1. Door type Anti-theft security doors can be divided into three types: flat-open anti-theft security doors, fence-type anti-theft security doors and fence-type folding doors according to their different structures. But at present, the main use of residential as a door is the flat-open anti-theft security door, the fence-type anti-theft security door is mainly used in conjunction with the building intercom electronic control system products, as a building or residential walkway building intercom door. Sliding doors are mainly used in small commercial shops. For ordinary consumers, residents' anti-theft security doors are mainly flat-open anti-theft security doors. The swing door is the most demanded security door in the market. Some standards call this door a household door or an entry door, indicating that this is a door that distinguishes between indoor and outdoor. Therefore, in addition to anti-theft, it also involves many aspects of thermal insulation, sound insulation, aesthetics and so on. The swing door can be divided into ordinary swing door, middle door, son-mother door and composite door. A common swing door is a closed door that is opened by a single leaf. The door in the door has the advantages of a fence door and a swing door. The part of the outer door is a fence door. There is a small door behind the fence door. The small door can be used for ventilation of the fence door. The small door can be closed as a swing door. The role. Son-mother doors are generally used in homes with large door frames for households, which ensures convenient access at ordinary times and allows large furniture to be easily moved in. The compound door is also called a frame and two doors, the front door is a fence door, and the rear door is a closed swing door. 2. Security level Anti-theft security doors can be divided into A-level, B-level and C-level anti-theft security doors according to their security level. Among them, C-level anti-theft performance is the highest, B-level is second, A-level is the lowest. Safety gate, it is more suitable for general residents to use. 3. Material Anti-theft doors are mainly divided into five types in terms of materials: steel, steel-wood structure, stainless steel, aluminum alloy and copper. They have their own characteristics in quality and performance, and their natural prices are also different. Steel anti-theft door: It can be said that it is the most seen on the market and the most used by the common people. Most anti-theft doors familiar to the people belong to this series. This type of door is cheap and reasonable, and its sales account for more than 90% of the total market sales. The disadvantage of this kind of door is that the exterior lines are hard and it is difficult to integrate with modern interior decoration. Steel-wood door: It is a kind of door that can be matched with interior decoration. Generally, it can be requested by the user. The anti-theft performance is achieved by the middle steel plate. The manufacturer can choose different colors, wood, lines and patterns according to user requirements. It is no longer as cold and uncoordinated as a steel door. Therefore, its price is more expensive than steel security doors. Aluminum alloy anti-theft door: The aluminum alloy material used for this door is different from the ordinary aluminum alloy doors and windows we have seen. It has higher hardness and bright color. It is decorated with patterns and patterns to give people a golden and brilliant feeling. It is a mid-range anti-theft door. Because this door is not easy to fade, it also has a certain consumer group. Stainless steel security door: Stainless steel security door is durable and more secure. At present, the stainless steel anti-theft doors in the market are too monotonous in color, basically silver-white. This color makes people feel stiff, and it is not easy to coordinate with the room door and the surrounding environment. obvious. Due to the price factor of stainless steel itself, its price positioning is also relatively high. Copper anti-theft door: Most of the copper anti-theft doors combine the traditional anti-theft and home doors into one, with advanced styles, and good performance in fire protection, anti-corrosion, anti-pry and dust prevention. In terms of materials, copper security doors are the best, and in terms of price, they are also the most expensive. The basic prices that can be seen on the market are around 5,000 yuan, and the most expensive can be tens of thousands. It is mainly used for financial institutions such as banks or high-end residential villas.
Reducing Tee: branch pipe outside diameter is different with main pipe outside diameters. forming process:Hydroforming, hot pressing, cold forming,According to Pressure and thickness: Sch5s, Sch10s, Sch10, Sch20, Sch30, Sch40s, STD, Sch40, Sch60, Sch80s, XS,Sch100,Sch120,Sch160,XXS;
Reducing Tee Reducing Tee,Tee Reducing,Stainless Steel Pipe Fittings ,Steel Reducing Tee CANGZHOU HAOYUAN PIPE FITTINGS MFG CO.,LTD , https://www.pipefitting-china.com
Product Name:Reducing Tee
Size:DN10-DN2500
Materials: A234 WBP-WP1-WP12-WP11, A403 WP 304-304L-316-316L, A402 WPL3-WPL 6,A860 WPHY 42-46-52-60-65-70,PG370,C20
Thickness: 2mm-100mm
Standard:GB/ANSI/ GOST/ JIS/ DIN
Crafts: Cold extrusion, Thermoforming
Connection: Welding
Package: Wooden boxes,Wooden pallets,According to customer requirements.
Brand Name: HY
Place of Origin: China (Mainland)
Certification: ISO.UKS.SGS.BV
Application: Chemical, Water, Oil and gas, Electricity