1) Size: 1/2" - 60" 2) Material: Carbon Steel, Stainless Steel, Alloy Steel ASTM: Carbon Steel: A105, A105N, A350 LF2, A694 F42, F52, F60, F65, F70, C22.8, C21 Stainless Steel: A182 F304, F304L, F316, F316L, F321, F321, F304H, F321H, F347, F347H, F316H Alloy Steel: A182 F1, F11, F12, F22, F5, F9, F91 standard£ºASTM¡¢DIN¡¢JIS¡¢GR.B ASTM£º ANSI B16.5, B16.47A, B16.47B, ANSI B16.36, ANSI B16.48, API590, API605 DIN£ºDIN2527, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2656, DIN2627, DIN2628, DIN2629, DIN2631, DIN2632, DIN2633, DIN2634, DIN2635, DIN2636, DIN2637, DIN2638, DIN2673 |