China Best Sales China-Manufacturer-Factory-Price UL/FM/CE List Fire-Protection Ductile Iron Grooved-Pipe-Fitting Rigid Flexible Coupling

Product Description

LAMAT PIPING – Ductile Iron Grooved Fittings
Name Rigid coupling, Flexible coupling, 90° Elbow, 45° Elbow, 22.5° Elbow, 11.25° Elbow, Split Flange, Adaptor Flange, Cap
Tee, Reducing Tee(Grooved/Threaded), Mechnical Tee(Grooved/Threaded), U-bolted Mechnical Tee
Cross, Reducing Cross(Grooved/Threaded), Mechnical Cross(Grooved/Threaded)
Reducer(Grooved/Threaded), Grooved Eccentric Reducer
H.S. CODE 735710000
Technology Casting
Connections Grooved-Thread End, Grooved End
Pressure Rate 300PSI / 2.07MPa
Size 1” – 12”
Pipe O.D. 33.7MM – 323.9MM
Surface Finish Epoxy Powder,Painting,Galvanization,Dacromet (in Red/Orange/Blue/White Color)
Design Standard American Standard ANSI/ASTM
European Standard EN
British Standard BS
Germany Standard DIN
Japanese Standard JIS
ISO Standard ISO
Thread Standard ASME B.1.20.1 / EN15716 / DIN2999 / ISO7-1 / ISO228 / IS554 / BS EN15716 / BS 21.173
Material Standard Ductile Iron confirms to ASTM A-536 Gr65-45-12,EN1563,JIS G5502,QT450-12
Gasket Material EPDM,NBR or Silicon Rubber
Bolts & Nuts ISO 898-1class 8.8
Flanges Standard PN series or Class series
Packages Plywood Cases or Plywood Pallets or Boxes
Application Fire Fighting System,Petrochemical & Gas Industry,Chemical,Machinery,Electric Power,Construction Water Works,Valve Industry,etc.
Advantages High Quality + Ready Stock + Faster Delivery + Customized
Brand LMP
Certificate ISO9001,API,CE,UL/FM

 

Products Details

 

Factory & Workshop Show

 

Company Profile

WHO WE ARE

Lamat Piping established in 2002s,is 1 of China’s leading piping manufacturing and exporting suppliers,specialized in qualified steel flanges, butt weld pipe fittings and malleable cast iron fittings for clients from over 60 countries and regions worldwide.

Lamat Piping is the single and independent exporting department of NPCC(National Piping Construction Cooperation),who is a group company with 5 factories located in ZheJiang and ZheJiang , where the regions have very long histories in manufacturing Steel & Iron products dating back to 1990s. CHINAMFG Piping(NPCC) aims to combine and intergrade some leading and high quality industries to become a modern and international piping supplier in the new century. Now we have more than 30 producing and machining lines with over 1000 normal workers and 80 technical employees. Our factories covers over 300,000 square meters,and has an annual output of 500,000Tons.

WHAT WE PRODUCE

Lamat Piping(NPCC) is producing flanges from 1/2” to 144” – Standards including ASTM B16.5, EN1092-1, BS4504, BS10, SANS1123, DIN, JIS, UNI, GOST, KS, AS, etc. Products including Plate Flanges FF/RF, Slip On Flanges FF/RF, Blind Flanges FF/RF, Welding Neck Flanges, Screwed Flange, Socketed Flanges, Lap Joint Flanges,Backing Rings Flanges,etc. Pressures includes 150LBS to 2500LBS in ASTM B16.5,PN6(T6/3/4/8) to PN100(T100/3/4/8) in EN1092-1/BS4504/BS10, T600/3/4/8 to T4000/3/4/8 in SANS1123.

Lamat Piping(NPCC) is producing butt weld fittings from 1/2” to 144” – Standards including ASTM B16.9, JIS B2311, EN15713, DIN, GOST…etc. Products including 45/90/180 Degree Short/Long Radius Elbow,Equal/Reducing Tee,Cross,Concentric/Eccentric Reducer,End Cap.

Lamat Piping(NPCC) is also producing malleable cast iron fittings from 1/2” to 6” – Standards ASME B16.3, ASME B16.14,BS EN15712,BS1256,DIN2950, BNR6943, ISO49,etc. Products including Elbow,Bend,Tee,Socket,Nipple,Bushing,Union,Cap,Plug,Back Nut.

WHAT WE SOURCE

With 30+ years constant efforts and experience,now CHINAMFG Piping(NPCC) has become our customers’ expert manufacturer and supplier for a very wide range of piping products.And today CHINAMFG Piping is not only supplying Flanges,BW fittings & Malleable Iron Fittings produced by ourselves,but also sourcing and exporting various Pipe Fittings & Valves s from China’s leading industries,including Cast Iron Valves, Ductile Iron Pipe Fitting, Stainless Steel 1,2,3PC Ball Valve, Stainless Steel 150LBS NPT/BSP Fittings, Wrought Steel Fittings,Grooved Fittings,Forged Steel Fittings,HDPE Pipes Fittings Valves,PVC Pipes Fittings Valves, Brass Valves Fittings,etc.

