ShengTai co***ny is a professional steel pipe manufacturer of china ,we can produce bl flange ,we have various size of bl flange and according your request to produce ,if you need this products ,we can provide the best price of bl flange for you. กกกก 1) Type:WN,SO,TH,SW,etc. 2) Material :carbon steel,alloy steel,stainless steel,etc. 3) Standard :GB,ANSI,JIS,DIN,UNI,etc. 4) Pressure ratings::class 150,300,600,900,etc. 5) Size:DN15mm-DN1600mm. our co***ny also produce other kinds of steel pipe ,flange and pipe fittings,we have API,CE,ISO certificate. the products are used for petroleum, chemical ,power, gas, metallurgy, shipbuilding, construction .the Business Manager Hikyuu Welcome you to visit our factory |