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Chicago Metallic Primary Structure I-profiles

Name: Chicago Metallic Primary Structure I-profiles
Brand: Rockfon

40 mm wide I-shaped profiles for primary constructions

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Specifically designed accessories for fast and safe connections
Available heights from 55 mm up to 120 mm to accommodate various long span distances and load requirements
Ideal for creating primary support where traditional suspension is not possible

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Load Bearing

Chicago Metallic™ Primary Structure I-profiles deflection

	Max. span (mm) - max. deflection = L/300
Axis/axis distance	Max. distance between hangers in mm
	kg/m² of ceiling
	3	4	5	6	7	8	9	10	12	14	16	20	30
600	5000	5000	4600	4400	4100	4000	3800	3700	3500	3300	3100	2900	2500
700	5000	4700	4400	4100	3900	3800	3600	3500	3300	3100	3000	2800	2400
800	5000	4500	4200	4000	3800	3600	3500	3300	3100	3000	2800	2600	2300
900	4800	4400	4000	3800	3600	3500	3300	3200	3000	2900	2700	2500	2000
1000	4600	4200	3900	3700	3500	3300	3200	3100	2900	2800	2600	2400	1800
1200	4400	4000	3700	3500	3300	3100	3000	2900	2700	2600	2500	2200	1500
1300	4200	3900	3600	3400	3200	3000	2900	2800	2700	2500	2400	2100	1400
1400	4100	3800	3500	3300	3100	3000	2900	2800	2600	2500	2400	2000	1300
1500	4000	3700	3400	3200	3000	2900	2800	2700	2500	2400	2200	1800	1200
2000	3700	3300	3100	2900	2800	2600	2500	2400	2200	1900	1700	1400	900

Chicago Metallic™ Primary Structure I-profiles deflection

	Max. span (mm) - max. deflection = L/300
Axis/axis distance	Max. distance between hangers in mm
	kg/m² of ceiling
	3	4	5	6	7	8	9	10	12	14	16	20	30
600	6500	6500	6500	6500	6500	6500	6500	6500	6500	6500	6500	6500	5900
700	6500	6500	6500	6500	6500	6500	6500	6500	6500	6500	6500	6500	5600
800	6500	6500	6500	6500	6500	6500	6500	6500	6500	6500	6500	6200	5400
900	6500	6500	6500	6500	6500	6500	6500	6500	6500	6500	6400	5900	5000
1000	6500	6500	6500	6500	6500	6500	6500	6500	6500	6500	6200	5700	4500
1100	6500	6500	6500	6500	6500	6500	6500	6500	6500	6200	6000	5500	4200
1200	6500	6500	6500	6500	6500	6500	6500	6500	6400	6100	5800	5400	3900
1300	6500	6500	6500	6500	6500	6500	6500	6500	6200	5900	5600	5100	3600
1400	6500	6500	6500	6500	6500	6500	6500	6500	6100	5800	5500	4800	3300
1500	6500	6500	6500	6500	6500	6500	6500	6000	5900	5600	5400	4500	3100
2000	6500	6500	6500	6500	6500	6200	5900	5700	5400	4800	4200	3500	2400

Chicago Metallic™ Primary Structure I-profiles deflection

	Max. span (mm) - max. deflection = L/300
Axis/axis distance	Max. distance between hangers in mm
	kg/m² of ceiling
	3	4	5	6	7	8	9	10	12	14	16	20	30
600	5000	5000	5000	5000	4900	4700	4500	4400	4100	3900	3700	3500	3000
700	5000	5000	5000	4900	4700	4500	4300	4200	3900	3700	3500	3300	2600
800	5000	5000	5000	4700	4500	4300	4100	4000	3700	3500	3400	3100	2300
900	5000	5000	4800	4500	4300	4100	4000	3800	3600	3400	3300	2900	2000
1000	5000	5000	4700	4400	4200	4000	3800	3700	3500	3300	3100	2700	1800
1100	5000	4900	4500	4200	4000	3800	3700	3600	3400	3200	3000	2400	1700
1200	5000	4700	4400	4100	3900	3700	3600	3500	3300	3100	2800	2200	1500
1300	5000	4600	4300	4000	3800	3600	3500	3400	3200	2900	2600	2100	1400
1400	4900	4500	4200	3900	3700	3500	3400	3300	3100	2700	2400	1900	1300
1500	4800	4400	4100	3800	3600	3500	3300	3200	2900	2500	2200	1800	1200
2000	4400	4000	3700	3500	3300	3100	2900	2600	2200	1900	1700	1400	900

