... & ISO 9001: 2000 & ABS 2) DIN, ANSI, JIS etc. 3) Flange (various materials) 4) Special design available MaterialF304, 304L, F316, F316L ... , F321, 316Ti, 317L, 347, F5, F9, F11, F22, LF2, A105, 1.4541, 1.4571, 1.4404, 1.4307 and P250GH ... ,R.T.J and so onPressure ratings: class150 300 400 600 900 1500 and 2500, PN6 10 16 25 40 64 ... you in the future. price long weld neck stainless steel flange