Black Interior Door Handles With Lock

1. Installation specifications
Door body requirements
Door thickness range: 35-55mm (special specifications can be customized)
Opening size: handle hole φ25±0.5mm, lock body hole processed according to template
Door margin: ≥65mm (standard door)

Installation points
Use a special positioning template to ensure accurate hole position
The gap between the lock body and the door frame is controlled at 0.5-1mm
Screw tightening torque 2.5-3N·m (overtightening affects transmission)

20 Maintenance
Daily maintenance
Monthly lubrication: use graphite powder or special lock lubricant
Cleaning cycle: quarterly wipe (neutral detergent)
Inspection focus: handle looseness, lock tongue extension and retraction smoothness
Troubleshooting
Key insertion difficulty: check the lock core foreign matter or pin reset
Handle droop: adjust the fixing screw or replace the reset spring
Anti-locking is not smooth: lubricate the square tongue track or correct the position of the lock plate.

Black interior door handles with lock Product Data：

Material：aluminium oxide

Lock body：50

Fittings：Install the panel lock body

Size of handle：150*50*65

Material of lock body：galvanized plate
Size of lock body：50

Deadbolt：SUS201

Square steel：1

Square circle：Iron, aluminum, steel

Single gross weight：860g

The Black interior door handles with lock is very popular, with good production and quality. If you are interested in this product, please contact us and we will reply to you as quickly as possible to answer your questions.

FAQ：

Q:What certificate you have?

A:We have CE and UL certificate, all our product design follow up the international standard, such as the EN/CE, UL, ANSI standard.

Q : Do you accept OEM or ODM?

A: Yes, We are professional in OEM and ODM. now , Cooperating with famous brands for OEM & ODM.

Q:Do you have quality system?

A:Yes, we have. We have set up our quality system and well controlled our production quality as per the instructions and requirements in it and well-control each procedure throughout the mass-production.

Q: What's the stainless steel Grade you are working now?

A: We are working mostly in SUS304, some items can be SUS201 as well.

Q: Could you send me sample before I place an order?

A: Yes, offer 3 pcs free samples for your evaluation, you provide the Courier account for freight collect.

Q: Are your company factory or trading company?

A: We are a SGS Audit factory, over 17 years manufacturing experience in Lock.

Q:What is your payment terms ?

A:T/T, D/P, Western Union, L/C

Q: How can I get the latest prices?

A: Send requirements to us by mail or calling , we will reply you in 24 hours. D&D offer not only door hardware product but also Door Opening Solution.

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