Door hardware & access control

Knobsets & deadbolts

Grade 2 cylindrical and tubular knobsets and Grade 1 – 3 deadbolts, including indicator deadbolts – for offices, apartments, modular and site buildings.

United States Australia / NZ Europe

Request a quotation Specifications

Deadbolt – thumbturn side.

Grade 2 tubular knobset.

Grade 2 cylindrical & tubular knobs
Grade 1 · 2 · 3 deadbolts
Indicator deadbolt option
Keyed or electronic keypad knob
Single or double cylinder
Keyed to the master system

Range

Knobs and deadbolts
Grade	Type	Duty	Notes
Grade 2	Cylindrical knob	Heavy duty	Full commercial functions
Grade 2	Tubular knob (keyed or electronic)	Commercial duty	Light commercial and modular
Grade 1	Tubular deadbolt	Maximum duty	Exterior and high-security doors
Grade 2	Tubular deadbolt	Heavy / commercial duty	Single, double cylinder or thumbturn
Grade 2	Indicator deadbolt	Commercial duty	Shows occupied / vacant
Grade 3	Tubular deadbolt	Light commercial	Interior and residential-style

Where knobs still make sense

Levers are required on accessible routes, but knobsets remain common on storerooms, plant rooms and site buildings. Deadbolts add a second, independent bolt on exterior doors – fitted 7¾ in above the lock in WS doors.

Standards and requirements by market

Codes World Steel designs, fabricates and documents this product to – and the key geometric and load requirements in each market.

United States

ANSI/BHMA A156.2Bored and preassembled locks and latches
ICC A117.1 / ADAAccessible operating hardware

Accessible routes: levers required instead of knobs

All United States standards →

Australia / NZ

AS 4145.2Locksets – mechanical locking devices

All Australia & New Zealand standards →

Europe

EN 12209Mechanically operated locks and plates
EN 1906Lever handles and knobs

All Europe standards →

Summary for orientation only – the project specification, the adopted code edition and the authority having jurisdiction govern.

Finishes

Finish	Standards / notes
Finishes	US26D satin chrome, US32D satin stainless, US10B oil-rubbed bronze, AL aluminium (by series)
Keying	Keyed different, keyed alike, master and grand master, construction master; 6-pin C-keyway, popular keyways and small-format interchangeable core (SFIC)