description
1.design confirms to: din3352
2.flanged drilled confirms to din2501
3.test & inspection:din3230
4.normal pressure:1.0mpa, 1.6mpa, 2.5mpa
5.suitable medium: water and neutral liquid.
6.working temperature: nbr≤80℃,epdm≤120℃
7. operator : hand wheel, nut, extension stem, gear operator
material list
no. part material
1 body ggg40/ggg50
2 wedge ggg40/ggg50/nbr/epdm
3 stem nut brass/bronze/59-1/cz132/5-5-5
4 stem 2cr13/420/304
5 bonnet ggg40/ggg50
6 gland brass 59-1
7 hand wheel ggg40/ggg50
相关产品:gate , valve , cast , iron , valve , gate , valve , DIN , DIN , F4 , F5
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