Powered by Made-in-China.com
Engineered Steel Spectacle Blind Flange Dimensions According to ASME B16.48
US$100.00-10,000.00
1,000 Pieces
Sample price:US$100000.00/piece.Request sample
Product profile
Customization
AvailableStandard
ANSI, DIN, GB, JISType
Welding FlangeModel NO.
Supports customizationMaterial
Steel/CustomizedStructure
FlangesConnection
FlangedSealing Surface
RF/FF/CustomizedManufacturing Way
ForgingMaterial Grade
A105, F304, F316, F11, Duplex 2205Pressure Class/Rating
Class 150, Class 300, Pn16, Pn40, 10KTotal Thickness - T
12mm, 25mm, 45mm, CustomizedNps/DN
2 Inch, 8 Inch, DN50, DN300Manufacturing Process
Forged,CNCCertifications
ISO 9001Video Outgoing-Inspection
ProvidedMachinery Test Report
ProvidedOEM & ODM Custom
AcceptSample
AcceptCustomizable Service
SupportTransport Package
International PackageSpecification
Standard specifications or customizedTrademark
OEMOrigin
JinanchinaProduction Capacity
500000pieces/YearKey features
Forged from premium steel to withstand extreme high pressure and temperature environments.
Manufactured strictly in accordance with ASME B16.48 and international piping specifications.
Compact structure fits between existing flanges without taking up extra space.
OEM & ODM Acceptance: Full OEM and ODM customization services accepted based on drawings and samples.
ISO 9001 Certified: Manufacturing process certified under ISO 9001 standards for quality assurance.
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. 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:
A workable discount will be given if there's a large quantity.
Q:Is OEM acceptable?
A:
Yes, please contact us for design details. We will offer you a reasonable price and make samples for you.
Q:What's your quality guarantee?
A:
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?
A:
Yes, you're warmly welcome to visit our factory.
Q:Do you provide samples? Is it free or charged?
A:
Yes, we can offer samples free but shipping charges are covered by customer.
Send Inquiry
*To:
Jinan Hongtu Forging Co., Ltd
Jinan Hongtu Forging Co., Ltd*Content:
Supplier replies will be sent to your registered email
You may also like
ASTM A516 Gr. 65 Gr. 70 ASME B16.48 Spectacle Blind Flange
US$20.00
5 Pieces(MOQ)
12inch Class2500 ASME B16.48 Stainless Steel RF Blanks Spectacle Blind Flange
US$1,210.40
5 Pieces(MOQ)
ASME B16.48 RF Raised Face Carbon Steel Spectacle Blind Flange
US$3.00-5.00
500 Pieces(MOQ)
ASME B16.48 8 Figure 300# RF Stainless Steel Spectacle Blind Flange
US$10.00
10 Pieces(MOQ)
ASME B16.48 A105 F304/L F316/L F51 F56 Figure-8 Blank and Spectacle Blind Flange
US$10.00-20.00
10 Pieces(MOQ)
Spectacle Blind Flange 150# RF ASME B16.48 ASTM A516 Gr. 70 S5
US$0.25-500.00
1 Piece(MOQ)
ASME B16.48 316L Rtj 6 Inch Class 900 R4 Spade Blind Flange
US$1.50-500.00
1 Piece(MOQ)
Heavy-Duty Forged ASTM A105 Spectacle Blind Flanges ASME B16.48 for Industrial Gas Line
US$10.00-10,000.00
100 Pieces(MOQ)
20inch ASME ANSI B16.48 Class1500 Spectacle Blind CS Flange
US$241.36
5 Pieces(MOQ)
Carbon Steel Stainless Steel Spectacle Flange ASME B16.48 Pipe Flange
US$1.80-50.00
10 Pieces(MOQ)
High-Quality ASME B16.48 Stainless Steel Spectacle Blind Flange
US$40.00-50.00
10 Pieces(MOQ)
ASME B16.48 18"Class600 Figure 8 Flange Spectacle Blind Flange
US$1.00-99.00
10 Pieces(MOQ)
ASME/ANSI B16.48 Figure 8 Blank Spectacle Blind Forged Flange
US$1.00
1 Piece(MOQ)
ASME B16.48 Pn100 RF Spectacle Blind Flange for LNG
US$2.35-800.00
2 Pieces(MOQ)
ASME B16.48 Standard Figure 8 Spectacle Blind Flanges
US$5.00
1 Piece(MOQ)
6" ANSI ASME B16.48 Class1500 Spectacle Blind Figure 8 Blank Ss Flange
US$159.00
20 Pieces(MOQ)



















