商品描述
Organization PROFILE
Huasheng Pipeline Engineering Co.,Ltd is founded in 1988 ,which specialized in moulding, Precision injection, UPVC,CPVC ,PPH, PVDF,HDPE pipe, fittings and Valves in DIN, ISO, ASTM expectations on drinking water source and sector with ,CE,ISO,SGS,NSF etc certificates.
– Far more than 20 sophisticated Extrusion equipment for creation of PVC pipes, and a hundred and seventy Injection equipment fittings
– More than 28 a long time of expertise in Injection and Moulding
Software for PE Pipes and fittings:
H2o mains, gas mains, sewer mains, slurry transfer strains, rural irrigation, fire program offer traces, electrical and communications conduit, and stormwater and drainage pipes.
Advantages for PE Pipes and fittings:
√ Resilient for more than 50 several years
√ Versatile-nicely suitable to be installed in dynamic soils,even in earthquake-prone locations
√ Large stream ability simply because of its clean bore and stop-to-stop jointing approaches
√ Anti-corrosion PE materials is very good at chemical resisitance,such as acid,sewerage,fuel,and many others
√ Easy to set up-light-weight bodyweight and less costly installation approaches
√ Maintainance-have prolonged-expression routine maintenance with price personal savings
√ Eviroment helpful
方面：
| PE brass threaded feminine coupling | ||||
| 测量 | dn | RC | 大号 | SDR |
| S20-1/2″F | 20 | 1/2″ | 40 | 十一 |
| S25-1/2″F | 25 | 1/2″ | 40 | 11 |
| S25-3/4″F | 25 | 3/4″ | 44 | 11 |
| S32-3/4″F | 32 | 3/4″ | 四十二 | 十一 |
| S32-1″F | 32 | 1″ | 47 | 十一 |
| S32-1″F hexagonal | 32 | 1″ | 56 | 十一 |
| S40-1¼”F | 四十 | 1¼” | 四十八 | 11 |
| S40-1¼”F hexagonal | 四十 | 1¼” | 58 | 十一 |
| S50-1½”F | 五十 | 1½” | 五十二 | 十一 |
| S50-1½”F hexagonal | 50 | 1½” | 65 | 11 |
| S63-2″F | 六十三 | 2″ | 五十八 | 11 |
| S63-2″F hexagonal | 六十三 | 2″ | 72 | 11 |
| S75-2½”F hexagonal | 75 | 2½” | 76 | 11 |
Why not pick us?
√ We have assortment of plastic merchandise with force for pipes,fittings and valves for water source,industry and drinking water therapy application.
√ We have professional engineering staff and moulding division for your tailored necessity.
√ We have a QC crew with much more than twenty personnel for insepction in 2 doing work shifts to promise exceptional good quality.
√ We have all products with furthermore tolerance for wall thickness.
常问问题
one.What’s the MOQ?
Generally we have ample inventory with our symbol or blind emblem,so we don’t have MOQ.But for customized emblem or design and style,we have various MOQ for distinct sizes
2.Can we get a sample?
Yes,we can deliver you a sample if we have inventory by transport value collected.But for customized sample,moulding expense must be compensated in advance.
three.How about the shipping time?
Generally we have stock,so our shipping and delivery will be fast.For those tailored merchandise,it will consider 20-25 days,but it depends on the amount.
4.Which port is applicable for you?
ZheJiang port.
five.What about your price term?
EXW,FOB,CFR,CIF
6.Payment terms
thirty% prepayment before generation,stability be paid just before delivery or after inspection.
seven.What is the spot of your business?
HangZhou metropolis in ZheJiang Province,which is about 2 hours’ driving significantly from ZheJiang .
It will take significantly less than 1 hour from ZheJiang station to HangZhou by bullet teach.
eight.What requirements are your goods complied with?
GB/T,DIN,ASTM,JIS Regular
|
US $1.9-800 / Piece | |
200 Pieces (Min. Order) |
###
| 材料： | HDPE |
|---|---|
| 硬度： | Hard Tube |
| 类型： | Thermoplastic Pipe |
| 颜色： | 黑色的 |
| Hollow: | Hollow |
| 形状： | Round |
###
| 样品： |
US$ 0/Meter
1 Meter(Min.Order) |
|---|
###
| Customization: |
可用的
|
|---|
###
| PE brass threaded female coupling | ||||
| 尺寸 | dn | RC | 大号 | SDR |
| S20-1/2"F | 20 | 1/2" | 40 | 11 |
| S25-1/2"F | 25 | 1/2" | 40 | 11 |
| S25-3/4"F | 25 | 3/4" | 44 | 11 |
| S32-3/4"F | 32 | 3/4" | 42 | 11 |
| S32-1"F | 32 | 1" | 47 | 11 |
| S32-1"F hexagonal | 32 | 1" | 56 | 11 |
| S40-1¼"F | 40 | 1¼" | 48 | 11 |
| S40-1¼"F hexagonal | 40 | 1¼" | 58 | 11 |
| S50-1½"F | 50 | 1½" | 52 | 11 |
| S50-1½"F hexagonal | 50 | 1½" | 65 | 11 |
| S63-2"F | 63 | 2" | 58 | 11 |
| S63-2"F hexagonal | 63 | 2" | 72 | 11 |
| S75-2½"F hexagonal | 75 | 2½" | 76 | 11 |
|
US $1.9-800 / Piece | |
200 Pieces (Min. Order) |
###
| 材料： | HDPE |
|---|---|
| 硬度： | Hard Tube |
| 类型： | Thermoplastic Pipe |
| 颜色： | 黑色的 |
| Hollow: | Hollow |
| 形状： | Round |
###
| 样品： |
US$ 0/Meter
1 Meter(Min.Order) |
|---|
###
| Customization: |
可用的
|
|---|
###
| PE brass threaded female coupling | ||||
| 尺寸 | dn | RC | 大号 | SDR |
| S20-1/2"F | 20 | 1/2" | 40 | 11 |
| S25-1/2"F | 25 | 1/2" | 40 | 11 |
| S25-3/4"F | 25 | 3/4" | 44 | 11 |
| S32-3/4"F | 32 | 3/4" | 42 | 11 |
| S32-1"F | 32 | 1" | 47 | 11 |
| S32-1"F hexagonal | 32 | 1" | 56 | 11 |
| S40-1¼"F | 40 | 1¼" | 48 | 11 |
| S40-1¼"F hexagonal | 40 | 1¼" | 58 | 11 |
| S50-1½"F | 50 | 1½" | 52 | 11 |
| S50-1½"F hexagonal | 50 | 1½" | 65 | 11 |
| S63-2"F | 63 | 2" | 58 | 11 |
| S63-2"F hexagonal | 63 | 2" | 72 | 11 |
| S75-2½"F hexagonal | 75 | 2½" | 76 | 11 |
Programming With Couplings
A coupling is a mechanical device that connects two shafts together and transmits power. Its purpose is to join rotating equipment and allows some degree of end-movement or misalignment. There are many different types of couplings. It’s important to choose the right one for your application.
