China Wholesale WN Flange Long Welding Neck Collar Flange Carbon Steel Stainless Steel ANSI DIN JIS EN BS EN1092-1 Type 11 Standard ASME B16.5 Supplier China - Customized Products Wholesale - Shaanxi Fenry
EN-1092-1-Flanges
Weld-neck collar 21.30x2.00 304 | SKS Online
Type 34 Welding neck collars
EN 1092-1 TYPE 04 LOOSE PLATE FLANGE with weld neck collar TYPE 34 -