WHAT WE PROMISE

”BETTER QUALITY, BETTER SERVICES” is our promise to all of our customers and ”CREATE VALUE FOR CUSTOMERS” is our ultimate goal. CHINAMFG Piping promises that we’ll continue to put quality in the first place;besides,we will not lose our fixed-focus on the service aspect of our business,which has been,and will continue to be the foundation of our success and our future growth.

WHAT YOU CHOOSE

If you’d like to trust CHINAMFG Piping,Lamat people will do the best to be worthy of your trust!

 

Producing Process & Inspection

 

Pipeline System Application

 

Packaging & Shipping

FAQ

Q0: Are you a factory or trading company?
A: We are a factory mainly producing pipe fittings & flanges. We also have cooperated factories to supply other piping products.
 
Q1: How do your Control the Quality?
A: We have QA & QC department who will follow up all the producing process to make sure we’re supplying correctly.
 
Q2: What Machines are you using for Manufacturing and Machining?
A: We have Forging/Stamping Machine,CNC Machine,Hole-Drilling Machine,Sandblasting Machine. All producing is in our factory except Galvanization.
 
Q3: Can we get Samples for Testing?
A: Yes,sapmles are supplied free of charge.
 
Q4: Can you accept OEM & marking our LOGO?
A: Yes,no problem if you can provide Authorization.
 
Q5: Can you offer Drawings & Datasheets?
A: Yes,Drawings & Datasheets will be sent for your confirmation before Bulk Production.
 
Q6: Can you supply MTC with EN15714 3.1/3.2 Certificate?
A: Yes,MTC will be provided after production is finished.
 
Q7: Can we visit your factory to inspect the goods before delivery?
A: Yes sure. Welcome to our factory,and we also accept Third Party Inspection like SGS,TUV,BV,etc.
 
Q8: Can you combine goods from our other suppliers to ship together?
A: Yes,we’d like to assist you to ship together to save your time and money.
 
Q9: How long is your Delivery Time?
A: It depends on quantity and products. It can be delivered in 1 week if we have Ready-Stock; if not,the General Production Time is 25 – 50 Days.
 
Q10: What’s your Payment Terms?
A: Currently we’re working with our clients under T/T,L/C,O/A,Western Union,etc.

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flexible coupling

What are the cost implications of using flexible couplings compared to other coupling types?

When considering the cost implications of using flexible couplings compared to other coupling types, several factors come into play. While flexible couplings may have a higher upfront cost in some cases, they often offer cost savings in the long run due to their advantages and reduced maintenance requirements.

  • Upfront Cost: In terms of upfront cost, flexible couplings can vary depending on the design, material, and size. Some high-performance flexible couplings with specialized features may have a higher initial cost than simpler coupling types. For instance, certain specialized couplings used in demanding applications like high-speed precision machinery or corrosive environments might be more expensive.
  • Maintenance Costs: Flexible couplings generally have lower maintenance costs compared to certain rigid coupling types. Rigid couplings, such as gear couplings or disc couplings, may require periodic maintenance to check for wear, lubrication, and alignment. In contrast, many flexible couplings, especially those with elastomeric elements, are self-lubricating and require little to no maintenance.
  • Reduced Downtime: Due to their ability to accommodate misalignments and dampen vibrations, flexible couplings can reduce the wear and tear on connected equipment. This reduction in wear can lead to less frequent downtime for repairs or replacements, resulting in improved productivity and cost savings.
  • Longevity: Flexible couplings are designed to absorb shocks and vibrations, which can extend the lifespan of connected equipment. By minimizing stress and wear on components, flexible couplings contribute to the longevity of machinery and reduce the need for premature replacements.
  • Energy Efficiency: Some flexible couplings, such as beam couplings or certain elastomeric couplings, have low mass and inertia, contributing to better energy efficiency in rotating systems. By reducing energy losses, these couplings can result in cost savings over time.
  • Application Specificity: In some cases, specialized coupling types might be necessary to meet specific application requirements. While these specialized couplings may have higher costs, they are designed to optimize performance and reliability in those specific scenarios.
  • Compatibility and Adaptability: Flexible couplings are often more versatile in terms of accommodating shaft misalignment and different shaft sizes. Their adaptability can reduce the need for custom-made or precisely machined components, potentially saving costs in certain installations.

Overall, the cost implications of using flexible couplings compared to other coupling types depend on the specific application and its requirements. While they may have a higher initial cost in some cases, the long-term benefits, such as reduced maintenance, increased equipment longevity, and improved system efficiency, often justify the investment in flexible couplings.

flexible coupling

Can flexible couplings be used in precision manufacturing equipment, such as CNC machines?

