1.尺寸（NPS）：DN15-DN3000,1/2"-120"
2.压力等级（Pressure Rating）：Class150-Class2500，PN10-PN160
3.材质（Material）：
①不锈钢（Stainless Steel）: 31254, 904/L, 347/H, 317/L, 310S, 309, 316Ti, 321/H, 304/L, 304H, 316/L, 316H
②双相钢(DP Steel): UNS S31803, S32205, S32750, S32760 
③特种合金钢（Alloy steel）: N04400, N08800, N08810, N08811, N08825, N08020, N08031, N06600, N06625, N08926, N08031, N10276