large diameter flanges

As an agent of many excellent factories concentrate on various flange, we have more than 10 years' professional experience in this field.

Slip on flanges, welding neck flanges, long welding neck flanges, blind flanges, plate flanges, socket welding flanges, threaded flanges, lap joint flanges, orifice flanges, loose plate flanges can be provided by us.

OEM accepted as well, welcome to send drawings to us for customized design!

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large diameter flanges:

Flanges types:

large diameter flanges:

Material:

Carbon steel , Stainless steel, Alloy steel:

A105, A36, Rst37.2, St37.2, C22.8, SA350 LF2/LF1, Q235, Q345, SS400, SF45, S235GRJ2,

304,304L,316,316L

Surface treatment:

Antirust oil, yellow, epoxy coating, nylon surface,hot galvanized,electrical galvanized

Making type:

Forged or casted

Standard:

ANSIB16.5/B16.47/B16.48/B16.36, ASME,MSS SP44, AWWA C207,DIN2527, DIN2566, DIN2573,DIN2576,DIN2641,DIN2642, DIN2655, DIN2656, DIN2627, DIN2628,DIN2629, DIN 2631, DIN2632,DIN2633,DIN2634,DIN2635,DIN2636, DIN2637, DIN2638, DIN2673 BS4504/10, JIS, EN 1092, NF, API590 FIG.8, GB, etc.

Pressure grade:

ASTM B16.5: 150LBS, 300LBS,400LBS, 600LBS, 900LBS, 1500LBS, 2500LBS

DIN: 6Bar, 10Bar, 16Bar, 25Bar, 40Bar

BS4504: PN2.5-PN40

BS10: Table D, E, F, H

JIS: 5K,10K, 16K, 20K, 30K