- Reducers-Concentric
- 2016-11-03 06:19
- Standard:China:GB12459-2005Germany:DIN2605 DIN2606 DIN2615.Japan:JIS B2311 JIS B2312 JIS B2313.U.S.A:ASME/ANSI B16.9 A40
- Tee
- 2016-10-26 05:20
- Standard: China:GB12459-90 HGS514 SHJ408-90. Germany:DIN2605 DIN2606 DIN2615. Japan:JIS B2311 JIS B2312 JIS B2313. U.S.A