Chicago Metallic™ Primary Structure I-profiles deflection

	Max. span (mm) - max. deflection = L/300
Axis/axis distance	Max. distance between hangers in mm
	kg/m² of ceiling
	3	4	5	6	7	8	9	10	12	14	16	20	30
600	5000	5000	5000	5000	5000	5000	5000	5000	5000	4700	4500	4200	2900
700	5000	5000	5000	5000	5000	5000	5000	5000	4700	4500	4300	3700	2500
800	5000	5000	5000	5000	5000	5000	5000	4800	4500	4300	4000	3300	2200
900	5000	5000	5000	5000	5000	5000	4800	4600	4300	4000	3600	2900	2000
1000	5000	5000	5000	5000	5000	4800	4600	4400	4200	3700	3300	2600	1800
1100	5000	5000	5000	5000	4800	4600	4500	4300	3900	3400	3000	2400	1700
1200	5000	5000	5000	5000	4700	4500	4300	4200	3600	3100	2700	2200	1500
1300	5000	5000	5000	4800	4600	4400	4200	3900	3300	2900	2500	2100	1400
1400	5000	5000	5000	4700	4500	4300	4000	3600	3100	2700	2300	1900	1300
1500	5000	5000	4900	4600	4400	4100	3800	3400	2900	2500	2200	1800	1200
2000	5000	4800	4400	4100	3600	3200	2900	2600	2200	1900	1700	1400	900

Corrosion Resistance

Reaction To Fire

Environment

Fully recyclable

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Chicago Metallic™ Primary Structure I-profiles deflection

	Max. span (mm) - max. deflection = L/300
Axis/axis distance	Max. distance between hangers in mm
	kg/m² of ceiling
	3	4	5	6	7	8	9	10	12	14	16	20	30
600	5000	5000	4600	4400	4100	4000	3800	3700	3500	3300	3100	2900	2500
700	5000	4700	4400	4100	3900	3800	3600	3500	3300	3100	3000	2800	2400
800	5000	4500	4200	4000	3800	3600	3500	3300	3100	3000	2800	2600	2300
900	4800	4400	4000	3800	3600	3500	3300	3200	3000	2900	2700	2500	2000
1000	4600	4200	3900	3700	3500	3300	3200	3100	2900	2800	2600	2400	1800
1200	4400	4000	3700	3500	3300	3100	3000	2900	2700	2600	2500	2200	1500
1300	4200	3900	3600	3400	3200	3000	2900	2800	2700	2500	2400	2100	1400
1400	4100	3800	3500	3300	3100	3000	2900	2800	2600	2500	2400	2000	1300
1500	4000	3700	3400	3200	3000	2900	2800	2700	2500	2400	2200	1800	1200
2000	3700	3300	3100	2900	2800	2600	2500	2400	2200	1900	1700	1400	900

Chicago Metallic™ Primary Structure I-profiles deflection

	Max. span (mm) - max. deflection = L/300
Axis/axis distance	Max. distance between hangers in mm
	kg/m² of ceiling
	3	4	5	6	7	8	9	10	12	14	16	20	30
600	6500	6500	6500	6500	6500	6500	6500	6500	6500	6500	6500	6500	5900
700	6500	6500	6500	6500	6500	6500	6500	6500	6500	6500	6500	6500	5600
800	6500	6500	6500	6500	6500	6500	6500	6500	6500	6500	6500	6200	5400
900	6500	6500	6500	6500	6500	6500	6500	6500	6500	6500	6400	5900	5000
1000	6500	6500	6500	6500	6500	6500	6500	6500	6500	6500	6200	5700	4500
1100	6500	6500	6500	6500	6500	6500	6500	6500	6500	6200	6000	5500	4200
1200	6500	6500	6500	6500	6500	6500	6500	6500	6400	6100	5800	5400	3900
1300	6500	6500	6500	6500	6500	6500	6500	6500	6200	5900	5600	5100	3600
1400	6500	6500	6500	6500	6500	6500	6500	6500	6100	5800	5500	4800	3300
1500	6500	6500	6500	6500	6500	6500	6500	6000	5900	5600	5400	4500	3100
2000	6500	6500	6500	6500	6500	6200	5900	5700	5400	4800	4200	3500	2400

Chicago Metallic™ Primary Structure I-profiles deflection

	Max. span (mm) - max. deflection = L/300
Axis/axis distance	Max. distance between hangers in mm
	kg/m² of ceiling
	3	4	5	6	7	8	9	10	12	14	16	20	30
600	5000	5000	5000	5000	4900	4700	4500	4400	4100	3900	3700	3500	3000
700	5000	5000	5000	4900	4700	4500	4300	4200	3900	3700	3500	3300	2600
800	5000	5000	5000	4700	4500	4300	4100	4000	3700	3500	3400	3100	2300
900	5000	5000	4800	4500	4300	4100	4000	3800	3600	3400	3300	2900	2000
1000	5000	5000	4700	4400	4200	4000	3800	3700	3500	3300	3100	2700	1800
1100	5000	4900	4500	4200	4000	3800	3700	3600	3400	3200	3000	2400	1700
1200	5000	4700	4400	4100	3900	3700	3600	3500	3300	3100	2800	2200	1500
1300	5000	4600	4300	4000	3800	3600	3500	3400	3200	2900	2600	2100	1400
1400	4900	4500	4200	3900	3700	3500	3400	3300	3100	2700	2400	1900	1300
1500	4800	4400	4100	3800	3600	3500	3300	3200	2900	2500	2200	1800	1200
2000	4400	4000	3700	3500	3300	3100	2900	2600	2200	1900	1700	1400	900

