... SCH5--SCH40S ANSI B16.9 ISO9001:2008 Titanium and Nickel pipe fittingsProducts:45Deg elbow,90Deg elbow,80Deg return ... flangesGrade:TA1 TA2 Gr.1 Gr.2 NiTypes: seamless and weldedSize:DN15--DN1200Standard:HG/T3651-99 ANSI B16.9Packing: ... requirementsThese products are widely applied in the fields of petroleum, petrochemicals, pure alkali, chemical fertilizer, metallurgy, smelting, pharmacy, textile ...