BODY | COVER IS 210 Gr FG 200 | 220 TRIMS 13 Cr MFG STD GENERALLY CONFORMING TO BS 1873 INSP & TEST STD GENERALLY CONFORMING TO BS 6755 ENDS FLANGED TO DIN 2532 HYD-TEST PRESSURE BODY : 213 Psig (15 KgCm ²) SEAT : 142 Psig (10 KgCm ²) SIZE RANGE 15 MM to 200 MM