Name Material Specification
1.Body Ductile Iron GGG50 ASTM A536
2.Wedge Ductile Iron + NBR ASTM A536 +NBR
Ductile Iron + EPDM ASTM A536 +EPDM
3.Wedge Nut Brass Brass ASTM B16
4.Stem Stainless Steel 20 Cr 13 SS416
5..Bonnet Gasket EPDM/NBR EPDM/NBR EPDM/NBR
6.Bonnet Ductile Iron GGG50 ASTM A536
7.O Ring EPDM/NBR EPDM/NBR EPDM/NBR
8.Guide Bushing Nylon Nylon Nylon
9.Circlip Stainless Steel
10.Stem Collar Brass Brass ASTM B16
11.Gland Flange Ductile Iron GGG50 ASTM A536
12. Dustproof Ring EPDM/NBR EPDM/NBR EPDM/NBR
13.Handwheel Ductile Iron GGG50 ASTM A536
14. Stem Nut Mn-Brass Brass ASTM B16