Product Description

Detailed Photos

 
Worm gear hose clamps, also referred to as radiator clamps, jubilee clips, worm drive hose clamps, or screw hose clamps, are possibly the most widely used style of hose clamp. Worm gear hose clamps are designed with a captive worm gear screw attached to a steel band. 

In our factory, we have full range of hose clamp, and own a complete inductry chain including molds processing, products manufacturing, surface treatment, rubber vulcanizing and screw production.

Products systems including:
1, Germany stype Non-perforated type with & without welded hose pipe clamps, 
2, Italy style hose clamp, 
3, MICOR perforeated hose pipe clamps, 
4, American type perforated hose pipe clamps, 
5, Quick release hose pipe clamp, 
6, Constant Tension clamps, 
7, T-Bolt hose pipe clamps, 
8, Lihgt & heavy Unitary hose pipe clamps, 
9, Double bolts & double bands super hose pipe clamps
10, Single & Double ears hose pipe clamps
11, pipe strap
12, hose pipe clamps with rubber
13, PP & PEX snap clip
 

Material	Band	Housing	Screw
W1	Zinc plated steel	Zinc plated steel	Zinc plated steel
W2	AISI 430ss/201ss	AISI 430ss/201ss	Zinc plated steel
W3	AISI 301ss/304ss	AISI 301ss/304ss	AISI 301ss/304ss
W4	AISI 316ss	AISI 316ss	AISI 316ss

 

German style hose clamp 9 & 12mm
Size (mm)	W1	W2	W4	W5	Packing
					pcs/bag	pcs/ctn
8-12	√	√	√	√	100	1000
10-16	√	√	√	√	100	1000
12-22	√	√	√	√	100	1000
16-27	√	√	√	√	100	1000
20-32	√	√	√	√	100	500
25-40	√	√	√	√	100	500
30-45	√	√	√	√	50	500
35-50	√	√	√	√	50	500
40-60	√	√	√	√	50	500
50-70	√	√	√	√	50	500
60-80	√	√	√	√	50	500
70-90	√	√	√	√	50	500
80-100	√	√	√	√	50	500
90-110	√	√	√	√	50	500
100-120	√	√	√	√	25	250
110-130	√	√	√	√	25	250
120-140	√	√	√	√	25	250
130-150	√	√	√	√	25	250
140-160	√	√	√	√	25	250

 

Welding Type Clamps M8 With Rubber
Model Number	D(mm)	R(mm)	INCH	Band thickness and width
JM-HC001519	18	15-19	3/8″	20*(1.2~1.5)
JM-HC57125	22	20-25	1/2″	20*(1.2~1.5)
JM-HC002630	28	26-30	3/4″	20*(1.2~1.5)
JM-HC003236	35	32-36	1″	20*(1.2~1.5)
JM-HC003843	40	38-43	11/4″	20*(1.2~1.5)
JM-HC05711	48	47-51	11/2″	20*(1.2~1.5)
JM-HC05718	54	53-58		20*(1.2~1.5)
JM-HC006064	60	60-64	2″	20*(1.2~1.5)
JM-HC006872	70	68-72		20*(1.2~1.5)
JM-HC05710	75	75-80	21/2″	20*(1.2~1.5)
JM-HC008086	83	80-86		20*(1.2~1.5)
JM-HC0 0571 2	90	87-92	3″	20*(1.2~1.5)
JM-HC057105	100	99-105	31/2″	20*(1.2~1.5)
JM-HC5717112	110	107-112		20*(1.2~1.5)
JM-HC00113118	115	113-118	4″	20*(1.2~1.5)
JM-HC00125130	125	125-130		20*(1.2~1.5)
JM-HC00132137	133	132-137		20*(1.2~1.5)
JM-HC00136142	140	136-142	5″	20*(1.2~1.5)
JM-HC00159166	160	159-166	6″	20*(1.2~1.5)
JM-HC5715712	200	200-212		20*(1.2~1.5)