Mechanical connection between two shafts
There are many ways to achieve mechanical connection between two shafts, including the use of a coupling. One common type is the beam coupling, which is also known as a helical coupling. It is used for transmission of torque between two shafts. This type of connection accommodates axial, parallel and angular misalignments.
The hubs and shafts of a worm gear are connected together by a coupling. This mechanical connection allows one shaft to turn another without causing a mechanical failure. This type of coupling is made from sliding or rubbing parts to transfer torque. However, the coupling is not designed to withstand jerks, so it isn’t suitable for high-speed applications.
The use of a coupling is common in machinery and equipment. It helps transmit power from one drive shaft to the other, while adding mechanical flexibility. It is also useful for reducing the impact and vibration caused by misalignment. It also protects the drive shaft components from wear and tear.
A double-hook coupling can be used to provide a uniform angular velocity at the driven shaft. Another example is a double-jointed coupling. A double-jointed coupling can be used to connect shafts that are not directly intersecting. The double-jointed yoke can be used for the same purpose.
A shaft coupling is a device that maintains a strong mechanical connection between two shafts. It transfers motion from one shaft to another, at all loads and misalignments. Unlike a conventional linkage, a shaft coupling isn’t designed to allow relative motion between the two shafts. Couplings often serve several purposes in a machine, but their primary use is torque and power transmission.
Functions that control the flow of another function
One of the simplest programming constructs is a function that controls the flow of another function. A function can take an argument and return a different value, but it must be ready to return before it can pass that value to another function. To do this, you can use the goto statement and the if statement. Another way to control flow is to use a conditional statement.
Criteria for selecting a coupling
There are several important factors to consider when choosing the right coupling. One of the most important factors is coupling stiffness, which depends on the material used and the shape. The stiffness of a coupling determines its ability to resist elastic deformation. A stiff coupling is desirable for certain types of applications, but it’s undesirable for others. Stiffness can reduce the performance of a system if there’s too much inertia. To avoid this, ensure that the coupling you choose is within the recommended limits.
The size of a coupling is also important. Different coupling types can accommodate different shaft sizes and shapes. Some couplings have special features, such as braking and shear pin protection. When choosing a coupling, you should also consider the type of driven equipment. If you need to connect a high-torque motor, for example, you’ll want to choose a gear coupling. Likewise, a high-speed machine may require a disc coupling.
Another factor to consider when selecting a coupling is the torque rating. Despite its importance, it’s often underestimated. The torque rating is defined as the torque of the coupling divided by its OD. In some cases, torque may fluctuate during a cycle, requiring a coupling with a higher torque rating.
Torsionally flexible couplings are also important to consider. Their design should be able to withstand the torque required during operation, as well as the required speed. The coupling should also have a high degree of torsional stiffness, as well as damping. Furthermore, a damping coupling can reduce the energy wasted through vibration.
The sizing of a coupling is also determined by the torque. Many engineers use torque to select the correct coupling size, but they also take into consideration torsional flexibility and torsional stiffness. For example, a shaft may be able to handle large torque without damaging the coupling, while a disk may be unable to handle large amounts of torque.
Besides torque, another important consideration in coupling selection is the cost. While a coupling may be cheaper, it may be less reliable or easier to maintain. Couplings that are difficult to service may not last as long. They may also require frequent maintenance. If that’s the case, consider purchasing a coupling with a low service factor.
There are many different types of couplings. Some require additional lubrication throughout their lifetime, while others are 100% lubrication-free. An example of a 100% lubrication-free coupling is the RBI flexible coupling from CZPT. This type of coupling can significantly reduce your total cost of ownership.
In addition to the above-mentioned benefits, elastomeric couplings are low-cost and need little maintenance. While they are often cheaper than metallic couplings, they also have excellent shock absorption and vibration dampening properties. However, they are susceptible to high temperatures. Also, they are difficult to balance as an assembly, and have limited overload torque capacity.
editor by czh 2023-01-09
