Pan/Flat/Truss/Flange/Hex/Wafer Head Self Drilling Screws
A heat exchanger is a device used to transfer heat, usually to transfer heat from one fluid to another without them mixing. A heat exchanger usually consists of a number of parallel pipes in which one fluid flows through the pipe and another fluid flows through the outside of the pipe. In this way, heat can be transferred from one fluid to another for heating or cooling purposes. Heat exchangers are widely used in many industries, such as chemical, pharmaceutical, food processing, air conditioning and heating systems, etc.
Heat exchanger usually consists of the following components:
The main business scope is various heaters, waste heat boilers, pressure vessels, supportingair preheaters, air coolers, furnace accessories and accessories, and provide equipment installation, with EPC ability of projects. At present, our customers have covered all large and medium-sized petrochemical enterprises in China and established long-term strategic cooperative partnership with them. Products are exported to Southeast Asia, Middle East, and other regions.
Heat Exchanger,Tubular Heat Exchanger,Efficiency Tubular Heat Exchanger,Tube In Tube Heat Exchanger Jiangsu Gelan Environmental Technology Co., LTD , https://www.glkj2010.com
Poduct Discreption
  Product Name
Pan/Flat/Truss/Flange/Hex/Wafer Head Self Drilling Screws
Material
Stainless Steel: SS201, SS303, SS304, SS316, SS410, SS420
Carbon Steel: 4.8, 6.8, 8.8, 10.9, 12.9
Titanium: GR1-GR5
Aluminum,Brass,etc.
Size
M1-M20Â Â or as per your request
Head Type
Flat, JIS pan, Oval, Round, Binding, I.HD, Brazier, PF. HD, Button, Fillister, Ansi.Pan, Pan washer, Indented Hex etcÂ
 Standard Â
ISO,GB, DIN, JIS, ANSI, BSW,ASMEÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â
Certificate
ISO9001:2008, SGS testing report &Â RoHS
Screw Drivers
Phillips, Slotted, Truss, Square, Crossed, Y-type, T-type, Torx, PZ drives, Hex socket etcÂ
Finishing
Zn- Plated, Ni-plated, Tin-Plated, Radiant Plated, Passivated, Brass plated, Cd- plated, Phosphate Anodize, Cr-plated, Black Oxide etcÂ
Heat Treatment
Tempering,Hardening,Spheroidizing,Stress Relieving etcÂ
Package
General export package, or according to customer's requirement
Delivery time
About 7Â -15 days after all details confirmed and able to offering fast delivery for urgent orderÂ
Customer Service
Replacement at all our cost for rejected products if the part does not match with the PO drawingsÂ
Product Show
Other Products
About our company:
Shenzhen Conghui Precision Hardware Co., Ltd is  a professional manufacturer specialize in all kinds of precision industrial fasteners and accessory parts for 9 years.
Our product range includes screws, nuts, knobs, bolts, washers, rivet, anchor and CNC parts. We strictly implement various quality standards like GB, ISO, DIN, JIS, AISI NFE and BSW.
Our products are hot sale in markets North America, Southeast Asia and Europe, widely use in machine assembling, electronics, constructional engineering furniture cabinets, etc.
We sincerely hope to start mutual benefit and win-win business with you, and set up long term partnership in the near future.
In order to help you check the specification and quality before place an order,we could offer free samples for your reference,you just need to pay the shipping cost.
FAQ:
1)Q:Are you a Trading company or a Manufacturer?
A: We are an Industry&Trade Company .
2) Q:What's your product range?
A:Â Â Our product range includes screws, nuts, knobs, bolts, washers, rivet, anchor and CNC parts. We strictly implement various quality standards like GB, ISO, DIN, JIS, AISI NFE and BSW.Non-standard products also accepted.
3) Q:Why should IÂ choose you? What's your advantages? Industries you are serving?
A: We are a professional manufacturer and have 9 years production and management experience in the field of fasteners .
We can provide our customers with a good solution in the area of production design, production process,packaging and after-sale service.Customer satisfaction is our sole pursuit.
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4) Q:Which industry field are your product is suitable used in ?
A:Our products are  widely use in machine assembling, electronics, constructional engineering furniture cabinets, etc.
Customer Service
· 1. No question refund within 3 days.Â
· 2. Well trained and experienced staffs at your service.Â
· 3. Short lead time.Â
· 4. International standard matched
· 5. Non-standard / standard / OEM / ODM / customized service provided.Â
· 6. Small Quantity available.Â
· 7. Designed in accordance with customers' request.Â
· 8. Packed and delivered by customers' requirement.
Any more questions or demands, pls feel free to contact me!
1. Heat exchange pipe: Pipe used to transfer heat, usually made of metal materials, such as copper, stainless steel, etc.
2. Heat exchange surface: A surface used to transfer heat, usually consisting of metal sheets or pipes. The greater the surface area, the higher the heat transfer efficiency.
3. Housing: Housing, usually made of metal or plastic, used to secure heat exchange pipes and surfaces.
4. Seals: Seals used to prevent media leakage, usually made of rubber or silicone rubber.
5. Support: A support used to support a heat exchanger, usually made of steel or cast iron.
6. Import and export pipes: pipes used for medium entry and exit, usually made of metal or plastic.
7. Cleaning hole: A hole used to clean the inside of the heat exchanger, usually located on the upper or side of the heat exchanger.
8. Insulation layer: Insulation layer used to keep the temperature of the heat exchanger stable, usually made of glass wool or polyurethane foam.