ASTM A105 Blind Flange

ASTM A105 Blind Flange: Premium Quality for Critical Applications

Hebei Jinsheng Pipe Fitting Manufacturing Co., Ltd. is your trusted manufacturer and supplier of high-quality ASTM A105 Blind Flanges. With 39 years of industry expertise, our state-of-the-art 35,000 m² facility produces 30,000 tons of ASTM/EN-compliant fittings annually. Our products are engineered to meet the most demanding industrial requirements, backed by ISO 9001, CE, and PETROBRAS certifications.

Key Features

• Precision-engineered to ASTM A105 standards
• Excellent strength and durability for high-pressure applications
• Tight tolerances for superior sealing performance
• Fully traceable with material test reports (MTRs)
• Available in a wide range of sizes and pressure ratings

Product Types

We offer a comprehensive selection of blind flange types to suit your specific project needs:

1. Raised Face (RF) Blind Flanges
2. Flat Face (FF) Blind Flanges
3. Ring Type Joint (RTJ) Blind Flanges
4. Large Diameter Blind Flanges (up to 60")
5. Custom-designed Blind Flanges

Materials & Grades

Our products are manufactured from premium-grade carbon steel, ensuring optimal performance in challenging environments:

• Material: ASTM A105 Grade B Carbon Steel
• Chemical Composition: Meets ASTM A105 requirements
• Mechanical Properties: Yield Strength ≥ 250 MPa, Tensile Strength ≥ 485 MPa

Surface Treatment

To enhance corrosion resistance and longevity, we offer various surface treatment options:

• Black oxide coating
• Hot-dip galvanization
• Epoxy painting
• Custom finishes available upon request

Applications

ASTM A105 Blind Flanges are essential components in numerous industries:

• Oil & Gas: Pipeline systems, refineries, and offshore platforms
• Petrochemicals: Processing equipment and storage tanks
• Power Generation: Steam systems and turbine piping
• Shipbuilding: Marine pipework and valve assemblies
• Water Treatment: High-pressure filtration systems

Packaging & Delivery

We understand the importance of protecting your investment during transit:

• Individual plastic wrapping for each flange
• Sturdy wooden crates or pallets for bulk orders
• Custom packaging solutions available
• Flexible shipping options (FOB, CIF, etc.)
• Fast turnaround times for urgent orders

Quality Control

At Hebei Jinsheng, quality is our top priority:

• 100% visual and dimensional inspection
• Non-destructive testing (NDT) available upon request
• Hydrostatic pressure testing as per ASME B16.5
• Rigorous material traceability procedures
• In-house laboratory for chemical and mechanical testing

Certificates

Our commitment to quality is validated by numerous international certifications:

• ISO 9001:2015 Quality Management System
• CE/PED (Pressure Equipment Directive) Certification
• API 6A License for Wellhead Equipment
• GOST-R Certification for Russian Market
• Customer-specific certifications available

FAQ

Q: What is the lead time for the products?
A: Standard sizes are typically available within 2-3 weeks. For custom or large orders, please contact us for specific lead times.

Q: Can you provide custom dimensions or special markings?
A: Yes, we offer customization services to meet your exact specifications. Our engineering team can work with you to design and manufacture bespoke flanges.

Q: Are your products suitable for sour service applications?
A: While standard A105 flanges are not typically recommended for sour service, we can provide alternative materials or treatments suitable for these environments. Please consult our technical team for guidance.

Q: What documentation is provided with each order?
A: Each shipment includes material test reports (MTRs), certificates of conformity, and any additional documentation required by the customer or relevant industry standards.

Q: Do you offer discounts for bulk orders?
A: Yes, we provide competitive volume-based pricing. Please contact our sales team with your requirements for a detailed quote.

Contact Us

Ready to upgrade your piping systems with premium ASTM A105 Blind Flanges? Our expert team is here to assist you:

• Email: admin@chinajsgj.com
• Phone: +8618003119682 

Trust Hebei Jinsheng Pipe Fitting Manufacturing Co., Ltd. for all your high-quality flange needs. With our commitment to excellence and customer satisfaction, we're your ideal partner for reliable, standards-compliant products. Request a quote today and experience the Jinsheng difference!