供应德标截止阀To supply DIN globe valve

主要零部件main parts and material

阀体body，阀盖bonnet          灰铁grey iron,GG25

阀板disc                              铸钢cast steelA105+2Cr13,灰铁grey iron,GG25​

阀杆stem                             不锈钢stainless steel

体圈seat ring                        不锈钢stainless steel