Chicago Metallic™ Primary Structure I-profiles deflection

	Max. span (mm) - max. deflection = L/300
Axis/axis distance	Max. distance between hangers in mm
	kg/m² of ceiling
	3	4	5	6	7	8	9	10	12	14	16	20	30
600	5000	5000	5000	5000	5000	5000	5000	5000	5000	4700	4500	4200	2900
700	5000	5000	5000	5000	5000	5000	5000	5000	4700	4500	4300	3700	2500
800	5000	5000	5000	5000	5000	5000	5000	4800	4500	4300	4000	3300	2200
900	5000	5000	5000	5000	5000	5000	4800	4600	4300	4000	3600	2900	2000
1000	5000	5000	5000	5000	5000	4800	4600	4400	4200	3700	3300	2600	1800
1100	5000	5000	5000	5000	4800	4600	4500	4300	3900	3400	3000	2400	1700
1200	5000	5000	5000	5000	4700	4500	4300	4200	3600	3100	2700	2200	1500
1300	5000	5000	5000	4800	4600	4400	4200	3900	3300	2900	2500	2100	1400
1400	5000	5000	5000	4700	4500	4300	4000	3600	3100	2700	2300	1900	1300
1500	5000	5000	4900	4600	4400	4100	3800	3400	2900	2500	2200	1800	1200
2000	5000	4800	4400	4100	3600	3200	2900	2600	2200	1900	1700	1400	900

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Main runner

Component		Length	Height	Width	Product number	Colours	Packaging
Main runner
	Primary I-runner 55mm	5000	55	40	I40x55	Galva 00	See Packaging Dimensions
Position of slots and suspension holes Slots: 0 Distance between slots: / 5000 / /
	Primary I-runner 70mm	5000	70	40	I40x70	Galva 00	See Packaging Dimensions
Position of slots and suspension holes Slots: 0 Distance between slots: / 5000 / /
	Primary I-runner 85mm	5000	85	39.8	I40x85	Galva 00	See Packaging Dimensions
Position of slots and suspension holes Slots: 0 Distance between slots: / 5000 / /
	Primary I-runner 120mm	6500	120	40	I40x120	Galva 00	See Packaging Dimensions
Position of slots and suspension holes Slots: 0 Distance between slots: / 6500 / /
	Main runner T24 Click / Hook	3600	38	24	T24 MR CL&HK	Multiple colours	See Packaging Dimensions
Position of slots and suspension holes Slots: 36 Distance between slots: 50 / 100 / 34 x 100 / 50

Accessories

Component		Length	Width	Product number	Packaging
Accessories for long span
	Length coupling for primary I-runner 70mm	150		I40x70 LC	See Packaging Dimensions

	Length coupling for primary I-runner 85mm	150		I40x85 LC	See Packaging Dimensions

	Length coupling for primary I-runner 55mm	150		I40x55 LC	See Packaging Dimensions

	Length coupling for primary I-runner 120mm	250		I40x120 LC	See Packaging Dimensions

	Hanger bracket for primary I-runner 55, 70 and 85 mm			HC I M6 1	See Packaging Dimensions

	Hanger bracket for primary I-runner 100 and 120mm			HC I M6 2	See Packaging Dimensions

	Cross connector for primary I-runner 120mm			I40x120 WC	See Packaging Dimensions

	Holding clamp for primary I-runner 55mm			I40x55 HC	See Packaging Dimensions

	Holding clamp for primary I-runner 70mm			I40x70 HC	See Packaging Dimensions

	Holding clamp for primary I-runner 85 mm			I40X85 HC	See Packaging Dimensions

	Cross connector for primary I-runner 55mm	100	100	I40x55 WC	See Packaging Dimensions

	Cross connector for primary I-runner 70mm	100	100	I40x70 WC	See Packaging Dimensions

	Cross connector for primary I-runner 85mm	100	100	I40x85 WC	See Packaging Dimensions

Suspension clips
	Suspension clip for primary I-runner 55, 70, 85, 100 and 120mm			FC I T/EYE	See Packaging Dimensions