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304 Stainless Steel Forged RF Face Blind Pipe Flange for Pipeline
US$3.00-65.00
100 Pieces
Sample price:US$70.00/piece.Request sample
Product profile
Customization
AvailableStandard
ANSI, DIN, GB, GOSTType
Welding FlangeModel NO.
CustomizedMaterial
Stainless SteelStructure
FlangesConnection
FlangedSealing Surface
RFManufacturing Way
CastingDimensional Tolerance
±0.10mm (Customizable)Min Wall Thickness
≥1.5mm (Customizable)Max Casting Outline Dimension
up to 800mmApplicable Material
304 Stainless Steel, 316 Stainless Steel, Carbon SSecondary Machining Capability
5 Axis CNC Machining, Mirror Polishing, Drilling,Mold Type
Wax Mold + Ceramic Shell MoldSurface Treatment Option
Pickling & Passivation, Mirror PolishingAvailable Heat Treatment
Quenching & Tempering, Annealing, Normalizing, SolValve Type
Ball Valve, Globe Valve, Gate ValvePressure Rating
Pn10-Pn64, Class 150-Class 600Size Range
DN15-DN300 (1/2"-12"), CustomizableTransport Package
CustomizedSpecification
CustomizedTrademark
JtongOrigin
ChinaHS Code
7307210000Production Capacity
100tons/MonthKey features
Made of high-grade 304/316 stainless steel via precision hot forging, with a dense internal structure and excellent pressure-bearing capacity.
Raised face sealing surface with precision-machined water lines, high flatness accuracy, ensures reliable zero-leakage sealing with gasket.
Integral one-piece forging structure without welding seams stably withstands long-term pipeline pressure with no fracture risk.
Standard bolt hole positions and dimensions, good interchangeability, can be directly matched with standard pipe flanges.
Multiple standard options, including ANSI, DIN, GB, and JIS, widely match global pipeline system specifications.
Excellent corrosion and rust resistance, suitable for water, oil, gas, chemical media, and various corrosive working conditions.
Smooth surface with precise machining, no burrs and defects, beautiful appearance, and easy installation and maintenance.
Strict full-process quality control, dimensional inspection, and hydraulic pressure test for each batch.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2026-02-01Nearest Port: Binhai Port, Dafeng PortAverage Response Time: ≤1.56h
AI-Powered supplier vetting
SummaryThe supplier presents itself as an ODM/OEM partner serving power generation, water treatment, petrochemical, and industrial automation markets. It reports flexible customization, 3D design services, recent product development, quality assurance, documented corrective-action and complaint-handling procedures, and approximately six years of export experience with 31%–40% of sales from exports. It also states membership in the China Valve Industry Association and qualification as a National Power System supplier. However, it reports no valid manufacturing-capacity contract with related subcontractors, no inventory, overseas warehouse, overseas showroom, overseas agents or branches, or offline trade-show participation. Material traceability is absent, and the supplied financial records show zero values, limiting confidence in financial credibility. Customer-specific cases are not provided.
Supplier typeThe supplier describes itself as an ODM/OEM partner for power generation, water treatment, petrochemical, and industrial automation applications. Its stated business scope also includes waste processing, construction and metal materials, office equipment, surveillance, networking, and information-security equipment, indicating a broad and potentially diversified profile.
CertificationsThe supplier explicitly states that it is a member of the China Valve Industry Association and a qualified supplier for the National Power System. These are stated industry affiliations and qualification claims, although no certificate numbers, validity dates, or supporting documents are provided.
Financial creditThe supplied financial information reports zero operating revenue, costs, profits, cash receipts, cash inflows, cash outflows, and current ratio for the stated periods. These records do not establish financial strength and create a material basis for concern, although the data alone does not explain whether the values reflect inactive operations, reporting limitations, or another issue.
R&D capabilityThe supplier reports 3D software design services and states that it introduced new products during the past year. This provides explicit evidence of active product-development capability.
Customization capabilityThe supplier explicitly offers customization from samples and designs, full and minor customization, flexible customization, and 3D software design services. Its ODM/OEM positioning further supports the conclusion that it is structured to handle customer-specific requirements.
Product Q&A
Q:What materials are available for this blind flange?
A:
Standard 304, 316, and 316L stainless steel are provided, selectable based on your corrosion resistance requirements.
Q:What standards does this stainless steel blind flange comply with?
A:
Standard ANSI B16.5, DIN, GB, and JIS standards are available, and we can also customize non-standard flanges.
Q:What sealing face type does this flange adopt?
A:
It adopts a standard raised face (RF) with machined water lines, ensuring reliable sealing performance with gaskets.
Q:What is this blind flange mainly used for?
A:
It is mainly used for sealing pipe ends, blocking equipment ports, and isolating pipeline sections in industrial systems.
Q:Can you provide blind flanges with special sizes or pressure ratings?
A:
Yes, we support full OEM customization of size, pressure rating, material, and surface treatment strictly per your requirements.
Send Inquiry
*To:
Jtong Group Co., Ltd.
Jtong Group Co., Ltd.*Content:
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