Elbow (90 ° , 45 ° , 180 ° ) Manufacturing Standards ASME / ANSI B16.9, B16.28 DIN2605 GB12459 (seamless), GB / T13401 (welding) SH3408 HG21635 (Seamless), SH3409 HG23631 (welding) Type Equal (1.0D, 1.5D, 3D, 5D, 8D, 10D...), non-standard with straight edges, reducing elbow, elbow with stand, 180 ° Elbow with elbow lateral mouth, dual branch pipe elbow, elbow, etc. Shrimp Wall thickness From SCH 5 to SCH 160 (SCH55 ~ SCH160S) Materials Q235A, Q235B, 20, 16Mn, 12CrMo, 15Cr5Mo, Cr5Mo, 12Cr1MoV, O6Cr19Ni10 (instead 0Cr18Ni9), 00Cr19Ni10, 0Cr18Ni9Ti, 1Cr18Ni9Ti, 0Cr18Ni12Mo2Ti, 022Cr19Ni10 (Instead 00Cr19Ni10), 022Cr17Ni12Mo2 (instead 00Cr17Ni14Mo2), 06Cr18Ni11Ti (instead 0Cr18Ni10Ti) ASTM 403-WP304, WP304L, WP304H, WP316, WP316L, WP321, WP321H, WP347, WP347H, WP317, WP317L, WP316H, WP310S (2520), WP316 / 316L, WP304 / 304L ASTM A420-WPL6, WPL3 ASTM A234-WPB, WP5, WP9, WP11, WP22, WP91 ASTM A815-S31803 (2205) ASTM A860 (MSS SP-75) WPHY42, WPHY46, WPHY52, WPHY60, WPHY65, WPHY70 ASTM B366-WP1925N, WP904L (N08904), WPNC11, WPNIC, WPHC276, WPNC, N04400 (Monel 400), N06600 (Inconel 600), N10276 (HASTELLOY C-276) 1.4301, 1.4307, 1.4401, 1.4404 (1.4571 (Ti)), 1.4541, 1.4541 (1.4878), 1.4541, 1.4541 (1.4878), 1.4550, 1.4550 (1.4912) 1.4462 1.7335 (13CrMo45), 1.7380 (10CrMo910), 1.7362 1.4529, 1.4539, 1.4959, 1.4876, 2.4819, 2.4360 Size Seamless from DN 15 to DN 700 1/2 "~ 28" Welding from DN 15 to DN 3000 to produce the maximum range ≤ DN3000 1/2 "~ 120" Produce the maximum range ≤ 120 "Raw materials Seamless pipe, welded pipe (SS), plate welding, forging (high pressure) Production process Squeezing, pressing, cold, machining, bending, welding, heat treatment