合金钢:LF2/WPL3/WPL6/A/B / X42/X52/X60/X65/X70 WP 11/12/22/5/91 / WPHY 42/52/60/65/70 10CrMo910/13CrMo44/WB36 /STFA22/24/25碳 钢:45.8/A105/A106/A234WPB/STPG42不锈钢:ASTM321/304/304L/316/316L/316Ti/316LMOD S31050/347H产品种类美国/日本/德国及国际标准:ASTM/ANSI B16.9/B16.11/B16.28 ASME B31.1/B31.3 MSS/SP75 DIN JIS ISO 各种型号防腐高压管件尺寸范围1/2〞- 48〞Seamless Pipe Fittings ,1/2" - 72" Seam Pipe Fittings公称壁厚Sch80(3000#),Sch160(6000#),XXS(9000)#