We are an expert manufacturer for all standards of flanges, special flanges and forging parts. The annual output is 1000 tons of flanges per month.
supply GOST12820-80 PLATE FLANGE, PLAIN FLANGE, FLAT FLANGE, Raised Face Flange, monthly output 3000Ton:
GOST 12820-80 Flange, GOST 12820-80 Slip-On Flange Hebei Jimeng Highstrength Flange-tubes Group Co.,Ltd. , http://www.jimengflange.com
Rock Drilling Technology Leading
Standards & Types:
1) GOST12820-80 PN6, PN0.6MPA, DN15-DN1200, PLATE FLANGE, FLAT FLANGE, PLAIN FLANGE, SLIP ON FLANGE, 20# steel, CT20 Steel.
2) GOST12820-80 PN10, PN1.0MPA, DN15-DN1200, PLATE FLANGE, FLAT FLANGE, PLAIN FLANGE, SLIP ON FLANGE, 20# steel, CT20 Steel.
3) GOST12820-80 PN16, PN1.6MPA, DN15-DN1200, PLATE FLANGE, FLAT FLANGE, PLAIN FLANGE, SLIP ON FLANGE, 20# steel, CT20 Steel.
4) GOST12820-80 PN25, PN2.5MPA, DN15-DN1200, PLATE FLANGE, FLAT FLANGE, PLAIN FLANGE, SLIP ON FLANGE, 20# steel, CT20 Steel.
5) GOST12820-80 PN40, PN4.0MPA, DN15-DN1200, PLATE FLANGE, FLAT FLANGE, PLAIN FLANGE, SLIP ON FLANGE, 20# steel, CT20 Steel.