quantity.

Q:Is OEM acceptable?

Yes, please contact us for design details. we will offer you a reasonable price and make samples for you ASAP.

Q:What's your quality guarantee?

We have our professional quality control workers with inspection machines. Or if you have a Chinese agency, you also can ask them to do an inspection in our factory before shipment.

Q:Can I visit your factory before ordering?

Yes, you're warmly welcome to visit our factory.

Q:Do you provide samples? Is it free or charged?

Yes, we can offer samples free but shipping charges are covered by customer mer.