“U”Typy Without Rubber
Model Number	D(mm)	A*B	PCS/BOX	BOX/CARTON
JM-HC09006	6	12*1.2	100	10
JM-HC09008	8	12*1.2	100	10
JM-HC09571	10	12*1.2	100	10
JM-HC 0571 2	12	12*1.2	100	10
JM-HC 0571 4	14	12*1.2	100	10
JM-HC 0571 5	15	12*1.2	100	10
JM-HC 0571 6	16	12*1.2	100	10
JM-HC 0571 8	18	15*1.2	100	10
JM-HC09571	20	15*1.2	100	10
JM-HC571	22	15*1.2	100	10
JM-HC09571	24	15*1.2	100	10
JM-HC 0571 6	26	15*1.2	100	10
JM-HC09571	28	15*1.2	100	10
JM-HC 0571 0	30	15*1.2	50	10
JM-HC571	32	18*1.2	50	10
JM-HC 0571 7	37	18*1.2	50	10
JM-HC09040	40	18*1.2	50	10
JM-HC09042	42	18*1.2	50	10
JM-HC09047	47	18*1.2	50	10
JM-HC 0571 0	60	18*1.2	50	10

Welding Type Clamps M8+10 With Rubber
Model Number	D(mm)	R(mm)	INCH	Band thickness and width
JM-HC011519	18	15-19	3/8″	20*(1.8~2.0)
JM-HC012571	22	20-25	1/2″	20*(1.8~2.0)
JM-HC012630	28	26-30	3/4″	20*(1.8~2.0)
JM-HC013236	35	32-36	1″	20*(1.8~2.0)
JM-HC013843	40	38-43	11/4″	20*(1.8~2.0)
JM-HC014751	48	47-51	11/2″	20*(1.8~2.0)
JM-HC015358	54	53-58		20*(1.8~2.0)
JM-HC016064	60	60-64	2″	20*(1.8~2.0)
JM-HC016872	70	68-72		20*(1.8~2.0)
JM-HC017580	75	75-80	21/2″	20*(1.8~2.0)
JM-HC018086	83	80-86		20*(1.8~2.0)
JM-HC018792	90	87-92	3″	20*(1.8~2.0)
JM-HC0199105	100	99-105	31/2″	20*(1.8~2.0)
JM-HC0115712	110	107-112		20*(1.8~2.0)
JM-HC01113118	115	113-118	4″	20*(1.8~2.0)
JM-HC01125130	125	125-130		20*(1.8~2.0)
JM-HC01132137	133	132-137		20*(1.8~2.0)
JM-HC01136142	140	136-142	5″	20*(1.8~2.0)
JM-HC01159166	160	159-166	6″	20*(1.8~2.0)
JM-HC01205712	200	200-212		20*(1.8~2.0)
JM-HC01248252	250	248-252		20*(1.8~2.0)
JM-HC01312318	315	312-318		20*(1.8~2.0)

Welding Type Clamps M8+10 Without Rubber
Model Number	D(mm)	R(mm)	INCH	Band thickness and width
JM-HC57119	18	15-19	3/8″	20*(1.8~2.0)
JM-HC032571	22	20-25	1/2″	20*(1.8~2.0)
JM-HC032630	28	26-30	3/4″	20*(1.8~2.0)
JM-HC033236	35	32-36	1″	20*(1.8~2.0)
JM-HC033843	40	38-43	11/4″	20*(1.8~2.0)
JM-HC034751	48	47-51	11/2″	20*(1.8~2.0)
JM-HC57158	54	53-58		20*(1.8~2.0)
JM-HC036064	60	60-64	2″	20*(1.8~2.0)
JM-HC036872	70	68-72		20*(1.8~2.0)
JM-HC57180	75	75-80	21/2″	20*(1.8~2.0)
JM-HC038086	83	80-86		20*(1.8~2.0)
JM-HC038792	90	87-92	3″	20*(1.8~2.0)
JM-HC0399105	100	99-105	31/2″	20*(1.8~2.0)
JM-HC571712	110	107-112		20*(1.8~2.0)
JM-HC5713118	115	113-118	4″	20*(1.8~2.0)
JM-HC5715130	125	125-130		20*(1.8~2.0)
JM-HC5712137	133	132-137		20*(1.8~2.0)
JM-HC5716142	140	136-142	5″	20*(1.8~2.0)
JM-HC5719166	160	159-166	6″	20*(1.8~2.0)
JM-HC03205712	200	200-212		20*(1.8~2.0)
JM-HC03248252	250	248-252		20*(1.8~2.0)
JM-HC03312318	315	312-318		20*(1.8~2.0)

 

Company Profile

Established in 2003, HangZhou Jay&Min Sanitaryware Tech Co., Ltd. is a young and fast growing factory. We are a professional manufacturer and exporter of bathroom&Kitchen sanitaryware products, specially in Faucet aerator, Kitchen aerator, Hand shower and all kinds of hose clamps.. We are very strong in R&D capability. More importantly, we have a dedicated team who are ready to provide efficient and professional services to our customers at any time. Our Managing Department is responsible for company operation and development plHangZhou. Constant efforts are taken by them to make our service system more efficient, thus serve our customers better. “Customer First” is the principle that all these sections adhere to. We look forward to building rewarding relationships with clients worldwide.

