• extension spring System 1
  • extension spring System 2
extension spring

extension spring

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TT OR LC
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1. Spring Specification

Dimension:

1. Spring Type: Extension spring.  

2. Material: high carbon spring steel; music wire; stainless steel(SUS301,302,304,316,201,202);alloy steel(60Si2MnA,55CrSi,50CrV,60SiCr8A);copper wire ,iron wire ,

3. Wire Diameter: 0.1-65.0mm

4. Surface treatment: become black, Zinc/ Nickel/Silver/Golden/Tin plated ,polishing ,anti-rust oil, passivation ,powder coating, shot blasting

5. Certification: ISO9001:2000, ROHS

6.Packing :Inner plastic bags and outer cartons ,shipping with plastic pallet

7.OEM and ODM is accepted.
Can made by your drawings, sample and dimension

9. Advantage: Good hardness, resistance, durable.

10.  Payment:T/T, Western Union, Paypal.

11. MOQ: 5000pcs

12. Delivery time: 7-15 days after receiving your payment.

13. Application: Widely used in automobiles, motorcycles, electrical appliances, telecommunication, craft, toys ,locks,stationery,furiture ,washing machines,vacuum cleaners,lamps and lanterns,bicycles,sports equipment ,etc

Formula:

1) OD=ID+d (OD: outside diameter; ID=inside diameter; Dm=mean diameter; d=wire diameter)

2) F=Gd4*f/8Dm3Nact (F= load; G=gravity; f=deflection; Nact=active number of coil)

3) F'=F/f (F'=Spring rate)

Dimension:

Spring Type

Extension spring.  

Load Type

Compression

Material

high carbon spring steel; music wire;
stainless steel(SUS301,302,304,316,201,202);
alloy steel(60Si2MnA,55CrSi,50CrV,60SiCr8A);
copper wire ,iron wire

Wire Diameter

0.1-65.0mm

Surface treatment

become black
Zinc/ Nickel/Silver/Golden/Tin plated
polishing
anti-rust oil
passivation
powder coating
shot blasting

Type of Loops

Crossover Loops
Double Twisted Loops
Extended Loops
Full Loops On the Side
Full Loops Over Center
Machine Full Loops
Machine Half Loops
Double Full Loops . Etc

form of ends

open / closed / ground or not

Certification:

ISO9001:2000, ROHS

Packing

Inner plastic bags and outer cartons ,shipping with plastic pallet

OEM&ODM

OEM and ODM is accepted.
Can made by your drawings, sample and dimension

Advantage

Good hardness, resistance, durablehigh fatigue strength

Payment:

T/T, Western Union, Paypal.

MOQ

5000pcs or according to your requirement

Delivery time:

7-15 days after receiving your payment.

Application

Widely used in automobiles, motorcycles, electrical appliances, telecommunication, craft, toys ,locks,stationery,furiture ,washing machines,vacuum cleaners,lamps and lanterns,bicycles,sports equipment ,etc

Formula:

1) OD=ID+d (OD: outside diameter; ID=inside diameter; Dm=mean diameter; d=wire diameter)

2) F=Gd4*f/8Dm3Nact (F= load; G=gravity; f=deflection; Nact=active number of coil)

3) F'=F/f (F'=Spring rate)

2. Packing

Inner plastic bags and outer cartons, shipping with plastic pallet

Q:The sound of water pipes will not produce infrasound damage to the human body?
The general pipe and pipe material to connect manufacturers to supply matching, so that more to ensure quality
Q:How to strengthen the construction management and construction quality control
Combined with national energy Policy, and then according to the design of the various properties of insulation materials, calculated through a complex calculation process is not free to set the thickness.
Q:Steel Reinforced (HDPE) Polyethylene Helical Corrugated Tubes Warm-Fused-Belt Is Connected or Bonded with Rubber Rings? Ask what?
Flexible waterproof casing is generally suitable for pipes through the walls by vibration or tight waterproof requirements of the structure; rigid waterproof casing is generally applicable to the pipeline through the walls of the requirements of the general waterproof structures; flexible and rigid waterproof casing Wall of the wall, in case of non-concrete should be used instead of concrete walls, and must be a solidification of the casing in the wall; waterproof casing in the construction, chemical, steel, water, sewage treatment and other units
Q:Drain flexible pipe to keep the base design above the elevation of the number of meters
, there are cloth-based materials, such as Teflon cloth, etc
Q:What materials are made of flexible pipes? Why should the mechanical ventilation set the flexible tube? Where should I be located?
It is recommended to use the home of the heart of the card to worry about toughness to fill the joints, and then paste the seam (master understand) if directly in the sandwich panel (plate) on the batch of putty powder or spray painted really easy to drop off the phenomenon of stone, the first primer, it is recommended to use the home of the German brand brackish scraping scraping again There are), to be dry and then approved scraping putty powder spray really stone paint
Q:Is the clamp type flexible connector connected to the pipe to the rubber pad?
See the situation, the general 3 percent or so, to see how the management of LZ, hand thank you
Q:Find a joint electronic M1.5.4 type ECU application system wiring harness and layout Thank you, anxious! The
According to the intrinsic composition of insulation materials can be divided into: inorganic insulation materials and organic insulation materials! Fire rating A is a non-burning point with the insulation effect of materials, materials. Class A non-combustible materials have the characteristics of low density, low thermal conductivity, high pressure capacity, convenient construction, economical and durable. They are widely used in thermal insulation materials and industrial industries such as hot pipes, thermal equipment and other industrial piping equipment and industrial buildings And the civil building envelope structure of the insulation, insulation, sound absorption materials. Because of its good thermal stability, and more for the steel structure of the fire protection coating material. Fire rating B1 level is a flame retardant insulation material, is determined according to the fire resistance of the material, in addition, different parts of the material division is also different! Burning performance: refers to the material and / or products in case of fire burning all the physical and / or chemical changes, that is, the fire reaction characteristics. Fire rating B2 is a combustible insulation material also known as flame retardant materials, mostly organic insulation materials, add the right amount of flame retardants. More common for EPS expansion polystyrene board and XPS extruded polystyrene board, that is, we often say that general board. This material is low in ignition and releases a lot of harmful gases during the combustion process. Fire rating B3 is a flammable insulation material, this is more common as the main material of polystyrene foam insulation material, because this material is easy to burn,
Q:What are the scope of construction work special operators?
For air conditioning manufacturers, in order to standardize the product design, the two products may be the host of the heat exchanger, compressor, fan motor selection for the same, but they will specifically for different types of product design, manufacturing different main Control parts, and the two models of the host model is completely different.
Q:Two hundred galvanized pipe should be under the large flexible tube
Expanded polystyrene board is a common white foam board; this foam board is formed by foaming. The extruded polystyrene board is a color foam board (common colors: gray, blue, yellow, green, etc.); this type of foam is lack of dumplings dumplings. In other words, in addition to color, the production process is the difference between the focus.
Q:We now have to declare the Department of the Ministry of the United States and the United States, the company said that the access point to our own set, so I would like to ask, what is the requirements of this access point? There is no relevant specification to add: is the construction, the outdoor pipe network in the gas access point position more
The cost of the main cantilever is as low as the secondary structure can be moved

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