What is the V shaped door frame of the security door, the M shaped door frame, and the R shaped door

Summary. Hello, use a two-millimeter-thick wire, bend a small bend in front, and then slowly send the wire to the bottom of the door frame. Rotate the wire on the outside so that the front end rotates at the bottom to find and hang the keyring. >>>More

The solution is to increase the thickness of the leather strip, replace the thicker sealing strip, make the façade and the door frame tight, and push the door leaf outward.

Door type Main shape Features Main use Casement type Usually we see the flat plate type Simple workmanship and low price General family Fence type with fence ventilation, you can also see the opposite side in the building walkway Folding type Three or four plates can be folded switch square to facilitate the entry and exit of vehicles and furniture Commercial shop Surface material classification and its advantages and disadvantages Material Advantages Disadvantages Applicable location Common brand Price Steel Low price Simple process Single color Resident family Good neighbor, Xingyueshen, Buyang, Panpan, Spring, Xinduo, Jiujiufu, Jingjing, Xingshifa, Brelley, etc About 1000 (accounting for more than 90% of the total market) Steel & Wood Diverse colors and reasonable prices The surface is easy to fade if it is not treated well Resident Families Qunsheng, Xingyueshen, Wang Li, Haoerlang, Xinduo, Jiujiufu, Jingjing, etc. About 1500 Aluminum alloy High hardness, not easy to fade, gorgeous appearance with a sense of brilliance The process is cumbersome and demanding, and the rigidity will be insufficient if it is not handled properly Resident Families LPSK, Panpan Around 2000 Stainless steel Durable, durable, and safe Mainly silver and white, monotonous in color, If there is a bruise or welding defect is obvious, Residential families, villas, institutions Buyang, Wang Li, Panpan, Haoerlang, Jiujiufu, Jingjing, about 2000 (high price of stainless steel plates) Color stainless steel has a beautiful appearance, a variety of colors, good applicability, durable, faded, high safety, cumbersome process, extremely high requirements, high prices, etc. Brelley 2000-5000 copper Solid, safe, fireproof, anti-corrosion, majestic High price Banks and other financial institutions, villas, etc. Shanghai Songyan Yongkang Xinzhou Xingyueshen about 5000 (there are also tens of thousands of yuan) Cast aluminum plate carving Solid, anti-corrosion, high hardness, three-dimensional pattern in appearance, gold and brilliance, highlighting the identity of the owner The process is cumbersome and the requirements are extremely high, and the price is high Banks, high-end apartments, villas, etc. Shanghai Shengwanuo, Shenzhen Sinosteel 5000-12000

If you are in a hurry, you can cut it off with a hand mill, and then find someone to change the lock, and if you are not in a hurry, you will find someone to see it tomorrow

No, the two belong to different enterprises, there is no affiliation, and there is no common outsourcing factory! However, products with low technology content such as door handles have a high degree of similarity, and people with a little hands-on ability can use them with a little modification!