... Abilities Strict Quality Control Prompt Delivery date We are manufacturer and supplier of free forgings, including forged ring, flange, shafts, tube sheet ... ,GOST,etc. standards. 1. Capacity: Material we do: carbon steel, alloy steel and stainless steel, etc. Max Weight: 35T 2. Process ... /F22/LF2/F1/25CrMo4/42CrMo/17CrNiMo6/347H/304 ASTM DIN high quality Forged Hollows tube, bar,pipe