Welding Neck Flange

PŘÍRUBY KRKOVÉ PŘÍRUBY ANSI B 16.9 - Welding Neck Flange 1.4301, 1.4404, 1.4541, 1.4571 forged flanges VPreÝROBNÍ PROGRAM: DN 10 - 4000 PN 2,5 - 400 bar NORMY: ČSN 131229 - 39 ( stará ČSN ) ČSN 131160 typ 11 EN 1092-1, typ 11 ANSI B 16.9 - Welding Neck Flange DIN 2627 - 2638 JAKOST: tř. 11 ( 11416.1, P245GH, P250GH, A105, C22.8 ... ) tř. 15 ( 15128.5, 16Mo3, 13CrMo4-5, 10CrMo9-10 ... ) tř. 17 ( 1.4301, 1.4404, 1.4541, 1.4571 ... ) Standard ANSI, ASME, DIN, BS, JIS, GB, ISO

X12Ni5 welding neck flanges (1.5680) offer excellent low-temperature impact resistance, with mechanical properties certified to EN 10222-3 standards. These forged wn flanges provide superior durability and performance in demanding pressure applications.

X8Ni9 (1.5662) welding neck flanges made from nickel alloy steel with exceptional low-temperature impact resistance. Certified to EN 10222-3, EN 10028-4, and EN 10269 standards, these forged flanges maintain high mechanical properties from +20°C down to -196°C.

P275NH welding neck flanges (1.0487) are EN1092-1 Type 01 forged steel flanges made from non-alloy elevated temperature quality steel per EN 10028-3. They offer excellent mechanical properties including tensile strength up to 510 MPa, yield strength from 215-275 MPa, and high impact energy for reliable performance in pressure applications.

12CrMo9-10 (1.7375) welding neck flanges are EN 10028-2 certified alloy steel forged flanges with RF/FF faces. Featuring 540-690 MPa tensile strength, 355 MPa yield strength, and excellent impact resistance, these durable flanges are ideal for high-pressure applications.

P275NL1 (1.0488) welding neck flanges made from non-alloy low temperature quality steel. Certified to EN 10028-3 and EN1092-1 standards, offering excellent mechanical properties including high tensile strength and impact resistance at low temperatures.

SPECIAL FLANGE TUBE SHEET FOR HEAT EXCHANGERS Ø1270 mm Thickness 148 mm Material A182 F316L. Certified to ASTM A182/A240 & ASME SA182/SA240 standards with EN 10204/3.1B test certificates. Suitable for bitumen upgraders, heavy oil refineries, nuclear power, petrochemicals, and acid applications.

SPECIAL FLANGE 36”600 REINFORCED LWN RF L=697mm WITH PAD CONNECTION made from A350 LF2 CL.1 carbon steel. Features moderate strength, impact toughness, and suitability for cold temperature service. Compliant with ASME B16.5 and EN1092 standards, with good machinability and weldability.

S355J2H (1.0576) welding neck flanges made from fine grain steel. Features include high tensile strength (470-630 MPa), excellent impact resistance (27J at -20°C), and compliance with EN 10210-1/EN 10219-1 standards for structural applications.