Hangzhou Hitech Petrochemical Equipment Co., Ltd.
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Type of Flange:
Threaded flange, Slip-on welding flange, Welding neck flange, Socket welding flange, High-pressure flangem, Lap joint flange
Standard of Flange:
American Standard Series:
ANSI B 16.5 ANSI B 16.47 API 605 MSS SP44 ANSI B 16.36(ORIFICE FLANG)
German Standard Series:
6bar 2573,2527,2631
10bar 2576,2527,2632
16bar 2543,2527,2633
25bar 2544,2527,2634
40bar 2545,2527,2635
Japanese Standard Series:
KS B1503 JIS B2220 JIS B2238
British Standard Series:
BS 1560 BS 4504 BS-1
Material specifications:
Carbon steel: ASTM A 105,
Low alloy steel: ASTM A 182 Grade F1, F5, F6, F9, F11, F12, F21, F22, F91, F92;
Stainless steel: ASTM A182 304,304H,304L,310,316,316H,316L, F317,F317L, F321,F347;
Dimensions and Rate:
DN15-DN1500
Standard ratings: 150, 300, 400, 600, 900, 1500 and 2500
Type of sealing surface: FF RF RJ M F MF T G TG