Powered by Made-in-China.com
SAE Flange with DN40 Connection for Piping Systems
US$7.00
1-49 Pieces
US$6.00
50-199 Pieces
US$5.00
200-999 Pieces
US$4.50
1,000+ Pieces
Sample price:US$5.00/piece.Request sample
Product profile
Customization
AvailableStandard
ANSI, DIN, GB, JIS, GOST, BSWType
Threaded Connection FlangeMaterial
Stainless SteelStructure
FlangesConnection
Split Flange / Clamp TypeSealing Surface
O-Ring Face / OrfManufacturing Way
ForgingSizes
04-40 (Tube Od 7/16-3)Materials
Carbon Steel, SS304, SS316LSpecification
Split Flange / Weld Flange / Thread Flange / BlindTrademark
SINCOOrigin
ChinaHS Code
7307210000Production Capacity
50000Key features
High-Pressure Rating: Supports 3000 PSI (Code 61) and 6000 PSI (Code 62) for hydraulic systems.
Multiple Material Options: Available in Carbon Steel, SS304, and SS316L for diverse applications.
Precision Manufacturing: Forged and CNC machined with rust-proof, polished finishing.
Comprehensive Certifications: ISO 9001, PED, SGS, BV, and TUV certified for quality assurance.
OEM/ODM Support: Supports custom sizes, materials, and designs based on customer requirements.
Wide Application Range: Suitable for construction machinery, oil & gas, marine, and mining.
Company profile
CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 13 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤6.40h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryThe supplier is identified as a professional technical supplier serving nuclear, food processing, coal gasification, environmental protection, and aerospace industries. It offers broad customization, including sample-, design-, full-, minor-, and flexible customization, supported by CAD and documented design inputs, outputs, reviews, verification, and validation. However, it does not provide 3D software design, ODM, SDK, private mold, or well-known-brand OEM services, and reported no new products in the past year. Export experience is established, with 13 years of exporting and 71%–90% of sales from exports, but no overseas showroom, agent, branch, or offline trade-show participation. ERP, OA, CRM, SAP, digitalization, and big-data initiatives are reported. Complaint handling and corrective/preventive action lack written procedures or records, while certification, financial credibility, production capacity, and customer cases are insufficiently evidenced.
Supplier typeThe supplier explicitly identifies as a professional technical supplier and describes service orientation toward nuclear, food processing, coal gasification, environmental protection, and aerospace industries. This supports classification as an industry-focused technical supplier rather than a general trading entity.
After-Sales capabilityThe supplier has no overseas showroom, agent, branch, or offline trade-show history, and reports no written procedures or records for complaint handling or corrective and preventive actions. These explicit limitations indicate weakly documented after-sales and service-support capability.
R&D capabilityThe supplier has R&D-related design documentation and CAD capability, but reports no new products in the past year, no ODM, no SDK, no patents, and no private mold designs. The evidence shows basic design capability but also explicit limitations in recent product innovation and proprietary development.
Customization capabilityThe supplier explicitly provides customization from samples, designs, full customization, minor customization, and flexible customization, supported by CAD and documented design review, verification, and validation materials. This is direct evidence of broad customization capability, although the supplier does not offer 3D software design services or private molds.
Product Q&A
Q:What types of stainless steel pipe fittings do you mainly produce?
A:
As a one-stop service provider, we not only manufacture stainless steel seamless pipes & tubes but also supply a full range of matching fittings, flanges, and valves. We offer a comprehensive product range to meet your integrated procurement needs.
Q:What international standards and certifications do your products comply with?
A:
We manufacture strictly in accordance with international standards such as ASTM, ASME, DIN, JIS, EN, etc. Furthermore, we welcome and fully support inspections by customers themselves or their appointed third-party agencies (e.g., SGS, BV, Lloyds, TUV, DNV) at our facility and on our products.
Q:How do you ensure product quality?
A:
We have a comprehensive quality control system and advanced equipment. From raw materials to finished products, we implement full-process quality control, including chemical composition analysis via spectrometer, mechanical properties testing, ultrasonic testing, eddy current testing, hydrostatic testing, etc., to ensure every batch of products is reliable.
Q:Can you provide customized products?
A:
Absolutely. We can manufacture stainless steel seamless pipes, tubes, and fittings according to your provided specifications, drawings, or technical requirements, including non-standard sizes, special wall thicknesses, and specific alloy grades.
Q:What is your monthly production capacity? What is the lead time?
A:
We have strong production capabilities, with the specific capacity depending on product specifications and order volume. Typically, the lead time for standard products is 10-20 days after receiving the deposit. The exact delivery schedule will be confirmed upon order placement.
Send Inquiry
*To:
Wenzhou Sinco Steel Co., Ltd.
Wenzhou Sinco Steel Co., Ltd.*Content:
Supplier replies will be sent to your registered email
You may also like
High-Quality Blind Flange with Corrosion Resistance for Piping Systems
US$2.00
100 Pieces(MOQ)
Stainless Steel 304/316 Flange with Female Thread Bsp/NPT for General Piping Systems
US$2.30-2.40
1,500 pieces(MOQ)
Factory Direct Stainless Steel Wn Flange with Various Standards and Sizes for Piping System
US$1.00-1.50
10 Pieces(MOQ)
Durable Heavy-Duty Stub End Flange for Reliable Piping Connections
US$0.70-1.00
100 Pieces(MOQ)
Reusable Flange with SAE Threaded Holes for Sealing Filter-Bag Flange on Dust Collector Tube Sheet
US$1.00-30.00
100 Pieces(MOQ)
DIN4533 RF Flange with Precision Machining for Hull Fluid Piping Systems
US$1.00-50.00
1 Pieces(MOQ)
High-Quality Butt Welding Steel Pipe Flange with Neck for Industrial Piping Systems
US$1.00-50.00
1 Pieces(MOQ)
SAE Flange with 3000psi Rating for Hydraulic Systems
US$4.50-7.00
1 Piece(MOQ)
Durable Plate Flange with High Strength for Piping Systems
US$10.00
1 Piece(MOQ)
Durable Flange Connectors for Reliable Pipe System Connections
US$0.70-1.00
100 Pieces(MOQ)
Durable Plate Flange with High-Temperature Resistance for Piping Systems
US$10.00
1 Piece(MOQ)
Standard PVC Water Pipe Fittings Plastic Loose Flange for Piping Connection Systems
US$1.22-26.74
1 Piece(MOQ)
High-Quality HDPE Flange Adapter for Robust Piping Systems
US$0.70-1.00
100 Pieces(MOQ)
Durable DN40 High Pressure Flange for Piping Systems
US$9.08-9.66
1 Piece(MOQ)
Durable Blind Flange with Exceptional Pressure Resistance for Piping Systems
US$10.00
1 Piece(MOQ)
Kanaifu China Factor Grooved Pipe Fitting Thread Flange with FM UL for Water System Fire Protection
US$0.15-5.00
100 Pieces(MOQ)
Premium Plate Flange for Reliable Connection in Piping Systems
US$10.00
1 Piece(MOQ)
Versatile Spectacle Flange for Piping Systems and Fluid Control
US$2.50-3.50
1 Piece(MOQ)
SAE Straight 4 Bolt Flange with BSPP Thread Pff-G Thread Flange
US$0.50-2.00
10 Pieces(MOQ)



















