Collar (EN Standard)

Forming process: forging; cold pressing; mandril forming

Size range: Seamless, DN15 - DN600(1/2" - 24"); Welded, DN15 - DN1200(1/2" - 48")

Manufacturing standard:

National standard: GB/T12459, GB/T13401, HG/T21635, HG/T21631

American standard: ASME/ANSI B16.9 MSS SP43

Japanese standard: JIS B 2311/2220

German standard: DIN2605/2616/2615/2617

Russian standard: GOST 17375/17376 and so on

Non-standard customized processing drawings are also acceptable

Pressure rating: SCH5S-SCH160; XXS

Material: Stainless steel OCr18Ni9 grade, 0Cr18Ni9Ti, 1Cr18Ni9Ti; 304, 304L, 316, 316L, 316Ti, 317, 317L, 321, 321H; 1.4301, 1.4306, 1.4401, 1.4435, 1.4571, 1.4436, 1.4438, 1.4541; 08X18H10(0X18H10),03X18H11(000X18H11),03X17H14M2(000X17H13M2),08X18H10T(0X18H10T) and so on