FAQ

1. who are we?
We are based in ZHangZhoug, China, start from 2571,sell to Western Europe(11.11%),Eastern Asia(11.11%),Mid East(11.11%),Oceania(11.11%),Africa(11.11%),Southeast Asia(11.11%),Eastern Europe(11.11%),South America(11.11%),North America(11.11%). There are total about 11-50 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.what can you buy from us?
Faucet Aerator,Water saving,LED aerator,Drain cleaner,hose clamp

4. why should you buy from us not from other suppliers?
We are a professional manufacturer of Kitchen & Bathroom sanitaryware, specially in Water saving faucet aerator, Kitchen swivel sprayer, LED kitchen sprayer, and all kinds of water saving parts in family water saving products.

5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,FCA;
Accepted Payment Currency:USD,EUR,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A;

What Are Screw Shaft Threads?

A screw shaft is a threaded part used to fasten other components. The threads on a screw shaft are often described by their Coefficient of Friction, which describes how much friction is present between the mating surfaces. This article discusses these characteristics as well as the Material and Helix angle. You’ll have a better understanding of your screw shaft’s threads after reading this article. Here are some examples. Once you understand these details, you’ll be able to select the best screw nut for your needs.

Coefficient of friction between the mating surfaces of a nut and a screw shaft

There are 2 types of friction coefficients. Dynamic friction and static friction. The latter refers to the amount of friction a nut has to resist an opposing motion. In addition to the material strength, a higher coefficient of friction can cause stick-slip. This can lead to intermittent running behavior and loud squeaking. Stick-slip may lead to a malfunctioning plain bearing. Rough shafts can be used to improve this condition.
The 2 types of friction coefficients are related to the applied force. When applying force, the applied force must equal the nut’s pitch diameter. When the screw shaft is tightened, the force may be removed. In the case of a loosening clamp, the applied force is smaller than the bolt’s pitch diameter. Therefore, the higher the property class of the bolt, the lower the coefficient of friction.
In most cases, the screwface coefficient of friction is lower than the nut face. This is because of zinc plating on the joint surface. Moreover, power screws are commonly used in the aerospace industry. Whether or not they are power screws, they are typically made of carbon steel, alloy steel, or stainless steel. They are often used in conjunction with bronze or plastic nuts, which are preferred in higher-duty applications. These screws often require no holding brakes and are extremely easy to use in many applications.
The coefficient of friction between the mating surfaces of t-screws is highly dependent on the material of the screw and the nut. For example, screws with internal lubricated plastic nuts use bearing-grade bronze nuts. These nuts are usually used on carbon steel screws, but can be used with stainless steel screws. In addition to this, they are easy to clean.

Helix angle

In most applications, the helix angle of a screw shaft is an important factor for torque calculation. There are 2 types of helix angle: right and left hand. The right hand screw is usually smaller than the left hand one. The left hand screw is larger than the right hand screw. However, there are some exceptions to the rule. A left hand screw may have a greater helix angle than a right hand screw.
A screw’s helix angle is the angle formed by the helix and the axial line. Although the helix angle is not usually changed, it can have a significant effect on the processing of the screw and the amount of material conveyed. These changes are more common in 2 stage and special mixing screws, and metering screws. These measurements are crucial for determining the helix angle. In most cases, the lead angle is the correct angle when the screw shaft has the right helix angle.
High helix screws have large leads, sometimes up to 6 times the screw diameter. These screws reduce the screw diameter, mass, and inertia, allowing for higher speed and precision. High helix screws are also low-rotation, so they minimize vibrations and audible noises. But the right helix angle is important in any application. You must carefully choose the right type of screw for the job at hand.
If you choose a screw gear that has a helix angle other than parallel, you should select a thrust bearing with a correspondingly large center distance. In the case of a screw gear, a 45-degree helix angle is most common. A helix angle greater than zero degrees is also acceptable. Mixing up helix angles is beneficial because it allows for a variety of center distances and unique applications.

