Shanghai Aluso manufacture butt weld pipe fittings, forged pipe fittings,steel pipes and flange products more than 30 years,the products according to standard ANSI/ASME, BS,DIN, EN, JIS, GOST and customer’s requirements.
We supply the JIS B2220 flange products in high quality, which contain: JIS B2220 slip on plate flange, JIS B2220 slip on hubbed flange, JIS B2220 blind flange, JIS B2220 weld neck flange, JIS B2220 socket weld flange, JIS B2220 threaded flange, JIS B2220 lap joint flange and JIS B2220 integral flange.
The JIS B2220 socket weld flange pressure can be 5K,10K,16K,20K,30K etc.The JIS B2220 5K socket weld flange dimensions as follows:
JIS B2220 5K socket weld flange nominal size:
We manufacture the JIS B2220 5K socket weld flange in the nominal size from 10A to 80A.
JIS B2220 5K socket weld flange materials:
Shanghai Aluso supply the products with high quality raw materials,the raw materials are supplied by Bao steel group and Shougang steel group which belong to Chinese government. The raw materials as follows:
Carbon Steel:ASTM A105, A181, ASTM A516 GR.60, GR.70,ASTM A694 F42, F46, F52, F56, F60, F65, F70, ST37, ST45.8, C22.8, S2235, S235JRG2, P235GH, P245GH, P250GH, P265GH, P355GH, S355J2, 16Mn, 20Mn, Q235, 20#, CT20, SS400 etc.
Stainless Steel:ASTM A182 F304, F304L, F316, F316L, F321, F321H, F304H, F316H, F347H, 1.4301, 1.4306, 1.4401, 1.4404, 1.4541, 1.4571, SUS304, SUS316 etc.
Alloy Steel:ASTM A350 LF2,CL1/CL2,ASTM A182 F5,F9,F11,F12,F22,F91 etc.
JIS B2220 5K socket weld flange application:
The products are widely used in industry fields,like oil,gas & petrochemical,energy & power plant,chemical industrial,shipbuilding & offshore development etc.
| SW Flange Nom-inal Size | Outside diam-eter of flange | Diam-eter of bolt hole centre circle | Diameter of bolt hole
| Number of bolt | Nominal desig-nation of thread of bolt | Inside diam-eter | Inside diam-eter | Depth of socket | Thick-ness of Flange
| Diam-eter of hub Small diam-eter side | Diam-eter of hub Large diam-eter side | Totle length of flange
| Radius of fillet
|
| A | D | C | h | d0 | d(14) | S | t | a | b | T | r | ||
| 10 15 20 | 75 80 85 | 55 60 65 | 12 12 12 | 4 4 4 | M10 M10 M10 | 17.8 22.2 27.7 | 12.7 16.1 21.6 | 10 10 13 | 9 9 10 | 23 27 33 | 26 30 36 | 13 13 15 | 4 4 4 |
| 25 32 40 | 95 115 120 | 75 90 95 | 12 15 15 | 4 4 4 | M10 M12 M12 | 34.5 43.2 49.1 | 27.6 35.7 41.6 | 13 13 13 | 10 12 12 | 41 50 56 | 44 53 66 | 17 19 20 | 4 4 4 |
| 50 65 80 | 130 155 180 | 105 130 145 | 15 15 19 | 4 4 4 | M12 M12 M16 | 61.1 77.1 90.0 | 52.9 67.9 80.7 | 16 16 16 | 14 14 14 | 69 86 99 | 73 91 105 | 24 27 30 | 4 4 4 |
After more than 30 years development, Shanghai Aluso obtained the recognition from the clients and end users of domestic markets and all over the world.We have world-famous clients,such as Exxon Mobil,Shell,CNPC,SINOPEC,Unilever,Chevron,Pemex,Petrobras,Hyandai etc.