BSI Standard Fabric Types

Square Fabric - Longitudinal Bars
Fabric Reference	Nominal Bar Size (mm)	Pitch (mm)	Area (mm2/m)	Mass (kg/m2)
A393	10	200	393	6.16
A252	8	200	252	3.95
A193	7	200	193	3.02
A142	6	200	142	2.22

Square Fabric - Cross Bars
Fabric Reference	Nominal Bar Size (mm)	Pitch (mm)	Area (mm2/m)	Mass (kg/m2)
A393	10	200	393	6.16
A252	8	200	252	3.95
A193	7	200	193	3.02
A142	6	200	142	2.22

Structural Fabric - Longitudinal Bars
Fabric Reference	Nominal Bar Size (mm)	Pitch (mm)	Area (mm2/m)	Mass (kg/m2)
B1131	12	100	1131	10.9
B785	10	100	785	8.14
B503	8	100	503	5.93
B385	7	100	385	4.53
B283	6	100	283	3.73

Structural Fabric - Cross Bars
Fabric Reference	Nominal Bar Size (mm)	Pitch (mm)	Area (mm2/m)	Mass (kg/m2)
B1131	8	200	252	10.9
B785	8	200	252	8.14
B503	8	200	252	5.93
B385	7	200	193	4.53
B283	7	200	193	3.73

Long Fabric - Longitudinal Bars
Fabric Reference	Nominal Bar Size (mm)	Pitch (mm)	Area (mm2/m)	Mass (kg/m2)
C785	10	100	785	6.72
C636	9	100	636	5.55
C503	8	100	503	4.51
C385	7	100	385	3.58
C283	6	100	283	2.78

Long Fabric - Cross Bars
Fabric Reference	Nominal Bar Size (mm)	Pitch (mm)	Area (mm2/m)	Mass (kg/m2)
C785	6	400	70.8	6.72
C636	6	400	70.8	5.55
C503	6	400	49	4.51
C385	6	400	49	3.58
C283	6	400	49	2.78

Wrapping Fabric - Longitudinal bars
Fabric Reference	Nominal Bar Size (mm)	Pitch (mm)	Area (mm2/m)	Mass (kg/m2)
D98	5	200	98	1.54
D49	2.5	100	49	0.77

Wrapping Fabric
Fabric Reference	Nominal Bar Size (mm)	Pitch (mm)	Area (mm2/m)	Mass (kg/m2)
D98	5	200	98	1.54
D49	2.5	100	49	0.77