LAP JOINT FLANGE

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USAGE :
Petroleum,chemical industry,power,ship building,paper making,metallurgy,construction,water supply and sewage work.
Standard:
America:ANSI B16.5,ANSI B16.48,ANSI B16.47,API 590
China:GB9112-88(GB9113.1-88~GB9123.36-88)
Germany:DIN2572,2573,2576,2631,2632,2633,2634,2543,2545.
Japan:JIS B2220-2004,JIS F7806-1996,JIS B2291-1994
Shipbuilding:CB1001-81,CBM1013-81,CBN1018-81,CBT47-1999
Industry standard:JB/T74-1994,JB4700-4707-2000,JB/ZQ4485-4486-1997
Industry standard:HG5010-52~HG5028-58,HGJ44-91~HGJ65-91
International Standard:ISO 7005-1-1992
EU:BS EN 1092-1-2008
Materials:
Carbon steel: ASTM A105, 20#, Q235, 16Mn, ASTM A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2, ASTM A694 F42, F46,F48, F50, F52, F56, F60, F65, F70
Stainless steel: ASTM A182 F304, 304L, F316, 316L, 1Cr18Ni9Ti, 0Cr18Ni9Ti, 321, Materials:
Alloy steel: ASTM A182 F1, F5a, F9, F11, F12, F22, F91, A182F12, A182F11, 16MnR, Cr5Mo, 12Cr1MoV, 15CrMo, 12Cr2Mo1, A335P22 and St45.8/III
Size: 1/2"-100",SCH5-160
Quality control:
Surface:Anti-rust oil, clear lacquer, Black lacquer, Yellow lacquer, hot-dipped Galvanized, electrical galvanized
Connection type
Raised face,flat face,ring type joint,lap-joint face,large male-female,
small male-female,large tongue,groove,small tongue,etc.
Technical: Forged, Casting
Packing: Wooden case
Test: Chemical Component Analysis, Mechanical Properties;Technical Properties; 
Mill Test Certificate: EN 10204/3.1 A/B
 



 

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