Product Name：Stainless Steel DIN Neck Flat Welding Flange
With neck flange is a special term, divided into with neck flat welding flange and with neck butt welding flange. International standard for pipe flange can be summarized as two different and non-interchangeable pipe flange systems.
Flange material: stainless steel, carbon steel, nickel steel, etc.
The details are as follows: WCB (carbon steel), LCB (low temperature carbon steel), LC3 (3.5% nickel steel), wc5 (1.25% chromium 0.5% molybdenum steel), wc9 (2.25% chromium), C5 (5% chromium 0.5% molybdenum), C12 (9% chromium 1% molybdenum), ca6nm (4 (12% chromium steel), CA15 (4) (12% chromium), CF8M (316 stainless steel), cf8c (347 stainless steel), CF8 (304 stainless steel), CF3 (304L stainless steel), cf3m (316L stainless steel), cn7m (alloy steel), m35-1 (Monel), n7m (Hastelloy b), cw6m (Hastelloy C), cy40 (Inconel), etc.
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