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| Type | SAE Code 61 Flange Clamps; SAE Code 62 Flange Clamps; Split Flange Clamps; One-Piece Flange Clamps; Metric Bolt Flange Clamps; FL/FS Series Hydraulic Flange Clamps | Model | FL Series, FS Series, FL-P Series, FS-P Series, FL-W Series, FS-W Series, FL-WM Series, FS-WM Series |
| Params | Product Name: SAE Hydraulic Flange Clamps / SAE Split Flange Clamps / Hydraulic Flange Clamp Halves Manufacturer: JINGYE Fittings (Ningbo Jingye Fluid Fittings Co., Ltd.) Product Series: FL, FS, FL-P, FS-P, FL-W, FS-W, FL-WM, and FS-WM Series. Product Types: SAE Code 61/62 Flange Clamps, Split Flange Clamps, One-Piece Flange Clamps, and Metric Threaded Flange Clamps. 1. Product Series and Configurations FL Series: SAE Code 61 split flange clamps. FS Series: SAE Code 62 split flange clamps. FL-P / FS-P Series: Code 61 / Code 62 P-type split flange clamps. FL-W / FS-W Series: Code 61 / Code 62 one-piece flange clamps. FL-WM / FS-WM Series: Code 61 / Code 62 one-piece flange clamps with metric threaded mounting holes. 2. Applicable Standards SAE J518/1: Code 61 four-bolt flange connections. SAE J518/2: Code 62 four-bolt flange connections. ISO 6162-1: Code 61 flange heads, clamps, and ports. ISO 6162-2: Code 62 flange heads, clamps, and ports. Connection Design: Four-bolt hydraulic flange mounting with compatible flange heads, ports, fasteners, and O-rings. 3. Pressure Classification Code 61: Commonly called the 3000 PSI flange series, with size-dependent pressure ratings. Code 62: Commonly called the 6000 PSI flange series for higher-pressure connections. Actual Working Pressure: Depends on clamp dimensions, material strength, fastener specifications, flange size, and the complete connection. The lowest-rated component determines the assembled connection pressure limit. 4. Flange Sizes and Dimensions Common Code 61 Sizes: 1/2", 3/4", 1", 1-1/4", 1-1/2", 2", 2-1/2", and 3", depending on model availability. Common Code 62 Sizes: 1/2", 3/4", 1", 1-1/4", 1-1/2", and 2", subject to model availability. Critical Dimensions: Clamp opening, length, width, thickness, bolt hole diameter, bolt spacing, and mounting geometry. Dimension References: A, B, d, h, M, and N according to product drawings. 5. Clamp Design and Installation Split Flange Clamps: Two matching clamp halves secure the flange head to the hydraulic port. One-Piece Flange Clamps: Integrated clamp body with four mounting positions. Metric Threaded Clamps: FL-WM and FS-WM configurations with metric female threaded mounting holes. Installation: Match flange code, size, bolt pattern, fastener grade, and approved tightening procedures. 6. Materials and Surface Treatment Standard Material: Carbon steel, selected according to clamp design and mechanical requirements. Optional Materials: Stainless steel or customized materials according to product requirements. Surface Finish: Trivalent chromium zinc plating. Coating Thickness: Typically 8–12 μm for applicable carbon steel products. Salt Spray Resistance: ≥96 h white rust / ≥240 h red rust under specified test conditions. Enhanced coatings and custom finishes available upon request. 7. Sealing and Compatibility Sealing Method: O-ring between the SAE flange head and hydraulic port. Clamp Function: Provides mechanical retention and clamping force, not direct sealing. Required Components: Compatible flange head, port, O-ring, clamp, and mounting fasteners. Compatibility Checks: Code 61/62, flange dimensions, bolt spacing, O-ring groove, mounting threads, and pressure rating. 8. Operating Conditions Applications: Industrial hydraulic systems, mobile machinery, high-pressure fluid power equipment, and hydraulic hose or tube flange connections. Temperature Compatibility: Depends on the complete connection, sealing materials, hydraulic fluid, and operating environment. Mechanical Requirements: Adequate clamp strength, fastener preload, dimensional stability, and vibration resistance. 9. Quality Control and Inspection Quality Management: ISO 9001:2015. Dimensional Inspection: Clamp opening, bolt hole positions, thickness, overall dimensions, and mating geometry. Surface Inspection: Burr removal, coating thickness, surface finish, and visual inspection. Material Verification: Material grade and mechanical properties according to product specifications. Assembly Verification: Fitment with compatible flange heads, ports, and fasteners. 10. OEM and Custom Manufacturing Manufacturing: Precision machining and customized hydraulic flange clamp production. Customization: Non-standard dimensions, bolt patterns, threaded holes, materials, and surface coatings. Technical Support: Manufacturing from drawings or samples, dimensional comparison, and replacement part development. Applications: Construction machinery, mining equipment, agricultural machinery, hydraulic power units, mobile hydraulics, and industrial maintenance. | Material | Primary Material: Carbon steel, with material grade and mechanical properties selected according to SAE Code 61 / Code 62 clamp design and pressure requirements. Optional Materials: Stainless steel 304, 316, and 316L for customized applications, subject to structural strength and manufacturing requirements. Surface Treatment: Trivalent chromium zinc plating, with a typical coating thickness of 8–12 μm. Corrosion Resistance: ≥96 hours to white rust and ≥240 hours to red rust under specified salt spray test conditions. Mechanical Requirements: Adequate tensile strength, structural rigidity, dimensional stability, and bolt clamping performance. Material Selection: Based on flange size, clamp configuration, fastener specifications, operating pressure, corrosion resistance, and application environment. |