Thread angle

The thread angle of a screw shaft is measured from the base of the head of the screw to the top of the screw’s thread. In America, the standard screw thread angle is 60 degrees. The standard thread angle was not widely adopted until the early twentieth century. A committee was established by the Franklin Institute in 1864 to study screw threads. The committee recommended the Sellers thread, which was modified into the United States Standard Thread. The standardized thread was adopted by the United States Navy in 1868 and was recommended for construction by the Master Car Builders’ Association in 1871.
Generally speaking, the major diameter of a screw’s threads is the outside diameter. The major diameter of a nut is not directly measured, but can be determined with go/no-go gauges. It is necessary to understand the major and minor diameters in relation to each other in order to determine a screw’s thread angle. Once this is known, the next step is to determine how much of a pitch is necessary to ensure a screw’s proper function.
Helix angle and thread angle are 2 different types of angles that affect screw efficiency. For a lead screw, the helix angle is the angle between the helix of the thread and the line perpendicular to the axis of rotation. A lead screw has a greater helix angle than a helical one, but has higher frictional losses. A high-quality lead screw requires a higher torque to rotate. Thread angle and lead angle are complementary angles, but each screw has its own specific advantages.
Screw pitch and TPI have little to do with tolerances, craftsmanship, quality, or cost, but rather the size of a screw’s thread relative to its diameter. Compared to a standard screw, the fine and coarse threads are easier to tighten. The coarser thread is deeper, which results in lower torques. If a screw fails because of torsional shear, it is likely to be a result of a small minor diameter.

Material

Screws have a variety of different sizes, shapes, and materials. They are typically machined on CNC machines and lathes. Each type is used for different purposes. The size and material of a screw shaft are influenced by how it will be used. The following sections give an overview of the main types of screw shafts. Each 1 is designed to perform a specific function. If you have questions about a specific type, contact your local machine shop.
Lead screws are cheaper than ball screws and are used in light-duty, intermittent applications. Lead screws, however, have poor efficiency and are not recommended for continuous power transmission. But, they are effective in vertical applications and are more compact. Lead screws are typically used as a kinematic pair with a ball screw. Some types of lead screws also have self-locking properties. Because they have a low coefficient of friction, they have a compact design and very few parts.
Screws are made of a variety of metals and alloys. Steel is an economical and durable material, but there are also alloy steel and stainless steel types. Bronze nuts are the most common and are often used in higher-duty applications. Plastic nuts provide low-friction, which helps reduce the drive torques. Stainless steel screws are also used in high-performance applications, and may be made of titanium. The materials used to create screw shafts vary, but they all have their specific functions.
Screws are used in a wide range of applications, from industrial and consumer products to transportation equipment. They are used in many different industries, and the materials they’re made of can determine their life. The life of a screw depends on the load that it bears, the design of its internal structure, lubrication, and machining processes. When choosing screw assemblies, look for a screw made from the highest quality steels possible. Usually, the materials are very clean, so they’re a great choice for a screw. However, the presence of imperfections may cause a normal fatigue failure.

Self-locking features

Screws are known to be self-locking by nature. The mechanism for this feature is based on several factors, such as the pitch angle of the threads, material pairing, lubrication, and heating. This feature is only possible if the shaft is subjected to conditions that are not likely to cause the threads to loosen on their own. The self-locking ability of a screw depends on several factors, including the pitch angle of the thread flank and the coefficient of sliding friction between the 2 materials.
One of the most common uses of screws is in a screw top container lid, corkscrew, threaded pipe joint, vise, C-clamp, and screw jack. Other applications of screw shafts include transferring power, but these are often intermittent and low-power operations. Screws are also used to move material in Archimedes’ screw, auger earth drill, screw conveyor, and micrometer.
A common self-locking feature for a screw is the presence of a lead screw. A screw with a low PV value is safe to operate, but a screw with high PV will need a lower rotation speed. Another example is a self-locking screw that does not require lubrication. The PV value is also dependent on the material of the screw’s construction, as well as its lubrication conditions. Finally, a screw’s end fixity – the way the screw is supported – affects the performance and efficiency of a screw.
Lead screws are less expensive and easier to manufacture. They are a good choice for light-weight and intermittent applications. These screws also have self-locking capabilities. They can be self-tightened and require less torque for driving than other types. The advantage of lead screws is their small size and minimal number of parts. They are highly efficient in vertical and intermittent applications. They are not as accurate as lead screws and often have backlash, which is caused by insufficient threads.