api 5000*Tolerances and ring gaskets are according to API 6A. Materials for API 6A Type 6B 5000 psi(34.5 MPa) Weld Neck RTJ Flange, API 6A 6B Weld NeckDapatkan Harga Api 5000 Termurah di . Beli Api 5000 Terbaik. Bisa D Promo Diskon Cashback Menarik Gratis Ongkir Cicilan