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CE conformity mark
Manufacturers details	Year marking was affixed	European standard number	Product description
AnyCo Ltd, PO Box Po Box 21 B-1050	03	EN 10255	Steel tubes for use in installations for the distribution of aqueous liquids, gas and fuel
Information on regulated characteristics
Reaction to fire	Minimum spec	Durability	Dimensions	Leak tightness
Euroclass A1	195 MPa	Uncoated	26,9 x 2.6 mm (not relevant)	Tight

Comparison of OD, DN and R and wall thickness for BS 1387 and EN 10255 types and series
Specified outside diameter (D) EN10255 (mm)	Equivalent nominal diameter (DN) BS1387 (mm)	Thread designation (R) EN10255 & BS1387	EN10255 Type L (mm)	EN10255 Type L1 (mm)	EN10255 Type L2 & BS1387L (mm)	EN10255 Series M (mm)		BS1387 M (mm)	EN10255 Series H (mm)		BS1387 H (mm)
10.2	6	1/8	–	–	–	2.00		–	2.60		–
13.5	8	¼	2.00	2.00	1.80		2.30			2.90
17.2	10	3/8	2.00	2.00	1.80		2.30			2.90
21.3	15	½	2.30	2.30	2.00		2.60			3.20
26.9	20	¾	2.30	2.30	2.30		2.60			3.20
33.7	25	1	2.90	2.90	2.60		3.20			4.00
42.4	32	1 ¼	2.90	2.90	2.60		3.20			4.00
48.3	40	1 ½	2.90	2.90	2.90		3.20			4.00
60.3	50	2	3.20	3.20	2.90		3.60			4.50
76.1	65	2 ½	3.20	3.20	3.20		3.60			4.50
88.9	80	3	3.20	3.60	3.20		4.00			5.00
101.6	–	3 ½	3.60	–	–	–		–	–		–
114.3	100	4	3.60	4.00	3.60		4.50			5.40
139.7	125	5	4.50	–	–		5.00			5.40
165.1	150	6	4.50	–	–		5.00			5.40