Dimension Standards and Sizes: ANSI B16.5 1/2 inch -24 inch CLASS 150-2500
ANSI B16.47 2inch -60 inch CLASS 75-900
API 6A 1-13/16inch-30inch CLASS 2000-20000
AWWA C207 4inch -144inch CLASS B-F
DIN/BS/JIS 10-4000mm PN2.5-40
Materials: carbon steel or stainless steel or Alloy Steel
Facing method: rust preventing oil, spray paint (black, yellow), hot galvanization, cold galvanization or colored electroplate, powder coating and so on.
Varieties: threaded flange, slip-on flange (SO), socket welding flange, lap joint flange (LJF), welding neck flange (WNF), blind flange, orifice flange, reducing flange, pad type flange, loose hubbed flange, welding plate flange, welding neck collar, welding-on collar, loose plate flange, companion flange and so on.
Standards: KS B1502, JIS B2203, KS B1503, JIS B2220, JIS B2216, ANSI 16.5, ANSI B16.36, ANSI B36.1O-ANSI B36.19, ASME B16.47 SER, B(AP1605), ASME B16, 47SER, A(MSS), ASME B16, 47SER, B(API605), AWWA C207, DIN2527, DIN2631, 2632, 2633, 2634, 2635 BS; OR according to customers' drawings and requirements
Material: A105,SS400,304,304L,316,316L,Q235,C22.8,ST37.2,20#,F60,F62,F65,F70,LF2
Usage: connecting pipe line and keep its leakproofness; convenient for replacing pipe line; easy to separate and check the situation of pipe line; easy to seal pipe line
Application area: oil, chemical industry, nuclear power station, food manufacturing, construction, shipbuilding, paper making, medicine and other industries.
