Q:What brand of doors and windows hardware is better

Solid promise doors and windows hardware, Kennedy these domestic big brands can be

Q:How does the steel-plastic co-firing doors and windows angle?

Low tensile strength, hardware accessories installation node is relatively weak.

Q:What are the international certification of doors and windows hardware?

US AAMA certification, Germany RAL, DIN, and the most authoritative IFT certification, Germany Winker House Hardware is the first through the Ift certified business.

Q:Domestic high-grade doors and windows hardware accessories which brand ah?

Heidi poetry, Bao's, Senying

Q:What is the meaning of the maximum load of doors and windows hardware

But open is not flexible, shaking big, the heat is unreasonable. This is not the result of hardware accessories. Then the real doors and windows hardware accessories should have what kind of function? In addition to meet the physical properties of doors and windows, but also mechanical properties

Q:Doors and windows hardware accessories which

Flat window is the handle, fork, connecting rod, slide or hinge, lock block, limit support, there are some plastic pieces or something. Flat open the door, inside and outside the handle, lock cylinder, lock body, square axis, hinge 3 Oh,

Q:What is the glass door and window hardware? Or only belong to stainless steel

Do not belong to the doors and windows of the hardware, a professional glass point pieces.

Q:Aluminum alloy doors and windows of the C slot and U slot difference?

Install the hardware in different ways, C slot generally with a fork handle, connecting rod through the middle, U slot generally use the square shaft handle, hardware will be fixed with screws. General doors and windows of the aluminum alloy profiles with the C slot, steel profiles with the U slot.

Q:Hehe hardware, Kennedy hardware which is good? Thank you!

Good quality and service to be better! The price is also slightly higher!

Q:Aluminum alloy doors and windows hardware accessories key

Selection of good price is good