| Applicable Industry | Hydraulic Hose & Tube Assembly Manufacturing: Hydraulic hose manufacturers, tube assembly suppliers, industrial distributors, and OEM hydraulic connection suppliers. Construction Machinery: Excavators, wheel loaders, bulldozers, cranes, concrete pumps, and heavy-duty hydraulic equipment. Mining & Heavy Equipment: Mining machinery, drilling rigs, earthmoving equipment, and high-pressure hydraulic systems. Industrial Machinery: Hydraulic power units, presses, injection molding machines, machine tools, and industrial fluid power equipment. Agricultural Machinery: Tractors, harvesters, agricultural loaders, and hydraulic implements. Mobile Hydraulics & Material Handling: Forklifts, lifting platforms, truck-mounted hydraulics, and mobile hydraulic equipment. Hydraulic Repair & MRO: Hydraulic service centers, flange connection replacement, machinery maintenance, and aftermarket parts suppliers. | ||
JINGYE Fittings is a China-based manufacturer of SAE hydraulic flange clamps. Founded in 2008 in Ningbo, the company supplies hydraulic distributors, hose and tube assembly manufacturers, machinery OEMs, and maintenance providers. Key Product Advantages: 1. Eight SAE Flange Clamp Series JINGYE Fittings offers FL, FS, FL-P, FS-P, FL-W, FS-W, FL-WM, and FS-WM Series for SAE Code 61 and Code 62 connections. Options cover split clamp halves, P-type versions, one-piece clamps, and metric-threaded mounting configurations. 2. Code 61 and Code 62 Compatibility FL-family clamps serve SAE Code 61 connections, commonly called the 3000 PSI series; FS-family clamps serve Code 62, commonly called the 6000 PSI series. Dimensional references include SAE J518/1, SAE J518/2, ISO 6162-1, and ISO 6162-2. Actual pressure capability depends on size, material, fasteners, and the assembled connection. 3. Split and One-Piece Designs FL and FS are split flange clamps; FL-P and FS-P are P-type variants. FL-W and FS-W are one-piece clamps; FL-WM and FS-WM feature metric threaded mounting holes. These configurations support different hydraulic installation layouts. 4. Four-Bolt Mechanical Retention The clamps secure compatible flange heads to hydraulic ports using four-bolt connections. An O-ring between the flange head and port provides sealing; the clamp supplies mechanical retention rather than direct sealing. Matching geometry, fasteners, and approved tightening procedures are essential. 5. Precision Manufacturing With more than 100 CNC machines, JINGYE Fittings supports standard and customized flange clamp production. Inspection covers clamp openings, bolt hole spacing, threaded holes, overall dimensions, thickness, and mating geometry to support batch consistency. 6. Materials and Corrosion Resistance Carbon steel is the primary material, with grade selected for structural requirements. Applicable carbon steel products use trivalent chromium zinc plating, typically 8–12 μm, with ≥96 hours to white rust and ≥240 hours to red rust under specified salt spray conditions. Stainless steel and enhanced finishes can be considered for custom orders. 7. Quality Control JINGYE Fittings operates under an ISO 9001:2015 quality management system. Inspection includes material specifications, dimensional accuracy, surface finish, burr removal, coating condition, and fastener fitment. Strength requirements are evaluated according to the relevant clamp design. 8. Flange System Matching Clamp selection requires matching Code 61 or Code 62, nominal flange size, flange head geometry, mounting hole pattern, bolt specification, and connection pressure. Clamps support compatible hydraulic hose fittings, tube connections, flange adapters, and equipment ports. Code 61 and Code 62 are not automatically interchangeable. 9. OEM and Custom Manufacturing JINGYE Fittings supports production from customer drawings, samples, and technical specifications. Custom options include clamp dimensions, bolt patterns, threaded holes, materials, coatings, and special mounting configurations. Reference numbers and samples can be reviewed for quotation and dimensional comparison. 10. Flexible MOQ and Second-Source Supply Most standard hydraulic fittings have no strict MOQ. JINGYE Fittings supports small-batch, mixed-SKU, and bulk orders. In-stock items typically dispatch within 3–5 days; standard production generally takes 30–45 days. Alternative sourcing is available subject to technical compatibility checks. 11. Applications and International Supply SAE flange clamps are used in construction and mining machinery, agricultural equipment, industrial hydraulic power units, mobile hydraulics, and hose or tube assemblies. JINGYE Fittings supports international distributors and OEM customers with repeat orders, custom packaging, and long-term sourcing. JINGYE Fittings combines Code 61/62 flange clamp options, precision manufacturing, quality control, OEM customization, and flexible supply for industrial hydraulic connection projects.

SAE Hydraulic Flange Clamps