Yes, flexible couplings can be used in precision manufacturing equipment, including CNC (Computer Numerical Control) machines. CNC machines require high accuracy and precision during operation to produce complex and intricate parts. Flexible couplings play a vital role in such equipment by providing various benefits that enhance their performance and reliability.

  • Compensation for Misalignment: CNC machines often have multiple moving parts and axes that need precise alignment. Flexible couplings can accommodate small misalignments between these components, ensuring smooth and reliable power transmission without inducing additional stress or strain on the system.
  • Vibration Damping: Precision manufacturing requires minimizing vibrations that could affect the quality of the finished product. Flexible couplings with damping properties can absorb and dissipate vibrations, resulting in better surface finishes and accuracy of the machined parts.
  • Torsional Flexibility: CNC machines may experience torque fluctuations during acceleration, deceleration, or tool changes. Flexible couplings with torsional flexibility can handle these variations and prevent torsional vibrations from affecting the machining process.
  • Backlash Compensation: Some types of flexible couplings, such as beam couplings, offer minimal or near-zero backlash. This characteristic is essential in CNC machines, as it helps maintain positional accuracy during direction changes and reversals.
  • High Torque Transmission: CNC machines may require high torque transmission capabilities, especially in heavy-duty cutting or milling operations. Flexible couplings can handle substantial torque loads while still providing flexibility to address misalignments.
  • Reduced Maintenance: With the ability to absorb shocks and compensate for misalignment, flexible couplings can extend the life of other mechanical components in the CNC machine, reducing overall maintenance requirements and downtime.

It’s important to select the appropriate type and size of flexible coupling based on the specific requirements of the CNC machine, including torque, speed, misalignment, and environmental conditions. Regular maintenance and inspection of the flexible couplings will ensure optimal performance and contribute to the overall precision and efficiency of the CNC machine.

flexible coupling

Can flexible couplings be used in corrosive or harsh environments?

Yes, flexible couplings can be designed and selected to be used in corrosive or harsh environments. The choice of materials and coatings plays a crucial role in ensuring the coupling’s durability and performance under challenging conditions.

Corrosion-Resistant Materials:

In corrosive environments, it is essential to use materials that can withstand chemical attacks and oxidation. Stainless steel, specifically grades like 316 or 17-4 PH, is commonly chosen for flexible couplings in such situations. Stainless steel offers excellent corrosion resistance, making it suitable for applications where the coupling may come into contact with corrosive substances or moisture.

Special Coatings:

For certain harsh environments, coupling manufacturers may apply special coatings to enhance the coupling’s corrosion resistance. Examples of coatings include zinc plating, nickel plating, or epoxy coatings. These coatings provide an additional layer of protection against corrosive agents and help extend the coupling’s lifespan.

Sealed Designs:

In environments where the coupling is exposed to contaminants like dust, dirt, or moisture, sealed designs are preferred. Sealed flexible couplings prevent these substances from entering the coupling’s internal components, thus reducing the risk of corrosion and wear. The sealed design also helps to maintain the coupling’s performance over time in challenging conditions.

High-Temperature Applications:

For harsh environments with high temperatures, flexible couplings made from high-temperature resistant materials, such as certain heat-resistant stainless steels or superalloys, can be used. These materials retain their mechanical properties and corrosion resistance even at elevated temperatures.

Chemical Resistance:

For applications where the coupling might encounter chemicals or solvents, it is essential to select a coupling material that is chemically resistant. This prevents degradation and ensures the coupling’s integrity in such environments.

Specialized Designs:

In some cases, where the environment is exceptionally harsh or unique, custom-designed flexible couplings may be necessary. Engineering a coupling to meet the specific demands of the environment ensures optimal performance and reliability.

Consultation with Manufacturers:

When considering flexible couplings for corrosive or harsh environments, it is advisable to consult with coupling manufacturers or engineering experts. They can provide valuable insights and recommend suitable materials, coatings, and designs based on the specific operating conditions.

Summary:

Flexible couplings can indeed be used in corrosive or harsh environments, provided the appropriate materials, coatings, and designs are chosen. Stainless steel, sealed designs, and special coatings are some of the solutions that enhance the coupling’s corrosion resistance and performance. It is essential to consider the specific environment and application requirements when selecting a flexible coupling to ensure optimal functionality and durability in challenging conditions.

China Best Sales China-Manufacturer-Factory-Price UL/FM/CE List Fire-Protection Ductile Iron Grooved-Pipe-Fitting Rigid Flexible Coupling  China Best Sales China-Manufacturer-Factory-Price UL/FM/CE List Fire-Protection Ductile Iron Grooved-Pipe-Fitting Rigid Flexible Coupling
editor by CX 2024-04-09