1) Standard: ANSI/ API/JIS/DIN//BS
2) Material: Carbon Steel, Stainless Steel, Alloy Steel
3) Type: BL/TH/SW/WN/LJ/SO
4) Raced face: RF, FM, TG, RJ, FF
5) Nominal Size: Up to 2,500mm
7) Special design availabable
Standard and Technical Parameter of Flanges
Country Standard |
Standard Code |
Type |
Normical Pipe Size |
Pressure Rating |
American Standard Flange Series |
ANSI B16.5 |
WN,SW,SO,BL,
THR,LJ,RTJ |
1/2"-24" |
>CLASS 150,300,400,600,900,1500,2500 |
ANSI B16.47 Series A (or MSS SP-44) |
WN,BL |
26"-60" |
CLASS 150,300,400,600,900 |
ANSI B16.47 Series B (or API 605) |
WN,BL |
26"-60" |
CLASS 75,150,300,400,600,900 |
BS 3293 |
WN,SO |
26"-48" |
CLASS 150,300,400,600 |
ANSI B16.36 ORIFICE FLANGE |
WN,SO,THR,RTJ |
1/2"-24" |
CLASS 300,400,600,900,1500,2500 |
ANSI B16.5 |
LWN |
1/2"-24" |
CLASS 150,300,400,600,900,1500,2500 |
AWWA C207 FLANGE |
Ring(hub)Flange |
3"-144" |
CLASS B,D,E,F |
British Standard |
BS 4504 |
WN,SO,PL,BL |
DN10-DN2000 |
PN 6,10,16,25,40 |
German Standard Flange Series |
DIN 2573,2576, |
PL |
DN10-DN500 |
PN 6,10,16,25,40 |
DIN 2527 |
BL |
DN10-DN500 |
PN 6,10,16,25,40 |
DIN 2631,2632,2633,2634,2635 |
WN |
DN10-DN500 |
PN 6,10,16,25,40 |
DIN 2566 |
THR |
DN10-DN500 |
PN 6,10,16,25,40 |
Japanese/Korean Standard Flange |
JIS B2220/KS B 1503 |
PL |
DN10-DN400 |
5K |
JIS B2220/KS B 1503 |
SO |
DN450-DN1000 |
5K |
JIS B2220/KS B 1503 |
PL |
DN10-DN225 |
10K |
JIS B2220/KS B 1503 |
SO |
DN250-DN1000 |
10K |
JIS B2220/KS B 1503 |
SO |
DN10-DN1200 |
16K,20K,30K |
JIS B2220/KS B 1503 |
WN |
DN15-DN400 |
30K |
European Standard |
EN1092-1 |
WN,SO,BL,PL |
DN10-DN4000 |
PN 2.5, 6,10,16,25,40,63,100,160,250,320,400 |
Russian Standard |
GOST 12820-80 |
WN,SO |
DN10-DN1200 |
PN 6,10,16,25,40,63 |
Italian Standard
Flange Series |
UNI 6082-67, UNI 2276-67, UNI 2277-67 |
PL |
DN10-DN2000 |
PN 2.5, 6,10 |
UNI 6083-67, UNI 6084-67, UNI 2278-67 |
PL |
DN10-DN2000 |
PN 16,25,40 |
UNI 2280-67, UNI 2281-67, UNI 2282-67 |
WN |
DN10-DN2000 |
PN 6,10,16 |
UNI 2283-67, UNI 2284(2285,2286)-67 |
WN |
DN10-DN1000 |
PN 25,40,64,100 |
UNI 6085-67, UNI6086-67 |
WN |
DN10-DN300 |
PN 160,250 |
UNI 6091(6092,6093,6094,6095)-67 |
BL |
DN10-DN2000 |
PN 6,10,16,25,40 |
UNI 6096(6097,6098,6099)-67 |
BL |
DN10-DN700 |
PN 64,100,160,250 |
UNI 2289(2290,2291,2292,2293)-67 |
Flangia,collare |
DN50-DN1000 |
PN 6,10,16,25,40 |
UNI 6088(6089,6090,2299,2300)-67 |
Flangia libera,
Anello |
DN10-DN1000 |
PN 6,10,16,25,40 |
UNI 2253(2254,2255,2256,2257)-67 |
SO |
DN10-DN150 |
PN 6,16,40,64,100 |
Flange Material Specification |
Carbon Steel |
ASTM A105, ASTM A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2 |
Stainless Steel |
ASTM A 182 F 304/ 304L , F316/ 316L , F316H, F310, F321, F44 (UNS S31254) |
Alloy Steel |
ASTM A 182 F 1, F 5a , F9, F11, F12, F22, F91 |
Function
The products are applied to pipes' connection in water, electricity, petrochemical industry, nuclear power, medicine etc.
According to different requirements of clients, we are able to design and process qualified products.
Chemical Content of Main Materials
Chemical Requirements(Composition,%,max) |
Material Symbol |
C |
Mn |
P |
S |
Si |
Ni |
Cr |
Mo |
Cu |
V |
Co |
ASTM A105 |
0.35 |
0.60-1.05 |
0.035 |
0.040 |
0.10-0.35 |
0.40 |
0.30 |
0.12 |
0.40 |
0.08 |
_ |
ASTM A350 LF2 |
0.30 |
0.60-1.35 |
0.035 |
0.040 |
0.15-0.30 |
0.40 |
0.30 |
0.12 |
0.40 |
0.08 |
0.02 |
ASTM A 182 F 304 |
0.08 |
2.00 |
0.045 |
0.030 |
1.00 |
8.0-11.0 |
18.0-20.0 |
_ |
_ |
_ |
_ |
ASTMA 182 F 304L |
0.03 |
2.00 |
0.045 |
0.030 |
1.00 |
8.0-13.0 |
18.0-20.0 |
_ |
_ |
_ |
_ |
ASTM A 182 F 316 |
0.08 |
2.00 |
0.045 |
0.030 |
1.00 |
10.0-14.0 |
16.0-18.0 |
2.00-3.00 |
_ |
_ |
_ |
ASTMA 182 F 316L |
0.03 |
2.00 |
0.045 |
0.030 |
1.00 |
10.0-15.0 |
16.0-18.0 |
2.00-3.00 |
_ |
_ |
_ |
ASTM A 182 F 321 |
0.08 |
2.00 |
0.045 |
0.030 |
1.00 |
9.0-12.0 |
17.0-19.0 |
_ |
_ |
_ |
_ |
|
